Files
fullstack-starter/packages/crypto/src/hmac.ts

24 lines
703 B
TypeScript

import { createHmac } from 'node:crypto'
/**
* Compute HMAC-SHA256 and return Base64-encoded signature.
*
* @param key - HMAC key (Buffer)
* @param data - Data to sign (UTF-8 string)
* @returns Base64-encoded HMAC-SHA256 signature
*/
export const hmacSha256Base64 = (key: Buffer, data: string): string => {
return createHmac('sha256', key).update(data, 'utf-8').digest('base64')
}
/**
* Compute HMAC-SHA256 and return raw Buffer.
*
* @param key - HMAC key (Buffer)
* @param data - Data to sign (UTF-8 string)
* @returns HMAC-SHA256 digest as Buffer
*/
export const hmacSha256 = (key: Buffer, data: string): Buffer => {
return createHmac('sha256', key).update(data, 'utf-8').digest()
}