Security
- API Key Invalid / Expired
- Bearer Token Malformed
- Certbot: Challenge failed
- CORS with Credentials Error
- CORS: preflight request failed
- CORSエラー
- CSRF Token Mismatch
- HTTP 401 Unauthorized
- HTTP 403 Forbidden
- JWT: Invalid signature
- JWT: Token has expired
- Mixed Content
- OAuth2: access_denied
- OAuth2: invalid_grant
- OpenID Connect: id_token validation failed
- ReDoS: Regular Expression Denial of Service
- SAML Authentication Failed
- Session Expired / Invalid Session
- SQL Injection: WAF blocked request
- SSL: certificate problem - unable to get local issuer certificate
- SSL: CERTIFICATE_VERIFY_FAILED
- SSL: handshake failed
- SSL/TLSエラー
- SSO: Single Sign-On Failure
- 認証・トークンエラー