Validate authentication mechanisms for security weaknesses and compliance. Use when reviewing login systems or auth flows. Trigger with 'validate authentication', 'check auth security', or 'review login'.
Install
npx skills add jeremylongshore/tons-of-skills-marketplace --skill validating-authentication-implementationsnpx skills add jeremylongshore/tons-of-skills-marketplace --skill validating-authentication-implementations -a claude-code -gnpx skills add jeremylongshore/tons-of-skills-marketplace --skill validating-authentication-implementations -a codex -ggemini skills install https://github.com/jeremylongshore/tons-of-skills-marketplace.git --path plugins/security/authentication-validator/skills/validating-authentication-implementationsgh skill install jeremylongshore/tons-of-skills-marketplace validating-authentication-implementationsgit clone --depth 1 https://github.com/jeremylongshore/tons-of-skills-marketplace /tmp/jeremylongshore__tons-of-skills-marketplace
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/jeremylongshore__tons-of-skills-marketplace/plugins/security/authentication-validator/skills/validating-authentication-implementations ~/.claude/skills/validating-authentication-implementations # Claude Code
cp -R /tmp/jeremylongshore__tons-of-skills-marketplace/plugins/security/authentication-validator/skills/validating-authentication-implementations ~/.agents/skills/validating-authentication-implementations # Codex, Cursor, Gemini CLI, Copilot, OpenCode