https://wiki.alpinelinux.org/w/index.php?action=history&feed=atom&title=Hardened_linux
Hardened linux - Revision history
2026-05-01T11:05:24Z
Revision history for this page on the wiki
MediaWiki 1.40.0
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28467&oldid=prev
Pursuable1652 at 21:03, 18 December 2024
2024-12-18T21:03:18Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 21:03, 18 December 2024</td>
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<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>{{todo| Make a pre-compiled linux-hardened kernel}}</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>{{todo| Make a pre-compiled linux-hardened kernel <ins style="font-weight: bold; text-decoration: none;">available in Alpine Repositories, so could just do apk add linux-hardened, for people who don't want to compile.</ins>}}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td></tr>
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Pursuable1652
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28466&oldid=prev
Pursuable1652 at 20:58, 18 December 2024
2024-12-18T20:58:15Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 20:58, 18 December 2024</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td></tr>
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Pursuable1652
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28465&oldid=prev
Pursuable1652 at 20:58, 18 December 2024
2024-12-18T20:58:03Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 20:58, 18 December 2024</td>
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<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>{{todo| <del style="font-weight: bold; text-decoration: none;">Soon will provide Alpine Linux Edge in testing repo </del>a <del style="font-weight: bold; text-decoration: none;">linux</del>-<del style="font-weight: bold; text-decoration: none;">hardened APK package, to avoid compiling your own! WIP Repo: https://gitlab.alpinelinux.org/Pursuable1652/</del>linux-hardened)}}</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>{{todo| <ins style="font-weight: bold; text-decoration: none;">Make </ins>a <ins style="font-weight: bold; text-decoration: none;">pre</ins>-<ins style="font-weight: bold; text-decoration: none;">compiled </ins>linux-hardened <ins style="font-weight: bold; text-decoration: none;">kernel</ins>)}}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td></tr>
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Pursuable1652
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28393&oldid=prev
Pursuable1652 at 16:07, 15 December 2024
2024-12-15T16:07:50Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 16:07, 15 December 2024</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>And do <code>make menuconfig</code>, and select "load", and input the downloaded .config file's name: <code>Arch_hardened_x86_64.config</code>, preferably shorten the amount of kernel modules in the <<del style="font-weight: bold; text-decoration: none;">config</del>>.config</code> files where possible, to reduce compilation times. You may use the just-downloaded <code>Arch_hardened_x86_64.config</code> as a base for configuration simplicity sake. (Use the apk package "<code>kernel-hardening-checker</code>" for configuring .config file as securely as possible, as it contains some grsecurity and kspp kernel configuration suggestions and more.)</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>And do <code>make menuconfig</code>, and select "load", and input the downloaded .config file's name: <code>Arch_hardened_x86_64.config</code>, preferably shorten the amount of kernel modules in the <<ins style="font-weight: bold; text-decoration: none;">code</ins>>.config</code> files where possible, to reduce compilation times. You may use the just-downloaded <code>Arch_hardened_x86_64.config</code> as a base for configuration simplicity sake. (Use the apk package "<code>kernel-hardening-checker</code>" for configuring .config file as securely as possible, as it contains some grsecurity and kspp kernel configuration suggestions and more.)</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{warning| The default <code>Arch_hardened_x86_64.config</code> needs some modification, in menuconfig, general setup -> kernel compression mode, set it to GZIP.}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{warning| The default <code>Arch_hardened_x86_64.config</code> needs some modification, in menuconfig, general setup -> kernel compression mode, set it to GZIP.}}</div></td></tr>
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Pursuable1652
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28392&oldid=prev
Pursuable1652 at 16:02, 15 December 2024
2024-12-15T16:02:38Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 16:02, 15 December 2024</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l59">Line 59:</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{Warning| You MUST remove the "<code>EXTRAVERSION</code>" naming ("<code>-hardened1</code>") after it, or installing the package "<code>kernel-hooks</code>" would not do anything, as this "<code>EXTRAVERSION</code>" is not necessary. ("<code>kernel-hooks</code>" apk package is necessary to make a secureboot [[UEFI_Secure_Boot|EFISTUB]]) [2].}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{Warning| You MUST remove the "<code>EXTRAVERSION</code>" naming ("<code>-hardened1</code>") after it, or installing the package "<code>kernel-hooks</code>" would not do anything, as this "<code>EXTRAVERSION</code>" is not necessary. ("<code>kernel-hooks</code>" apk package is necessary to make a secureboot [[UEFI_Secure_Boot|EFISTUB]]) [2].