Claude text watermark: which models mark text and why it matters
Claude now adds an invisible text watermark on most models, including Opus 5.5 and Mythos 5. See which models, who can detect it and what removes it.
AI security
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Postman Plugin in Claude Code and Codex: How to Check and Remove
Postman Desktop 12.33.4 reportedly enabled its own plugin in Claude Code and Codex without asking. Here are the files to check and how to remove it.
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Northflank Breach: Which Secrets to Rotate and How to Check
Northflank says to assume all environment variables were decrypted. Rotate AI keys first, then revoke the old ones at the provider.
