diff --git a/pages/en/server/operating_systems/arch_linux.txt b/pages/en/server/operating_systems/arch_linux.txt
index 8b470b9..7f66b61 100644
--- a/pages/en/server/operating_systems/arch_linux.txt
+++ b/pages/en/server/operating_systems/arch_linux.txt
@@ -23,6 +23,18 @@ It includes:
 
 [[https://www.archlinux.org/download/]]
 
+==== Verify the ISO image ====
+
+Check the two files in the same folder with the following command(s):
+
+  * for Arch users
+    * ''pacman-key -v archlinux-<version>-x86_64.iso.sig''
+  * other GnuPGP systems
+    * ''gpg %%--%%keyserver pgp.mit.edu %%--%%keyserver-options auto-key-retrieve %%--%%verify archlinux-<version>-x86_64.iso.sig''
+  * and check the md5sum with the following command
+    * ''md5sum archlinux-<version>-x86_64.iso''
+
+<alert type="info" icon="fa fa-info-circle">Another method to verify the authenticity of the signature is to ensure that the public key's fingerprint is identical to the key fingerprint of the [[https://www.archlinux.org/people/developers/|Arch Linux developer]] who signed the ISO-file. See [[https://en.wikipedia.org/wiki/Public-key_cryptography|Wikipedia:Public-key_cryptography]] for more information on the public-key process to authenticate keys.</alert>
 ===== Inital setup =====
 
 If using a US keyboard: