{"id":4333,"date":"2024-04-02T00:44:18","date_gmt":"2024-04-01T16:44:18","guid":{"rendered":"http:\/\/www.ccwifi.cc\/blogs\/?p=4333"},"modified":"2024-04-02T00:44:18","modified_gmt":"2024-04-01T16:44:18","slug":"%e5%ae%9e%e6%93%8d%e6%89%8b%e5%8a%a8%e5%8f%91%e5%8c%85%e5%8f%aa%e6%8f%a1%e6%89%8b%e4%b8%a4%e6%ac%a1%e6%88%91%e7%bb%88%e4%ba%8e%e5%8f%91%e7%8e%b0%e4%ba%86tc7620","status":"publish","type":"post","link":"https:\/\/www.ccwifi.cc\/blogs\/2024\/04\/02\/%e5%ae%9e%e6%93%8d%e6%89%8b%e5%8a%a8%e5%8f%91%e5%8c%85%e5%8f%aa%e6%8f%a1%e6%89%8b%e4%b8%a4%e6%ac%a1%e6%88%91%e7%bb%88%e4%ba%8e%e5%8f%91%e7%8e%b0%e4%ba%86tc7620\/","title":{"rendered":"\u5b9e\u64cd\u624b\u52a8\u53d1\u5305\u53ea\u63e1\u624b\u4e24\u6b21\uff0c\u6211\u7ec8\u4e8e\u53d1\u73b0\u4e86TCP\u7684\u79d8\u5bc6"},"content":{"rendered":"
\n

\u5728\u7ebfwifi\u8dd1\u5305 \u91d1\u521a\u5305\u8dd1\u5305 cap\u8dd1\u5305 hccapx ewsa\u5728\u7ebf \u5c31\u6765 \u63e1\u624b\u5305\u8dd1\u5305<\/a><\/strong><\/p>\n

\u5404\u4f4d\u597d \u53c8\u89c1\u9762\u4e86 \u6211\u662f\u66f9\u64cd \u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u7bc7\u65b0\u7684\u6559\u7a0b<\/p>\n

\u5e0c\u671b\u5404\u4f4d\u7ec6\u5fc3\u5b66\u4e60 \u4f4e\u8c03\u7528\u7f51<\/p>\n<\/div>\n

\"\u63e1\u624b\u5305\u6709\u4ec0\u4e48\u7528\"\"\u63e1\u624b\u5305\u6709\u4ec0\u4e48\u7528\"<\/p>\n

\u661f\u7403\u63d0\u95ee TCP\u4e09\u6b21\u63e1\u624b\u8fd9\u4e2a\u8bdd\u9898\uff0c\u5df2\u7ecf\u6709\u5f88\u591a\u6587\u7ae0\u6d89\u53ca\u4e86\u3002\u7136\u800c\uff0c\u4eca\u5929\u6211\u5199\u8fd9\u7bc7\u6587\u7ae0\u662f\u56e0\u4e3a\u6211\u7684\u77e5\u8bc6\u661f\u7403\u91cc\u6709\u7403\u53cb\u63d0\u51fa\u4e86\u4ee5\u4e0b\u51e0\u4e2a\u95ee\u9898\uff1a<\/p>\n

    \n
  1. \u5ba2\u6237\u7aef\u53d1\u9001\u5b8c\u7b2c\u4e09\u6b21\u63e1\u624b\u540e\uff0c\u662f\u5426\u4f1a\u76f4\u63a5\u53d1\u9001\u6570\u636e\uff0c\u800c\u4e0d\u7ba1\u670d\u52a1\u5668\u662f\u5426\u6536\u5230\uff1f<\/li>\n
  2. TCP\u7684\u7b2c\u4e09\u6b21\u63e1\u624b\u662f\u5426\u53ef\u4ee5\u643a\u5e26\u6570\u636e\uff1f<\/li>\n
  3. \u5982\u679c\u670d\u52a1\u7aef\u672a\u6536\u5230\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u7b2c\u4e09\u6b21\u63e1\u624b\u5305\uff0c\u670d\u52a1\u7aef\u5982\u4f55\u5904\u7406\u5ba2\u6237\u7aef\u540e\u7eed\u53d1\u9001\u7684\u6570\u636e\uff1f<\/li>\n<\/ol>\n

