¥HMAC keys
const { subtle } = globalThis.crypto; async function generateHmacKey(hash = 'SHA-256') { const key = await subtle.generateKey({ name: 'HMAC', hash, }, true, ['sign', 'verify']); return key; } 拷贝
const { subtle } = globalThis.crypto; async function generateHmacKey(hash = 'SHA-256') { const key = await subtle.generateKey({ name: 'HMAC', hash, }, true, ['sign', 'verify']); return key; }