}

    @Test
    @DisplayName("Test supported hash algorithms")
    public void testSupportedHashAlgorithms() {
        assertTrue(preauthService.isHashAlgorithmSupported(PreauthIntegrityService.HASH_ALGO_SHA512));
        assertFalse(preauthService.isHashAlgorithmSupported(0xFF)); // Unsupported

        int[] supported = preauthService.getSupportedHashAlgorithms();
        assertNotNull(supported);

        }
        if (salt == null || salt.length < 16) {
            throw new CIFSException("Invalid preauth salt: minimum 16 bytes required");
        }
        if (!isHashAlgorithmSupported(hashAlgorithm)) {
            throw new CIFSException("Unsupported hash algorithm: " + hashAlgorithm);
        }

        PreauthIntegrityContext context = new PreauthIntegrityContext(salt, hashAlgorithm);