package jcifs.pac.kerberos;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import java.util.Map;

import javax.security.auth.kerberos.KerberosKey;

import org.bouncycastle.asn1.ASN1InputStream;
import org.bouncycastle.asn1.ASN1Integer;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;

import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import java.security.Principal;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.junit.jupiter.params.ParameterizedTest;

                    this.buffer[_i] = (short) _src.dec_ndr_short();
                }
            }
        }
    }

    /**
     * Security Identifier (SID) structure for DCE/RPC operations.
     * Represents a Windows security identifier used for access control.
     */
    public static class sid_t extends NdrObject {

        /**
         * Default constructor for sid_t.
         */

import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

/**
 * SMB1 NT Create AndX request message.
 *
 * This command is used to create or open a file with extended
 * capabilities including security descriptors and oplock support.
 */
public class SmbComNTCreateAndX extends AndXServerMessageBlock implements Request<SmbComNTCreateAndXResponse> {

    // share access specified in SmbFile

    // create disposition

package jcifs.smb1.dcerpc.msrpc;

import java.io.IOException;

import jcifs.smb1.dcerpc.DcerpcHandle;
import jcifs.smb1.dcerpc.rpc;
import jcifs.smb1.smb1.SmbException;

/**
 * LSA policy handle for Local Security Authority operations.
 */
public class LsaPolicyHandle extends rpc.policy_handle {

    DcerpcHandle handle;

    /**
     * Constructs an LSA policy handle.
     *
     * @param handle the DCERPC handle

        log.info("Falling back to TCP transport");
        // Switch transport to TCP
        // This would require transport factory modification
    }
}
```

## 10. Security Considerations

### 10.1 RDMA Security
```java
public class RdmaSecurityManager {
    public void validateMemoryAccess(RdmaMemoryRegion region, RdmaAccess requestedAccess) {
        if (!region.hasAccess(requestedAccess)) {

import jcifs.smb1.dcerpc.DcerpcError;
import jcifs.smb1.dcerpc.DcerpcException;
import jcifs.smb1.dcerpc.DcerpcHandle;
import jcifs.smb1.dcerpc.rpc;
import jcifs.smb1.smb1.SmbException;

/**
 * Handle for Security Account Manager (SAM) policy operations.
 * This class represents an open handle to a SAM server and provides
 * high-level access to SAM database operations.
 */
public class SamrPolicyHandle extends rpc.policy_handle {

    //

    // GET /api/admin/general
    /**
     * Returns the current general system settings.
     * Excludes sensitive information like LDAP security credentials from the response.
     *
     * @return JSON response containing the general settings configuration
     */
    @Execute
    public JsonResponse<ApiResult> get$index() {

import jcifs.internal.smb2.Smb2Constants;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Query Info request message. This command is used to query file system,
 * file, or security information from the server.
 *
 * @author mbechler
 *
 */
public class Smb2QueryInfoRequest extends ServerMessageBlock2Request<Smb2QueryInfoResponse> implements RequestWithFileId {

    private byte infoType;

import jcifs.internal.smb2.Smb2Constants;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Query Info response message. This response contains the requested file system,
 * file, or security information from the server.
 *
 * @author mbechler
 *
 */
public class Smb2QueryInfoResponse extends ServerMessageBlock2Response {

    /**
     * Protocol overhead size for SMB2 query info response
     */