màj wiki avec retour MES lot-5 AD

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Arthur Ria
2026-05-20 09:41:27 +02:00
commit 23eb3f3c84
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import { encrypt, decrypt } from './content_encryption.js';
import { encode as b64u } from '../util/base64url.js';
export async function wrap(alg, key, cek, iv) {
const jweAlgorithm = alg.slice(0, 7);
const wrapped = await encrypt(jweAlgorithm, cek, key, iv, new Uint8Array());
return {
encryptedKey: wrapped.ciphertext,
iv: b64u(wrapped.iv),
tag: b64u(wrapped.tag),
};
}
export async function unwrap(alg, key, encryptedKey, iv, tag) {
const jweAlgorithm = alg.slice(0, 7);
return decrypt(jweAlgorithm, key, encryptedKey, iv, tag, new Uint8Array());
}