Historical clue formulations

• Privacy doc — 2026-09-13
• Secrecy-ensuring document, in brief — 2026-04-03
• Document that promises secrecy, for short — 2025-11-02
• Contract enforcing secrecy, for short — 2025-10-21
• Silence-enforcing doc — 2025-09-14
• Doc that ensures secrecy — 2024-12-29
• Confidentiality contract, for short — 2024-12-24
• Confidentiality contract, familiarly — 2024-10-02
• Deal that protects company secrets, for short — 2024-02-06
• Secrecy-enforcing contract, for short — 2023-09-27
• Confidentiality contract, in brief — 2023-06-24
• Doc. to ensure secrecy — 2022-02-20