github:bbrowning/bbrowning-claude-marketplace · first seen 2026-10-31 · source · badge
Use when reviewing authentication or authorization code. Provides comprehensive security guidance on JWT validation, token exchange, OAuth 2.0/2.1 compliance, PKCE, Resource Indicators, MCP authorization, session management, and API authentication. Covers critical vulnerabilities including token forwarding, audience validation, algorithm confusion, confused deputy attacks, and authentication bypas
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