}}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>== Developing Linux-hardened kernel with hardened <del style="font-weight: bold; text-decoration: none;">configuration </del>==</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>== Developing Linux-hardened kernel with hardened <ins style="font-weight: bold; text-decoration: none;">config </ins>==</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>OPTIONAL: Before compiling the kernel, in [[Custom_Kernel|the Alpine Linux custom kernel guide]] [1], you must do some kernel module configurations (do this by <code>abuild -rK</code> for a few seconds, then exiting by Ctrl-C, and then go to <code>src/linux-$VERSION/</code>, download this Arch_hardened_x86_64.config:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>OPTIONAL: Before compiling the kernel, in [[Custom_Kernel|the Alpine Linux custom kernel guide]] [1], you must do some kernel module configurations (do this by <code>abuild -rK</code> for a few seconds, then exiting by Ctrl-C, and then go to <code>src/linux-$VERSION/</code>, download this Arch_hardened_x86_64.config:</div></td></tr>
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Pursuable1652
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28391&oldid=prev
Pursuable1652 at 16:02, 15 December 2024
2024-12-15T16:02:04Z
<p></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 16:02, 15 December 2024</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l4">Line 4:</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>You may want to get a more security focused kernel, custom private syscalls (only if you compile it for yourself and is not publicly shown), apply Grsecurity/KSPP/GrapheneOS kernel hardening suggestions and remove attack surface from the kernel (with the kernel-hardening-checker APK package).</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>You may want to get a more security focused kernel, custom private syscalls (only if you compile it for yourself and is not publicly shown), apply Grsecurity/KSPP/GrapheneOS kernel hardening suggestions and remove attack surface from the kernel (with the kernel-hardening-checker APK package).</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>== Developing <del style="font-weight: bold; text-decoration: none;">linux</del>-kernel with hardened patch ==</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>== Developing <ins style="font-weight: bold; text-decoration: none;">Linux</ins>-<ins style="font-weight: bold; text-decoration: none;">hardened </ins>kernel with hardened patch ==</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{warning| The following wiki guide was made with Alpine Linux Edge version, and with the testing repository in <code>/etc/apk/repositories</code>}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{warning| The following wiki guide was made with Alpine Linux Edge version, and with the testing repository in <code>/etc/apk/repositories</code>}}</div></td></tr>
<tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l59">Line 59:</td>
<td colspan="2" class="diff-lineno">Line 59:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{Warning| You MUST remove the "<code>EXTRAVERSION</code>" naming ("<code>-hardened1</code>") after it, or installing the package "<code>kernel-hooks</code>" would not do anything, as this "<code>EXTRAVERSION</code>" is not necessary. ("<code>kernel-hooks</code>" apk package is necessary to make a secureboot [[UEFI_Secure_Boot|EFISTUB]]) [2].}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{Warning| You MUST remove the "<code>EXTRAVERSION</code>" naming ("<code>-hardened1</code>") after it, or installing the package "<code>kernel-hooks</code>" would not do anything, as this "<code>EXTRAVERSION</code>" is not necessary. ("<code>kernel-hooks</code>" apk package is necessary to make a secureboot [[UEFI_Secure_Boot|EFISTUB]]) [2].}}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>==<del style="font-weight: bold; text-decoration: none;">== </del>Linux-hardened kernel configuration <del style="font-weight: bold; text-decoration: none;">==</del>==</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>== <ins style="font-weight: bold; text-decoration: none;">Developing </ins>Linux-hardened kernel <ins style="font-weight: bold; text-decoration: none;">with hardened </ins>configuration ==</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>OPTIONAL: Before compiling the kernel, in [[Custom_Kernel|the Alpine Linux custom kernel guide]] [1], you must do some kernel module configurations (do this by <code>abuild -rK</code> for a few seconds, then exiting by Ctrl-C, and then go to <code>src/linux-$VERSION/</code>, download this Arch_hardened_x86_64.config:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>OPTIONAL: Before compiling the kernel, in [[Custom_Kernel|the Alpine Linux custom kernel guide]] [1], you must do some kernel module configurations (do this by <code>abuild -rK</code> for a few seconds, then exiting by Ctrl-C, and then go to <code>src/linux-$VERSION/</code>, download this Arch_hardened_x86_64.config:</div></td></tr>
</table>
Pursuable1652
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28376&oldid=prev
Pursuable1652 at 19:21, 14 December 2024
2024-12-14T19:21:00Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
<col class="diff-marker" />
<col class="diff-content" />
<col class="diff-marker" />
<col class="diff-content" />
<tr class="diff-title" lang="en">
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 19:21, 14 December 2024</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l45">Line 45:</td>
