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🔒 Web Crypto API • 100% In-Browser ⚡ AES-256-GCM & JWT Forensic Inspector

Cryptography, Hash & JWT Security Studio

Compute cryptographic hashes (SHA-256, SHA-512, MD5, HMAC), encrypt/decrypt with AES-256-GCM, inspect JWT tokens, and convert Base64/Hex securely in your browser.

SHA-256 (256-bit)
SHA-512 (512-bit)
SHA-384 (384-bit)
SHA-1 (160-bit Legacy)
MD5 (128-bit Checksum)
HMAC Signature Result (Hex)

🔒 Encrypt (AES-GCM 256)

🔓 Decrypt (AES-GCM 256)

HEADER: Algorithm & Token Type

        
PAYLOAD: Data & Claims

        
Base64 (Standard)
Hexadecimal (UTF-8 Bytes)
URL Encoded (Percent Encoding)
Binary (8-bit bytes)
Entropy Score
0 Bits
Strength Rating
Very Strong
Brute-Force Offline Time
Centuries
Character Pool Size
95 Characters