HMAC-SM3 Generator
Generate Hash-based Message Authentication Codes (HMAC) using the SM3 algorithm and a secret key.
Click to upload or drag and drop
Any file up to 50MB
What is HMAC-SM3?
HMAC-SM3 is a message authentication code based on the Chinese SM3 cryptographic hash function. It is widely used in Chinese national standards and secure communication protocols.
Applications
HMAC-SM3 serves as a secure alternative to HMAC-SHA256 in environments requiring compliance with GM/T standards (ShangMi). It ensures both data integrity and authenticity.