    \u4ee5\u4e0b\u662f\u6211\u7684\u56de\u7b54\uff1a<\/p>\n

    \u9996\u5148\uff0c\u5bf9\u4e8e\u7b2c\u4e00\u4e2a\u95ee\u9898\uff0c\u5ba2\u6237\u7aef\u53d1\u9001\u5b8c\u7b2c\u4e09\u6b21\u63e1\u624b\u540e\uff0c\u65e0\u9700\u7b49\u5f85\u670d\u52a1\u5668\u786e\u8ba4\uff0c\u53ef\u4ee5\u7acb\u5373\u53d1\u9001\u6570\u636e\u3002\u8fd9\u662f\u56e0\u4e3aTCP\u534f\u8bae\u7684\u8bbe\u8ba1\u5141\u8bb8\u5ba2\u6237\u7aef\u5728\u63e1\u624b\u5b8c\u6210\u540e\u7acb\u5373\u5f00\u59cb\u4f20\u8f93\u6570\u636e\u3002<\/p>\n

    \u5173\u4e8e\u7b2c\u4e8c\u4e2a\u95ee\u9898\uff0c\u6839\u636eTCP\u6807\u51c6\u534f\u8bae\u89c4\u8303\uff08RFC793\uff09\uff0c\u7b2c\u4e09\u6b21\u63e1\u624b\u5305\u662f\u5141\u8bb8\u643a\u5e26\u6570\u636e\u7684\u3002\u867d\u7136\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u63e1\u624b\u9636\u6bb5\u901a\u5e38\u4e0d\u4f1a\u643a\u5e26\u5e94\u7528\u5c42\u6570\u636e\uff0c\u4f46\u6807\u51c6\u534f\u8bae\u5e76\u672a\u9650\u5236\u7b2c\u4e09\u6b21\u63e1\u624b\u5305\u4e0d\u80fd\u643a\u5e26\u6570\u636e\u3002<\/p>\n

    \u6700\u540e\uff0c\u5bf9\u4e8e\u7b2c\u4e09\u4e2a\u95ee\u9898\uff0c\u5982\u679c\u670d\u52a1\u7aef\u672a\u6536\u5230\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u7b2c\u4e09\u6b21\u63e1\u624b\u5305\uff0c\u4f46\u5ba2\u6237\u7aef\u7ee7\u7eed\u53d1\u9001\u6570\u636e\uff0c\u670d\u52a1\u7aef\u4f1a\u5c06\u8fd9\u4e2a\u643a\u5e26\u5e94\u7528\u6570\u636e\u7684\u5305\u5f53\u4f5c\u7b2c\u4e09\u6b21\u63e1\u624b\u3002\u8fd9\u662f\u56e0\u4e3a\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u5305\u4e2d\u901a\u5e38\u4f1a\u5305\u542bACK\u6807\u8bb0\uff0c\u670d\u52a1\u7aef\u4f1a\u5c06\u5176\u89c6\u4e3a\u7b2c\u4e09\u6b21\u63e1\u624b\u7684\u786e\u8ba4\u3002<\/p>\n

    \u867d\u7136\u6211\u5df2\u7ecf\u56de\u7b54\u4e86\u8fd9\u4e9b\u95ee\u9898\uff0c\u4f46\u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3\uff0c\u6211\u4eec\u53ef\u4ee5\u8fdb\u884c\u4e00\u4e9b\u5b9e\u9a8c\u9a8c\u8bc1\u3002\u901a\u8fc7\u4f7f\u7528\u6293\u5305\u5de5\u5177\uff0c\u6211\u4eec\u53ef\u4ee5\u89c2\u5bdf\u5230\u5b9e\u9645\u7684\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\uff0c\u4ee5\u9a8c\u8bc1\u4e0a\u8ff0\u7ed3\u8bba\u7684\u6b63\u786e\u6027\u3002<\/p>\n

    \u901a\u8fc7\u4ee5\u4e0a\u5b9e\u9a8c\u548c\u5206\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff1a\u5ba2\u6237\u7aef\u5728\u53d1\u9001\u7b2c\u4e09\u6b21\u63e1\u624b\u540e\u53ef\u4ee5\u7acb\u5373\u53d1\u9001\u6570\u636e\uff0c\u7b2c\u4e09\u6b21\u63e1\u624b\u5305\u53ef\u4ee5\u643a\u5e26\u6570\u636e\uff0c\u800c\u670d\u52a1\u7aef\u4f1a\u5c06\u643a\u5e26\u5e94\u7528\u6570\u636e\u7684\u5305\u5f53\u4f5c\u7b2c\u4e09\u6b21\u63e1\u624b\u7684\u786e\u8ba4\u3002\u8fd9\u4e9b\u7ed3\u8bba\u5bf9\u4e8e\u7406\u89e3TCP\u4e09\u6b21\u63e1\u624b\u8fc7\u7a0b\u7684\u5de5\u4f5c\u539f\u7406\u975e\u5e38\u91cd\u8981\u3002<\/p>\n

