}

    /**
     * Test with special characters in the target name.
     */
    @Test
    void testSpecialCharacters() {
        String specialChars = "サーバー名/ドメイン.com-123!@#$"; // Japanese characters and symbols
        AvTargetName avTargetName = new AvTargetName(specialChars);

            assertEquals(testName, mockNetbiosName.getName());
        }
    }

    @Test
    @DisplayName("Should handle special characters in names")
    void testSpecialCharacters() {
        String[] testNames = { "SERVER-1", "SERVER_A", "SRV123", "MY-SRV" };

        for (String testName : testNames) {
            when(mockNetbiosName.getName()).thenReturn(testName);

            new SecureCredentialStorage(new char[0]);
        }, "Should throw IllegalArgumentException for empty master password");
    }

    @Test
    public void testSpecialCharacters() throws Exception {
        // Test with all special characters
        char[] plaintext = "!@#$%^&*()_+-=[]{}|;':\",./<>?`~\t\n\r".toCharArray();

        byte[] encrypted = storage.encryptCredentials(plaintext);

            assertNotNull(type3.getNTResponse());
        });
    }

    @Test
    @DisplayName("Should handle special characters in credentials")
    void testSpecialCharacters() throws Exception {
        // Given
        Type2Message type2 = createMockType2Message();
        String specialDomain = "TEST-DOMAIN_123";
        String specialUser = "******@****.***";