import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mockito;

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.Credentials;

/**
 * Security-focused test cases for SmbSessionImpl to verify race condition fixes.
 */
public class SmbSessionImplSecurityTest {

    private CIFSContext mockContext;
    private SmbTransportImpl mockTransport;

    /** Whether to use NT status codes instead of DOS error codes */
    protected boolean useNtStatus = true;
    /** Whether to use extended security negotiation */
    protected boolean useExtendedSecurity = true;
    /** Force use of extended security negotiation */
    protected boolean forceExtendedSecurity = false;
    /** Whether to negotiate only SMB2 or higher protocols */

    static final int FILE_SEQUENTIAL_ONLY = 0x00000004;
    static final int FILE_SYNCHRONOUS_IO_ALERT = 0x00000010;
    static final int FILE_SYNCHRONOUS_IO_NONALERT = 0x00000020;

    // security flags
    static final int SECURITY_CONTEXT_TRACKING = 0x01;
    static final int SECURITY_EFFECTIVE_ONLY = 0x02;

    private int rootDirectoryFid;

    private final int extFileAttributes;

    * Email。
    * UUID。
    * ...その他。

すべての検証は、確立され堅牢な **Pydantic** によって処理されます。

### セキュリティと認証 { #security-and-authentication }

セキュリティと認証が統合されています。データベースやデータモデルとの妥協はありません。

OpenAPI で定義されたすべてのセキュリティスキームをサポートします:

* HTTP Basic。
* **OAuth2**（**JWT トークン** も可）。チュートリアル [JWT を用いた OAuth2](tutorial/security/oauth2-jwt.md) を確認してください。
* API キー（以下の場所）:
    * ヘッダー。
    * クエリパラメータ。
    * クッキー、など。

* the frontend
* the backend

* the GitHub discussion
* the GitHub issue

* the performance
* the performance optimization

* the return type
* the return value

* the security
* the security scheme

* the task
* the background task
* the task function

* the template
* the template engine

* the type annotation
* the type hint

* the server worker

 */

package jcifs.smb1.smb1;

import java.io.Serializable;
import java.io.UnsupportedEncodingException;
import java.security.GeneralSecurityException;
import java.security.MessageDigest;
import java.security.Principal;
import java.util.Arrays;
import java.util.Random;

import jcifs.smb1.Config;
import jcifs.smb1.util.DES;
import jcifs.smb1.util.Encdec;

    prevents a potential crash when using certificate pinning with the Google
    Play Services security provider.


## Version 2.7.4

_2016-02-07_

 *  Fix: Don't crash when finding the trust manager if the Play Services (GMS)
    security provider is installed.
 *  Fix: The previous release introduced a performance regression on Android,

TLS Configuration History
=========================

OkHttp tracks the dynamic TLS ecosystem to balance connectivity and security. This page is a log of
changes we've made over time to OkHttp's default TLS options.

[OkHttp 3.14][OkHttp314]
------------------------

_2019-03-14_

Remove 2 TLSv1.3 cipher suites that are neither available on OkHttp’s host platforms nor enabled in releases of Chrome and Firefox.

##### RESTRICTED_TLS cipher suites

			xhttp.AmzServerSideEncryptionCustomerKeyMD5:    []string{"7PpPLAK26ONlVUGOWlusfg=="},
			"X-Amz-Meta-Test-1":                            []string{"Test-1"},
		},
	},
	{ // https://github.com/google/security-research/security/advisories/GHSA-76wf-9vgp-pj7w
		Header: http.Header{
			"X-Amz-Meta-X-Amz-Unencrypted-Content-Md5":    []string{"value"},
			"X-Amz-Meta-X-Amz-Unencrypted-Content-Length": []string{"value"},

    }

    // DELETE /api/admin/group/setting/{id}
    /**
     * Deletes a specific group setting.
     * Prevents deletion of the currently logged-in user's group for security.
     *
     * @param id the group setting ID to delete
     * @return JSON response with deletion status
     */
    @Execute
    public JsonResponse<ApiResult> delete$setting(final String id) {