}

    // It is not any kind of IP address; must be a domain name or invalid.

    // TODO(user): different versions of this for different factories?
    InternetDomainName domain = InternetDomainName.from(host);

    if (domain.hasPublicSuffix()) {
      return new HostSpecifier(domain.toString());
    }

    throw new IllegalArgumentException(
        "Domain name does not have a recognized public suffix: " + host);
  }

     * <p>
     * Specifically, if the SID has
     * been resolved and it is not a domain SID or builtin account,
     * the full DOMAIN\name form of the account will be
     * returned (e.g. MYDOM\alice or MYDOM\Domain Users).
     * If the SID has been resolved but it is is a domain SID,
     * only the domain name will be returned (e.g. MYDOM).
     * If the SID has been resolved but it is a builtin account,

    void testNTOWFv2_overloadsAndDomainSensitivity() {
        // Arrange
        String domain = "Domain";
        String user = "User";
        String password = "password";

        // Act
        byte[] viaHash = NtlmUtil.nTOWFv2(domain, user, NtlmUtil.getNTHash(password));
        byte[] viaPassword = NtlmUtil.nTOWFv2(domain, user, password);

    /**
     * Create username/password credentials with specified domain
     *
     * @param domain the domain for authentication
     * @param username the username for authentication
     * @param password the password for authentication
     */
    public NtlmPasswordAuthenticator(String domain, String username, String password) {
        this(domain, username, password, (AuthenticationType) null);
    }

    /**

    /**
     * Create username/password credentials with specified domain
     *
     * @param domain the authentication domain
     * @param username the username
     * @param passwordHash
     *            NT password hash
     */
    public NtlmNtHashAuthenticator(final String domain, final String username, final byte[] passwordHash) {
        super(domain, username, (String) null, AuthenticationType.USER);

    }

    /**
     * Test domain constructor with char array
     */
    @Test
    public void testDomainCharArrayConstructor() {
        char[] testPassword = "DomainPass321!".toCharArray();
        NtlmPasswordAuthenticator auth = new NtlmPasswordAuthenticator("DOMAIN", "testuser", testPassword);

        assertEquals("DOMAIN", auth.getUserDomain());

            // Domain type: domain name as-is, account name empty
            SID domain = new SID(buildSidT((byte) 1, ident, 10, 20), jcifs.SID.SID_TYPE_DOMAIN, "MYDOM", "ignored", false);
            assertEquals("MYDOM", domain.getDomainName());
            assertEquals("", domain.getAccountName());

            // User in regular domain

package jcifs.dcerpc.msrpc;

import jcifs.dcerpc.rpc;

/**
 * MSRPC implementation for opening a domain handle.
 * This class provides functionality to open a handle to a SAM domain
 * using the SAMR RPC interface.
 */
public class MsrpcSamrOpenDomain extends samr.SamrOpenDomain {

    /**
     * Creates a new request to open a domain handle.
     *
     * @param handle the SAM policy handle

        DEFAULT_DOMAIN = Config.getProperty("jcifs.smb1.smb.client.domain", null);
        byte[] domain = {};
        if (DEFAULT_DOMAIN != null) {
            try {
                domain = DEFAULT_DOMAIN.getBytes(UNI_ENCODING);
            } catch (final IOException ex) {}
        }
        final int domainLength = domain.length;
        byte[] server = {};
        try {

    }

    @Test
    @DisplayName("Test statistics accumulation")
    void testStatisticsAccumulation() {
        logger.logAuthentication(true, "user1", "DOMAIN", "192.168.1.1");
        logger.logAuthentication(false, "user2", "DOMAIN", "192.168.1.2");
        logger.logFileAccess("WRITE", "/file.txt", true, "user1");

        Map<EventType, Long> stats = logger.getStatistics();