diff --git a/package.json b/package.json
index cf9e07f..4cbd703 100644
--- a/package.json
+++ b/package.json
@@ -12,6 +12,7 @@
   "dependencies": {
     "@fontsource-variable/roboto": "^5.2.10",
     "@kobalte/core": "^0.13.11",
+    "@rabbit-company/xchacha20": "^2.3.0",
     "@solidjs-use/integrations": "^2.3.0",
     "@solidjs/router": "^0.15.4",
     "consola": "^3.4.2",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 7eb926f..57b84e2 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -14,6 +14,9 @@ importers:
       '@kobalte/core':
         specifier: ^0.13.11
         version: 0.13.11(solid-js@1.9.11)
+      '@rabbit-company/xchacha20':
+        specifier: ^2.3.0
+        version: 2.3.0(typescript@5.8.3)
       '@solidjs-use/integrations':
         specifier: ^2.3.0
         version: 2.3.0(qrcode@1.5.4)(sortablejs@1.15.6)
@@ -814,6 +817,11 @@ packages:
     resolution: {integrity: sha512-WYa2tUVV5HiArWPB3ydlOc4R2ivq0IDrlqhMi3l7mVsFEXNcTfxYFPIHXHXIh/ca/y/V5N4E1zecyxdIBjYnkQ==}
     engines: {node: '>= 10.0.0'}
 
+  '@rabbit-company/xchacha20@2.3.0':
+    resolution: {integrity: sha512-d2itZPlgb+Sxpdi9jBMGEfenQQyQwdynxw6pkgoDXth6y236c9NGxi8Y5k12tlE6l0vhzwRcrmfL/DpOIOnSRg==}
+    peerDependencies:
+      typescript: ^5.6.2
+
   '@rollup/pluginutils@5.3.0':
     resolution: {integrity: sha512-5EdhGZtnu3V88ces7s53hhfK5KSASnJZv8Lulpc04cWO3REESroJXg73DFsOmgbU2BhwV0E20bu2IDZb3VKW4Q==}
     engines: {node: '>=14.0.0'}
@@ -2568,6 +2576,10 @@ snapshots:
       '@parcel/watcher-win32-x64': 2.5.4
     optional: true
 
+  '@rabbit-company/xchacha20@2.3.0(typescript@5.8.3)':
+    dependencies:
+      typescript: 5.8.3
+
   '@rollup/pluginutils@5.3.0(rollup@4.52.1)':
     dependencies:
       '@types/estree': 1.0.8