Secure authentication implementation patterns. Use when implementing user login, registration, password reset, session management, JWT authentication, OAuth, MFA, or passkeys. Provides production-ready patterns aligned with NIST SP 800-63B-4, OWASP 2026 cheat sheets, OAuth 2.1, and WebAuthn L3, with breach-driven lessons.
This skill does not declare a tool allowlist. The agent host applies whatever default tools are available at runtime.
SKILL.md / Manifest
https://raw.githubusercontent.com/jamditis/claude-skills-journalism/master/security-toolkit/skills/secure-auth/SKILL.mdRegistry
github (via claudemarketplaces.com)