Finds secrets, tokens, passwords, and API keys that can leak through generated serialization: Python dataclass repr and asdict, attrs, pydantic model_dump, NamedTuple, JavaScript JSON.stringify and util.inspect, structured logs, tracing spans, and error reports.
Install
npx skills add getsentry/skills --skill secret-serializationnpx skills add getsentry/skills --skill secret-serialization -a claude-code -gnpx skills add getsentry/skills --skill secret-serialization -a codex -ggemini skills install https://github.com/getsentry/skills.git --path skills/secret-serializationgh skill install getsentry/skills secret-serializationgit clone --depth 1 https://github.com/getsentry/skills /tmp/getsentry__skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/getsentry__skills/skills/secret-serialization ~/.claude/skills/secret-serialization # Claude Code
cp -R /tmp/getsentry__skills/skills/secret-serialization ~/.agents/skills/secret-serialization # Codex, Cursor, Gemini CLI, Copilot, OpenCode