<td colspan="2" class="diff-lineno">Line 45:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>...}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>...}}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>You may change the pkg name's flavor (if you do that, replace all words "<code>lts</code>" with your preferred flavor name), but for this wiki it'll just be LTS</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>You may change the pkg name's flavor (if you do that, replace all words "<code>lts</code>" with your preferred flavor name <ins style="font-weight: bold; text-decoration: none;">(for example "<code>hardened</code>"), and, for example, change the file <code>lts.x86_64.config</code> to <code>hardened.x86_64.config</code></ins>), but for this wiki it'll just be LTS</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{cat|./APKBUILD|...</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{cat|./APKBUILD|...</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>_flavor{{=}}lts</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>_flavor{{=}}lts</div></td></tr>
</table>
Pursuable1652
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28375&oldid=prev
Pursuable1652 at 19:08, 14 December 2024
2024-12-14T19:08:06Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
<col class="diff-marker" />
<col class="diff-content" />
<col class="diff-marker" />
<col class="diff-content" />
<tr class="diff-title" lang="en">
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 19:08, 14 December 2024</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l81">Line 81:</td>
<td colspan="2" class="diff-lineno">Line 81:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{Note| Continuing from the above OPTIONAL paragraph, do <code>cp $YOUR_WORK_DIR/aports/main/linux-lts/src/linux-$VERSION/Arch_hardened_x86_64.config $YOUR_WORK_DIR/aports/main/linux-lts/lts.x86_64.config</code> when finished configuring .config kernel file.}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>{{Note| Continuing from the above OPTIONAL paragraph, do <code>cp $YOUR_WORK_DIR/aports/main/linux-lts/src/linux-$VERSION/Arch_hardened_x86_64.config $YOUR_WORK_DIR/aports/main/linux-lts/lts.x86_64.config</code> when finished configuring .config kernel file.}}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>{{Note| <code>$YOUR_WORK_DIR/aports/main/linux-lts/virt.x86_64.config</code> is the kernel for virtualization (QEMU<del style="font-weight: bold; text-decoration: none;">, Boxes, VirtualBox</del>, Xen), do not customize this for this wiki.}}</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>{{Note| <code>$YOUR_WORK_DIR/aports/main/linux-lts/virt.x86_64.config</code> is the kernel for virtualization (QEMU, Xen), do not customize this for this wiki.}}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>After applying this, you may do <code>cd $YOUR_WORK_DIR/aports/main/linux-lts</code> and <code>abuild checksum && abuild -r</code> to start compiling the kernel.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>After applying this, you may do <code>cd $YOUR_WORK_DIR/aports/main/linux-lts</code> and <code>abuild checksum && abuild -r</code> to start compiling the kernel.</div></td></tr>
</table>
Pursuable1652
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28361&oldid=prev
Pursuable1652 at 17:30, 14 December 2024
2024-12-14T17:30:22Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
<col class="diff-marker" />
<col class="diff-content" />
<col class="diff-marker" />
<col class="diff-content" />
<tr class="diff-title" lang="en">
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 17:30, 14 December 2024</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td>
<td colspan="2" class="diff-lineno">Line 1:</td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>{{todo| Soon will provide Alpine Linux Edge in <del style="font-weight: bold; text-decoration: none;">Testing Repo </del>a linux-hardened APK package, to avoid compiling your own! WIP Repo: https://gitlab.alpinelinux.org/Pursuable1652/linux-hardened)}}</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>{{todo| Soon will provide Alpine Linux Edge in <ins style="font-weight: bold; text-decoration: none;">testing repo </ins>a linux-hardened APK package, to avoid compiling your own! WIP Repo: https://gitlab.alpinelinux.org/Pursuable1652/linux-hardened)}}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td></tr>
</table>
Pursuable1652
https://wiki.alpinelinux.org/w/index.php?title=Hardened_linux&diff=28360&oldid=prev
Pursuable1652 at 17:30, 14 December 2024
2024-12-14T17:30:07Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
<col class="diff-marker" />
<col class="diff-content" />
<col class="diff-marker" />
<col class="diff-content" />
<tr class="diff-title" lang="en">
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 17:30, 14 December 2024</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td>
<td colspan="2" class="diff-lineno">Line 1:</td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>{{todo| Soon will provide Alpine Linux Edge <del style="font-weight: bold; text-decoration: none;">- </del>Testing Repo <del style="font-weight: bold; text-decoration: none;">for </del>a linux-hardened APK package, to avoid compiling your own! WIP Repo: https://gitlab.alpinelinux.org/Pursuable1652/linux-hardened)}}</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>{{todo| Soon will provide Alpine Linux Edge <ins style="font-weight: bold; text-decoration: none;">in </ins>Testing Repo a linux-hardened APK package, to avoid compiling your own! WIP Repo: https://gitlab.alpinelinux.org/Pursuable1652/linux-hardened)}}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Why Linux-Hardened Kernel? ==</div></td></tr>
</table>
Pursuable1652