diff --git a/CLAUDE.md b/CLAUDE.md
index fa25181..a0f921b 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -20,6 +20,7 @@ Root `compose.yaml` uses Docker Compose's `include` directive to orchestrate mul
 - **n8n**: Workflow automation platform (PostgreSQL)
 - **stash**: Filestash web-based file manager
 - **links**: Linkwarden bookmark manager (PostgreSQL + Meilisearch)
+- **vault**: Vaultwarden password manager (SQLite)
 - **restic**: Backrest backup system with restic backend
 - **sablier**: Dynamic scaling plugin for Traefik
 - **vpn**: WireGuard VPN (wg-easy)
@@ -197,6 +198,29 @@ Linkwarden bookmark manager with full-text search:
 - `LINKS_NEXTAUTH_SECRET`: NextAuth.js secret for session encryption
 - `LINKS_MEILI_MASTER_KEY`: Meilisearch master key for API authentication
 
+### Vault (vault/compose.yaml)
+Vaultwarden password manager (Bitwarden-compatible server):
+- **vaultwarden**: Vaultwarden app exposed at `vault.pivoine.art:80`
+  - Self-hosted password manager compatible with Bitwarden clients
+  - Supports TOTP, WebAuthn/U2F two-factor authentication
+  - Secure password generation and sharing
+  - Browser extensions and mobile apps available
+  - Emergency access and organization support
+  - Data persisted in `vaultwarden_data` volume (SQLite database)
+
+**Configuration**:
+- **DOMAIN**: `https://vault.pivoine.art` (required for proper HTTPS operation)
+- **WEBSOCKET_ENABLED**: `true` (enables real-time sync)
+- **SIGNUPS_ALLOWED**: `false` (disable open registrations for security)
+- **INVITATIONS_ALLOWED**: `true` (allow inviting users)
+- **SHOW_PASSWORD_HINT**: `false` (security best practice)
+
+**Important**:
+- First user to register becomes the admin
+- Use strong master password - it cannot be recovered
+- Enable 2FA for all accounts
+- Access admin panel at `/admin` (requires `ADMIN_TOKEN` in `.env`)
+
 ### Restic (restic/compose.yaml)
 Backrest backup system with restic backend:
 - **backrest**: Backrest web UI exposed at `restic.pivoine.art:9898`
@@ -262,6 +286,10 @@ Backrest backup system with restic backend:
     - Path: `/volumes/letsencrypt_data`
     - Retention: 7 daily, 4 weekly, 12 monthly, 3 yearly
 
+12. **vaultwarden-backup** (8 AM daily)
+    - Path: `/volumes/vaultwarden_data`
+    - Retention: 7 daily, 4 weekly, 12 monthly, 3 yearly
+
 **Volume Mounting**:
 All Docker volumes are mounted read-only to `/volumes/` with prefixed names (e.g., `backup_core_postgres_data`) to avoid naming conflicts with other compose stacks.
 
@@ -296,6 +324,7 @@ Each service uses named volumes prefixed with project name:
 - `n8n_n8n_data`: n8n workflow data
 - `stash_filestash_data`: Filestash configuration and state
 - `links_data`, `links_meili_data`: Linkwarden bookmarks and Meilisearch index
+- `vault_data`: Vaultwarden password vault (SQLite database)
 - `restic_data`, `restic_config`, `restic_cache`, `restic_tmp`: Backrest backup system
 - `proxy_letsencrypt_data`: SSL certificates
 
