Function deriveSharedKey

packages/lib/src/encryption.ts:104–116

(
  privateKey: Buffer,
  publicKey: Buffer
)

}

export async function deriveSharedKey(
  privateKey: Buffer,
  publicKey: Buffer
): Promise<Buffer> {
  const ecdh = createECDH('prime256v1');
  ecdh.setPrivateKey(privateKey);

  const sharedKey = ecdh.computeSecret(publicKey);

  encryptionLogger.debug(`Derived shared key: ${sharedKey.toString('base64')}`);

  return sharedKey;
}

export default {
  encrypt,