diff --git a/flake.lock b/flake.lock
index 81b1027..43cc6c7 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,8 +1,110 @@
 {
   "nodes": {
+    "agenix": {
+      "inputs": {
+        "agenix": "agenix_2",
+        "crane": "crane",
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      },
+      "locked": {
+        "lastModified": 1744897914,
+        "narHash": "sha256-GIVU92o2TZBnKQXTb76zpQbWR4zjU2rFqWKNIIpXnqA=",
+        "owner": "yaxitech",
+        "repo": "ragenix",
+        "rev": "40f2e17ecaeab4d78ec323e96a04548c0aaa5223",
+        "type": "github"
+      },
+      "original": {
+        "owner": "yaxitech",
+        "repo": "ragenix",
+        "type": "github"
+      }
+    },
+    "agenix_2": {
+      "inputs": {
+        "darwin": "darwin",
+        "home-manager": "home-manager",
+        "nixpkgs": [
+          "agenix",
+          "nixpkgs"
+        ],
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1736955230,
+        "narHash": "sha256-uenf8fv2eG5bKM8C/UvFaiJMZ4IpUFaQxk9OH5t/1gA=",
+        "owner": "ryantm",
+        "repo": "agenix",
+        "rev": "e600439ec4c273cf11e06fe4d9d906fb98fa097c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ryantm",
+        "repo": "agenix",
+        "type": "github"
+      }
+    },
+    "crane": {
+      "locked": {
+        "lastModified": 1741481578,
+        "narHash": "sha256-JBTSyJFQdO3V8cgcL08VaBUByEU6P5kXbTJN6R0PFQo=",
+        "owner": "ipetkov",
+        "repo": "crane",
+        "rev": "bb1c9567c43e4434f54e9481eb4b8e8e0d50f0b5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ipetkov",
+        "repo": "crane",
+        "type": "github"
+      }
+    },
+    "darwin": {
+      "inputs": {
+        "nixpkgs": [
+          "agenix",
+          "agenix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1700795494,
+        "narHash": "sha256-gzGLZSiOhf155FW7262kdHo2YDeugp3VuIFb4/GGng0=",
+        "owner": "lnl7",
+        "repo": "nix-darwin",
+        "rev": "4b9b83d5a92e8c1fbfd8eb27eda375908c11ec4d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "lnl7",
+        "ref": "master",
+        "repo": "nix-darwin",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "inputs": {
-        "systems": "systems"
+        "systems": "systems_2"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
+      "inputs": {
+        "systems": "systems_3"
       },
       "locked": {
         "lastModified": 1731533236,
@@ -19,6 +121,28 @@
       }
     },
     "home-manager": {
+      "inputs": {
+        "nixpkgs": [
+          "agenix",
+          "agenix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1703113217,
+        "narHash": "sha256-7ulcXOk63TIT2lVDSExj7XzFx09LpdSAPtvgtM7yQPE=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "3bfaacf46133c037bb356193bd2f1765d9dc82c1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
+    "home-manager_2": {
       "inputs": {
         "nixpkgs": [
           "nixpkgs"
@@ -39,6 +163,22 @@
       }
     },
     "nixpkgs": {
+      "locked": {
+        "lastModified": 1741379970,
+        "narHash": "sha256-Wh7esNh7G24qYleLvgOSY/7HlDUzWaL/n4qzlBePpiw=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "36fd87baa9083f34f7f5027900b62ee6d09b1f2f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
       "locked": {
         "lastModified": 1752950548,
         "narHash": "sha256-NS6BLD0lxOrnCiEOcvQCDVPXafX1/ek1dfJHX1nUIzc=",
@@ -56,9 +196,31 @@
     },
     "root": {
       "inputs": {
-        "flake-utils": "flake-utils",
-        "home-manager": "home-manager",
-        "nixpkgs": "nixpkgs"
+        "agenix": "agenix",
+        "flake-utils": "flake-utils_2",
+        "home-manager": "home-manager_2",
+        "nixpkgs": "nixpkgs_2"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "agenix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1741400194,
+        "narHash": "sha256-tEpgT+q5KlGjHSm8MnINgTPErEl8YDzX3Eps8PVc09g=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "16b6045a232fea0e9e4c69e55a6e269607dd8e3f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
       }
     },
     "systems": {
@@ -75,6 +237,36 @@
         "repo": "default",
         "type": "github"
       }
+    },
+    "systems_2": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "systems_3": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index a168203..c09c8cd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -10,9 +10,11 @@
     };
 
     flake-utils.url = "github:numtide/flake-utils";
+
+    agenix.url = "github:yaxitech/ragenix";
   };
 
-  outputs = { self, nixpkgs, home-manager, flake-utils, ... }@inputs:
+  outputs = { self, nixpkgs, home-manager, flake-utils, agenix, ... }@inputs:
     let inherit (self) outputs;
     in {
       nixosConfigurations.framework = nixpkgs.lib.nixosSystem {
@@ -20,6 +22,7 @@
         specialArgs = { inputs = inputs; };
         modules = [
           home-manager.nixosModules.default
+          agenix.nixosModules.default
           ./nix/hosts/common/sys.nix
           ./nix/hosts/framework/sys.nix
         ];
@@ -30,6 +33,7 @@
         specialArgs = { inputs = inputs; };
         modules = [
           home-manager.nixosModules.default
+          agenix.nixosModules.default
           ./nix/hosts/common/sys.nix
           ./nix/hosts/chaewon/sys.nix
         ];
diff --git a/nix/hosts/common/sys.nix b/nix/hosts/common/sys.nix
index 82e793e..be5540e 100644
--- a/nix/hosts/common/sys.nix
+++ b/nix/hosts/common/sys.nix
@@ -56,6 +56,7 @@
 
         nix-index
         nixfmt-classic
+        ragenix
 
         rustc
         cargo