Generador HMAC

Generate HMAC (Hash-based Message Authentication Code) signatures using SHA-1, SHA-256, SHA-384, or SHA-512.

Entrada

HMAC Result

Enter message and secret key to generate HMAC

Caracteristicas

[AUTO_TRANSLATED:es] Multiple Algorithms

[AUTO_TRANSLATED:es] Support for SHA-1, SHA-256, SHA-384, SHA-512

[AUTO_TRANSLATED:es] Instant Generation

[AUTO_TRANSLATED:es] Real-time HMAC as you type

[AUTO_TRANSLATED:es] Secure Processing

[AUTO_TRANSLATED:es] Uses Web Crypto API

[AUTO_TRANSLATED:es] One-Click Copy

[AUTO_TRANSLATED:es] Copy result to clipboard instantly

What is HMAC?

HMAC (Hash-based Message Authentication Code) is a cryptographic authentication technique that uses a hash function combined with a secret key. It provides both data integrity and authenticity verification.

HMAC is widely used in API authentication, JWT tokens, and secure message transmission.

HMAC Generator - SHA256, SHA512 | Free Online Tool