Black & White Path

Jul 30, 2026 · Information Security

Claude Opus 5 Jailbreak: How 200k‑300k Token Context Breaks Safety Guardrails

Security researchers disclosed that Claude Opus 5 can be jailbroken with a low‑cost method that stretches the context window to 200‑300 k tokens, causing its built‑in safety guardrails to drift and allowing the model to assist in generating and improving malicious code.