Decode and inspect SAML assertions and responses for SSO troubleshooting. Code never leaves your device — formatting and validation run locally in your browser.
Content reviewed October 2026 · About Toolzum
Encode or decode URLs with percent-encoding. Swaps input/output for quick bidirectional conversion. Code never leaves your device — formatting and validation run locally in your browser.
Decode and view SSL certificate details including subject, issuer, and validity period. Code never leaves your device — formatting and validation run locally in your browser.
Encodes text or small files into Base64 strings and decodes them back with automatic MIME-type detection for binary safety. Code never leaves your device — formatting and validation run locally in your browser.
Translate text to Morse code and decode Morse back — with timing-accurate playback. Learn SOS (···---···) properly — local processing, free, no signup.
Decode binary strings back to readable Unicode text with strict validation. Recover messages from bit dumps — local decoding, free, no signup.
Base64 only — paste base64 SAML, not DEFLATE-compressed redirect bindings, which need inflating first.
Both — AuthnRequests and Response assertions decode fully here.
No cert extraction — the readout covers type, issuer, destination, status, and SAML-namespace presence only.
No — decoding runs locally in your browser, free with no signup.
OAuth2 Debugger
Debug OAuth2 flows step by step — authorize URLs, code exchange, token inspection. Fix redirect_uri_mismatch in minutes — local tooling, free, no signup.
JWT Inspector
Decode JWT headers and payloads instantly — inspect claims, expiry, and algorithm before trusting a token. Debug auth failures in seconds — local processing, free, no signup.