assertFalse(Arrays.equals(signingKey, signingKey311), "Should be different from SMB 3.1.1 key");
    }

    @Test
    @DisplayName("Should derive keys with specific test vectors")
    void testDeriveKeys_TestVectors() {
        // Given - Use known test vector (simplified for demonstration)
        byte[] testSessionKey = new byte[16];
        Arrays.fill(testSessionKey, (byte) 0xAA);
        byte[] testPreauth = new byte[64];