HMAC生成器
Generate HMAC (Hash-based Message Authentication Code) signatures using SHA-1, SHA-256, SHA-384, or SHA-512.
入力
HMAC Result
Enter message and secret key to generate HMACFeatures
[AUTO_TRANSLATED:ja] Multiple Algorithms
[AUTO_TRANSLATED:ja] Support for SHA-1, SHA-256, SHA-384, SHA-512
[AUTO_TRANSLATED:ja] Instant Generation
[AUTO_TRANSLATED:ja] Real-time HMAC as you type
[AUTO_TRANSLATED:ja] Secure Processing
[AUTO_TRANSLATED:ja] Uses Web Crypto API
[AUTO_TRANSLATED:ja] One-Click Copy
[AUTO_TRANSLATED:ja] 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.