AI agents

Prompt injection defense and sanitization

• A Prompt Injection Test Suite You Can Run in CI
• A Quarantine Release Checklist: Proving a Chunk Is Safe
• Detecting Poisoned Chunks Before They Reach the Prompt
• Grading Injection Defenses: A Scorecard per Attack Class
• Injection Tests for Tool Results
• Memory Poisoning: How Bad Facts Get In and How TTLs Limit Harm
• Prompt Injection Through User Data: A Boundary and a Test Suite
• Tool Permissions as a Second Line of Injection Defense
• A Decision Log for Precedence Conflicts: Fields for Audit
• A Fixture Format for Injection Tests That Survives Model Swaps
• Building an Injection Corpus From Real Support Logs
• Building an Injection Corpus From Support Logs
• Deleting Quarantined Text on a Schedule: A Job, a Lock and Proof
• From a Failed Injection Case to a Fixture and a Live Alert
• Generating Adversarial Cases: Prompt Injection and Hostile Users
• Scoring an Injection Suite by Attack Class
• Testing Retrieval for Injection: Seeded Poison and a Gate
• The Cost of a False Positive in an Injection Defense
• Tool Scoping So a Successful Injection Does Little
• Turning Per-Class Scores Into a Release Risk Budget
• Writing the Retrieval Security Policy: Thresholds and Owners