diff --git a/README.md b/README.md
index 47f9579..f99bc00 100644
--- a/README.md
+++ b/README.md
@@ -52,6 +52,7 @@ The **Falcon** is a state-of-the-art containerized starship, powered by Docker's
 | **N8N** | *Automated workflow command center* | [n8n.pivoine.art](https://n8n.pivoine.art) |
 | **STASH** | *Universal file management portal* | [stash.pivoine.art](https://stash.pivoine.art) |
 | **LINKS** | *Interstellar bookmark archive* | [links.pivoine.art](https://links.pivoine.art) |
+| **VAULT** | *Encrypted password vault* | [vault.pivoine.art](https://vault.pivoine.art) |
 | **RESTIC** | *Automated backup vault system* | [restic.pivoine.art](https://restic.pivoine.art) |
 | **PROXY** | *Shield control dashboard* | [proxy.pivoine.art](https://proxy.pivoine.art) |
 | **VPN** | *Cloaking device network* | [vpn.pivoine.art](https://vpn.pivoine.art) |
@@ -204,6 +205,7 @@ THE FALCON (falcon_network)
 │  ├─ n8n Workflows      [n8n.pivoine.art]
 │  ├─ Filestash Files    [stash.pivoine.art]
 │  ├─ Linkwarden Marks   [links.pivoine.art]
+│  ├─ Vaultwarden Vault  [vault.pivoine.art]
 │  ├─ Backrest Backups   [restic.pivoine.art]
 │  └─ WireGuard VPN      [vpn.pivoine.art]
 │
@@ -218,6 +220,7 @@ THE FALCON (falcon_network)
    ├─ filestash_data     → File manager state
    ├─ linkwarden_data    → Bookmark archives
    ├─ meili_data         → Search index database
+   ├─ vaultwarden_data   → Encrypted password vault
    ├─ backrest_data      → Backup system state
    ├─ backrest_config    → Backup configurations
    └─ letsencrypt_data   → Shield certificates
diff --git a/arty.yml b/arty.yml
index 9d31c4d..83a3993 100644
--- a/arty.yml
+++ b/arty.yml
@@ -94,6 +94,15 @@ envs:
     RESTIC_TRAEFIK_HOST: restic.pivoine.art
     RESTIC_HOSTNAME: falcon
     RESTIC_BACKUP_PATH: /mnt/hidrive/users/valknar/Backup
+    # Vault
+    VAULT_TRAEFIK_ENABLED: true
+    VAULT_COMPOSE_PROJECT_NAME: vault
+    VAULT_IMAGE: vaultwarden/server:latest
+    VAULT_TRAEFIK_HOST: vault.pivoine.art
+    VAULT_WEBSOCKET_ENABLED: true
+    VAULT_SIGNUPS_ALLOWED: false
+    VAULT_INVITATIONS_ALLOWED: true
+    VAULT_SHOW_PASSWORD_HINT: false
     # Proxy
     PROXY_COMPOSE_PROJECT_NAME: proxy
     PROXY_DOCKER_IMAGE: traefik:latest
diff --git a/compose.yaml b/compose.yaml
index 8d97bdb..b9db258 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -8,6 +8,7 @@ include:
   - n8n/compose.yaml
   - stash/compose.yaml
   - links/compose.yaml
+  - vault/compose.yaml
   - restic/compose.yaml
   - umami/compose.yaml
   - sablier/compose.yaml
diff --git a/restic/compose.yaml b/restic/compose.yaml
index f5b4b16..246821f 100644
--- a/restic/compose.yaml
+++ b/restic/compose.yaml
@@ -28,6 +28,7 @@ services:
       - backup_linkwarden_data:/volumes/linkwarden_data:ro
       - backup_linkwarden_meili_data:/volumes/linkwarden_meili_data:ro
       - backup_letsencrypt_data:/volumes/letsencrypt_data:ro
+      - backup_vaultwarden_data:/volumes/vaultwarden_data:ro
 
     environment:
       TZ: ${TIMEZONE:-Europe/Berlin}
@@ -104,6 +105,9 @@ volumes:
   backup_letsencrypt_data:
     name: proxy_letsencrypt_data
     external: true
+  backup_vaultwarden_data:
+    name: vault_data
+    external: true
 
