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Cryptographic Token Decoder · Offline Browser WASM SD-JWT (RFC 9901) · W3C VC v2 · did:web
Developer Tool · Offline-First & Client-Side

SD-JWT & Verifiable Credential Inspector

Decode, inspect claims, and analyze selective disclosure digests in SD-JWT (RFC 9901) and W3C VC tokens.

Paste any signed SD-JWT string or W3C JSON payload below. All parsing and cryptographic structure inspection runs 100% locally in your browser.

Selective Disclosure Inspection Visualization
Selective Disclosure (~sd) Analysis

Zero-Knowledge Masking & Claim Digest Audit

Inspect individual claim disclosures, verify salted SHA-256 digests (`~sd`), and validate `did:web` Ed25519 signatures directly in your browser with zero remote API calls.

Paste a valid SD-JWT or W3C JSON token above to view decoded structure.

🚀 Self-Host Your Own Domain-Anchored Credential Issuer

Issue tamper-proof SD-JWT and W3C Verifiable Credentials from your own web domain (did:web:yourdomain.com) using Mneurix Sovereign Credential Engine. Zero per-credential fees and zero vendor lock-in.

Explore Credential Engine → View on GitHub ↗