alpha 0.1

lib/sysctl.sh

@@ -0,0 +1,13 @@
+harden_sysctl() {
+    CONF="/etc/sysctl.d/99-hardening.conf"
+    SNAP=$(backup_create sysctl "$CONF")
+
+    cat > "$CONF" <<EOF
+net.ipv4.conf.all.accept_redirects = 0
+kernel.kptr_restrict = 2
+fs.protected_symlinks = 1
+EOF
+
+    sysctl --system || rm -f "$CONF"
+    pause
+}