 networks:
   compose_network:
diff --git a/restic/config.json b/restic/config.json
index d8629c6..c29341f 100644
--- a/restic/config.json
+++ b/restic/config.json
@@ -194,6 +194,22 @@
           "yearly": 3
         }
       }
+    },
+    {
+      "id": "vaultwarden-backup",
+      "repo": "hidrive-backup",
+      "paths": ["/volumes/vaultwarden_data"],
+      "schedule": {
+        "cron": "0 8 * * *"
+      },
+      "retention": {
+        "policyTimeBucketed": {
+          "daily": 7,
+          "weekly": 4,
+          "monthly": 12,
+          "yearly": 3
+        }
+      }
     }
   ]
 }
diff --git a/vault/compose.yaml b/vault/compose.yaml
new file mode 100644
index 0000000..866e399
--- /dev/null
+++ b/vault/compose.yaml
@@ -0,0 +1,39 @@
+services:
+  vaultwarden:
+    image: ${VAULT_IMAGE:-vaultwarden/server:latest}
+    container_name: ${VAULT_COMPOSE_PROJECT_NAME}_app
+    restart: unless-stopped
+    volumes:
+      - vaultwarden_data:/data
+    environment:
+      TZ: ${TIMEZONE:-Europe/Berlin}
+      DOMAIN: https://${VAULT_TRAEFIK_HOST}
+      WEBSOCKET_ENABLED: ${VAULT_WEBSOCKET_ENABLED:-true}
+      SIGNUPS_ALLOWED: ${VAULT_SIGNUPS_ALLOWED:-false}
+      INVITATIONS_ALLOWED: ${VAULT_INVITATIONS_ALLOWED:-true}
+      SHOW_PASSWORD_HINT: ${VAULT_SHOW_PASSWORD_HINT:-false}
+    networks:
+      - compose_network
+    labels:
+      - 'traefik.enable=${VAULT_TRAEFIK_ENABLED}'
+      - 'traefik.http.middlewares.${VAULT_COMPOSE_PROJECT_NAME}-redirect-web-secure.redirectscheme.scheme=https'
+      - 'traefik.http.routers.${VAULT_COMPOSE_PROJECT_NAME}-web.middlewares=${VAULT_COMPOSE_PROJECT_NAME}-redirect-web-secure'
+      - 'traefik.http.routers.${VAULT_COMPOSE_PROJECT_NAME}-web.rule=Host(`${VAULT_TRAEFIK_HOST}`)'
+      - 'traefik.http.routers.${VAULT_COMPOSE_PROJECT_NAME}-web.entrypoints=web'
+      - 'traefik.http.routers.${VAULT_COMPOSE_PROJECT_NAME}-web-secure.rule=Host(`${VAULT_TRAEFIK_HOST}`)'
+      - 'traefik.http.routers.${VAULT_COMPOSE_PROJECT_NAME}-web-secure.tls.certresolver=resolver'
+      - 'traefik.http.routers.${VAULT_COMPOSE_PROJECT_NAME}-web-secure.entrypoints=web-secure'
+      - 'traefik.http.middlewares.${VAULT_COMPOSE_PROJECT_NAME}-web-secure-compress.compress=true'
+      - 'traefik.http.routers.${VAULT_COMPOSE_PROJECT_NAME}-web-secure.middlewares=${VAULT_COMPOSE_PROJECT_NAME}-web-secure-compress'
+      - 'traefik.http.services.${VAULT_COMPOSE_PROJECT_NAME}-web-secure.loadbalancer.server.port=80'
+      - 'traefik.docker.network=${NETWORK_NAME}'
+      - 'com.centurylinklabs.watchtower.enable=${WATCHTOWER_LABEL_ENABLE}'
+
+volumes:
+  vaultwarden_data:
+    name: ${VAULT_COMPOSE_PROJECT_NAME}_data
+
+networks:
+  compose_network:
+    name: ${NETWORK_NAME}
+    external: true