memory-security

To prevent memory poisoning across sessions, implement a deterministic write gate to reject unvalidated memory candidates and apply provenance tagging to block instruction-bearing or sensitive data from being stored in persistent memory architectures.

Cross-session memory leakage occurs when isolated data bleeds between tenants. Scoped retrieval prevents this by applying strict per-user and per-session memory read filters, ensuring isolation and stopping cross-tenant data access during retrieval operations.

Implement a secure deletion workflow by establishing memory purging, reindexing, and audit trail mechanisms. This ensures memory can be safely deleted while evidence is preserved for incident response and compliance tracking.

Validate memory writes by applying a deterministic write gate that audits memory write paths and rejects unvalidated candidates. Provenance tagging ensures instruction-bearing data from prompt injection attempts is blocked from persistent storage.

Yes, retention policies are essential for per-user memory scoping in multi-agent architectures. They define memory lifecycles, enforce isolation, and prevent stale memory from compromising model behavior across persistent sessions and agents.

Stale memory compromises model behavior because outdated persistent data creates unsafe long-term memory writes. Without retention policies and strict deletion workflows, cross-session influence from stale memory degrades model performance and reliability.