58 lines
1.7 KiB
Nix
58 lines
1.7 KiB
Nix
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{ config, pkgs, ... }:
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{
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nix.allowedUsers = [ "@users" ];
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security.lockKernelModules = true;
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security.protectKernelImage = true;
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security.forcePageTableIsolation = true;
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security.virtualisation.flushL1DataCache = "always";
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security.apparmor.enable = true;
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boot.kernelParams = [
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"page_poison=1"
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"page_alloc.shuffle=1"
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];
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boot.blacklistedKernelModules = [
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# Obscure network protocols
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"ax25"
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"netrom"
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"rose"
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# Old or rare or insufficiently audited filesystems
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"adfs"
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"affs"
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"bfs"
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"befs"
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"cramfs"
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"efs"
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"erofs"
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"exofs"
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"freevxfs"
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"f2fs"
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"hfs"
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"hpfs"
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"jfs"
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"minix"
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"nilfs2"
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"qnx4"
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"qnx6"
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"sysv"
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"ufs"
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];
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boot.kernel.sysctl."net.core.bpf_jit_enable" = false;
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boot.kernel.sysctl."kernel.ftrace_enabled" = false;
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boot.kernel.sysctl."net.ipv4.conf.all.log_martians" = true;
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boot.kernel.sysctl."net.ipv4.conf.all.rp_filter" = "1";
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boot.kernel.sysctl."net.ipv4.conf.default.log_martians" = true;
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boot.kernel.sysctl."net.ipv4.conf.default.rp_filter" = "1";
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boot.kernel.sysctl."net.ipv4.icmp_echo_ignore_broadcasts" = true;
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boot.kernel.sysctl."net.ipv4.conf.all.accept_redirects" = false;
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boot.kernel.sysctl."net.ipv4.conf.all.secure_redirects" = false;
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boot.kernel.sysctl."net.ipv4.conf.default.accept_redirects" = false;
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boot.kernel.sysctl."net.ipv4.conf.default.secure_redirects" = false;
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boot.kernel.sysctl."net.ipv6.conf.all.accept_redirects" = false;
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boot.kernel.sysctl."net.ipv6.conf.default.accept_redirects" = false;
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boot.kernel.sysctl."net.ipv4.conf.all.send_redirects" = false;
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boot.kernel.sysctl."net.ipv4.conf.default.send_redirects" = false;
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}
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