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Cryptography, Hash & JWT Studio

SHA-256 / SHA-512 hashing, AES-256-GCM encryption, HMAC signatures, JWT token decoding, Base64/Hex encoding, and UUID generation using native Web Crypto API.

Live Hash & Digest Generator

Input Text or Message

SHA-256 (256-bit Digest)

SHA-512 (512-bit Digest)

SHA-384

Client-Side AES-256-GCM Encryption

Secret Passphrase / Key

Plaintext

Ciphertext (Base64 + IV)

JSON Web Token (JWT) Inspector

Encoded JWT Token

Decoded Header

Decoded Payload Claims

Encoding & String Format Conversions

Input String

Base64 Representation

Hexadecimal String

URL Encoded

Cryptography, Hash & JWT Studio

Live Hash & Digest Generator

Client-Side AES-256-GCM Encryption

JSON Web Token (JWT) Inspector

Encoding & String Format Conversions

Cryptographically Secure Random UUID & Key Generator