AWS and Anthropic Advancing AI-powered Cybersecurity With Claude Mythos

**Executive summary:** AWS and Anthropic announced Claude Mythos Preview, an AI model for automated vulnerability discovery and remediation available via a gated Amazon Bedrock research preview, and introduced the AWS Security Agent to provide continuous, autonomous penetration testing across cloud and on‑premises environments; the announcement emphasizes defensive capabilities, strict access controls, and privacy safeguards and does not report any active security incident.