diff --git a/flake.lock b/flake.lock
index 7ab72e3..d3eca85 100644
--- a/flake.lock
+++ b/flake.lock
@@ -509,31 +509,10 @@
         "nixpkgs-stable": "nixpkgs-stable",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "nixvim": "nixvim",
-        "sops-nix": "sops-nix",
         "spicetify-nix": "spicetify-nix",
         "zen-browser": "zen-browser"
       }
     },
-    "sops-nix": {
-      "inputs": {
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1744103455,
-        "narHash": "sha256-SR6+qjkPjGQG+8eM4dCcVtss8r9bre/LAxFMPJpaZeU=",
-        "owner": "mic92",
-        "repo": "sops-nix",
-        "rev": "69d5a5a4635c27dae5a742f36108beccc506c1ba",
-        "type": "github"
-      },
-      "original": {
-        "owner": "mic92",
-        "repo": "sops-nix",
-        "type": "github"
-      }
-    },
     "spicetify-nix": {
       "inputs": {
         "nixpkgs": [
diff --git a/shared/modules/default.nix b/shared/modules/default.nix
index c9e72c8..c9f43ed 100644
--- a/shared/modules/default.nix
+++ b/shared/modules/default.nix
@@ -17,7 +17,7 @@
     ./office.nix
     ./hyprland
     ./sddm.nix
-    ./security.nix
+    ./security
     ./shell.nix
     ./social.nix
     ./users.nix
diff --git a/shared/modules/security/default.nix b/shared/modules/security/default.nix
new file mode 100644
index 0000000..4fdd9fd
--- /dev/null
+++ b/shared/modules/security/default.nix
@@ -0,0 +1,5 @@
+{
+  imports = [
+    ./yubikey.nix
+  ];
+}
diff --git a/shared/modules/security.nix b/shared/modules/security/yubikey.nix
similarity index 88%
rename from shared/modules/security.nix
rename to shared/modules/security/yubikey.nix
index f050539..900d5b4 100644
--- a/shared/modules/security.nix
+++ b/shared/modules/security/yubikey.nix
@@ -1,9 +1,10 @@
+# Yubikey config: https://nixos.wiki/wiki/Yubikey#pam_u2f
 { pkgs, ... }:
 
 {
   environment.systemPackages = with pkgs; [
     gnupg
-    yubioath-flutter
+    yubioath-flutter # GUI
   ];
 
   programs.gnupg.agent.enable = true;