| Clue | Source | Date |
|---|---|---|
| Device that protects a safe from being opened (4,4) | Puzzler | 16 Jun 2025 |
| Security device on a bank vault (4,4) | ||
| Prison sentence for those in 10 across is a contradiction in terms of secure mechanism that's ajar for certain periods | Irish Times Crosaire | 08 Dec 2021 |
| Strange item associated with the canal banks - secure mechanism that only opens for certain periods | Irish Times Crosaire | 23 Sep 2021 |
| Vault mechanism | ||
| Bank vault feature | ||
| Part of a bank vault. | ||
| Vault device. |