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  • 修复unigui使用https时出现的TLS1和TLS1.1安全问题

    unigui使用https时,会出现下图的安全问题。

    在外国友人帮助下解决了这个安全问题,修复方法如下:

    1、UniServerModule.SSL.SSLOptions.SSLVersions:=[sslvTLS1_2];

    2、UniServerModule.SSL.SSLOptions.CipherList指定加密算法。

    3、ssleay32.dll和libeay32.dll使用最新版本。

    UniServerModule:

    function GetCipherList(AStrength: Integer): WideString;
    const
      cCIPHER_LIST_1: WideString = 'DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256';
      cCIPHER_LIST_2: WideString = 'DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256';
      cCIPHER_LIST_3: WideString = 'ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA';
      cCIPHER_LIST_4: WideString = 'AES256-GCM-SHA384:AES128-GCM-SHA256:AES256-SHA256:AES128-SHA256:AES256-SHA:AES128-SHA';
      cCIPHER_LIST_5: WideString = 'DES-CBC3-SHA';

    begin
      case AStrength of
        // Advanced Plus (A+)
          1: Result := cCIPHER_LIST_1;
        // Advanced (A)
          2: Result := cCIPHER_LIST_1 + ':' + cCIPHER_LIST_2;
        // Broad Compatibility (
          3: Result := cCIPHER_LIST_1 + ':' + cCIPHER_LIST_2 + ':' + cCIPHER_LIST_3;
        // Widest Compatibility (C)
          4: Result := cCIPHER_LIST_1 + ':' + cCIPHER_LIST_2 + ':' + cCIPHER_LIST_3 + ':' + cCIPHER_LIST_4;
        // Legacy (C-)
          5: Result := cCIPHER_LIST_1 + ':' + cCIPHER_LIST_2 + ':' + cCIPHER_LIST_3 + ':' + cCIPHER_LIST_4 + ':' + cCIPHER_LIST_5;
        else
          Result := EmptyStr;
      end;
    end;

    procedure TUniServerModule.UniGUIServerModuleCreate(Sender: TObject);
    begin
      UniServerModule.SSL.SSLOptions.CipherList := GetCipherList(5);

    end;

    修复后:

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  • 原文地址:https://www.cnblogs.com/qiufeng2014/p/14732697.html
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