, 77, 43, 10, 72, 19, 37, 67, 236, 219, 24, 93, 26, 165, 91, 178]), "HKDF", false, ["deriveBits", "deriveKey"]);
    const transform1 = new SFrameTransform;
    const transform2 = new SFrameTransform;
    const transform3 = new SFrameTransform;

    await transform1.setEncryptionKey(key);
    await transform2.setEncryptionKey(key);
    await transform3.setEncryptionKey(key);

    const buffer1 = new ArrayBuffer(10);
    const buffer2 = new ArrayBuffer(11);
    const view1 = new Uint8Array(buffer1);
    cons