    \"\u63e1\u624b\u5305\u6709\u4ec0\u4e48\u7528\"\"\u63e1\u624b\u5305\u6709\u4ec0\u4e48\u7528\"<\/p>\n

    \u5149\u7406\u8bba\u4e0d\u591f\uff0c\u6211\u4eec\u518d\u6765\u6293\u5305\u770b\u4e00\u4e0b\u3002\u4e0b\u9762\u662f\u6211\u4f7f\u7528\u6293\u5305\u8f6f\u4ef6\u6293\u53d6\u7684\u4e00\u4e2aTCP\u8fde\u63a5\u5efa\u7acb\u7684\u63e1\u624b\u65f6\u5e8f\u56fe\uff0c\u53ef\u4ee5\u6e05\u695a\u5730\u770b\u5230\uff0c\u5728\u7b2c\u4e09\u6b21\u63e1\u624b\u5305\u53d1\u9001\u540e\uff0c\u5ba2\u6237\u7aef\u7acb\u5373\u5f00\u59cb\u6b63\u5f0f\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5373\u4e00\u4e2aHTTP\u8bf7\u6c42\u5305\u3002<\/p>\n

    from scapy.all import *\ndef tcp_test(ip, port, data):\n    # \u7b2c\u4e00\u6b21\u63e1\u624b\uff0c\u53d1\u9001SYN\u5305\n    # \u8bf7\u6c42\u7aef\u53e3\u548c\u521d\u59cb\u5e8f\u5217\u53f7\u968f\u673a\u751f\u6210\n    # \u4f7f\u7528sr1\u53d1\u9001\u800c\u4e0d\u7528send\u53d1\u9001\uff0c\u56e0\u4e3asr1\u4f1a\u63a5\u6536\u8fd4\u56de\u7684\u5185\u5bb9\n    ans = sr1(IP(dst=ip) \/ TCP(dport=port, sport=RandShort(), seq=RandInt(), flags='S'), verbose=False)\n    # \u5047\u5b9a\u6b64\u523b\u5bf9\u65b9\u5df2\u7ecf\u53d1\u6765\u4e86\u7b2c\u4e8c\u6b21\u63e1\u624b\u5305\uff1aACK+SYN\n    # \u5bf9\u65b9\u56de\u590d\u7684\u76ee\u6807\u7aef\u53e3\uff0c\u5c31\u662f\u6211\u65b9\u4f7f\u7528\u7684\u8bf7\u6c42\u7aef\u53e3\uff08\u4e0a\u9762\u968f\u673a\u751f\u6210\u7684\u90a3\u4e2a\uff09\n    sport = ans[TCP].dport\n    s_seq = ans[TCP].ack\n    d_seq = ans[TCP].seq + 1\n    # \u7b2c\u4e09\u6b21\u63e1\u624b\uff0c\u53d1\u9001ACK\u786e\u8ba4\u5305\n    send(IP(dst=ip) \/ TCP(dport=port, sport=sport, ack=d_seq, seq=s_seq, flags='A'), verbose=False)\n    # \u53d1\u8d77GET\u8bf7\u6c42\n    send(IP(dst=ip)\/TCP(dport=port, sport=sport, seq=s_seq, ack=d_seq, flags=24)\/data, verbose=False)\n  \n  \nif __name__ == '__main__':\n    data = 'GET \/ HTTP\/1.1n'\n    data += 'Host: www.chengtu.comn'\n    data += 'User-Agent: Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/90.0.4430.93 Safari\/537.36n'\n    data += 'Accept: text\/html'\n    data += 'rnrn'\n    tcp_test(\"150.138.151.65\", 80, data)\n<\/code><\/pre>\n
    \u6839\u636e\u5b9e\u9a8c\u7ed3\u679c\u548c\u5206\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff1a\u5ba2\u6237\u7aef\u5728\u53d1\u9001\u7b2c\u4e09\u6b21\u63e1\u624b\u5305\u65f6\u4e0d\u4f1a\u643a\u5e26\u6709\u6548\u7684\u5e94\u7528\u5c42\u6570\u636e\uff0c\u6570\u636e\u4f20\u8f93\u662f\u5728\u63e1\u624b\u5b8c\u6210\u540e\u5f00\u59cb\u7684\u3002\u7136\u800c\uff0c\u6839\u636eTCP\u6807\u51c6\u534f\u8bae\u89c4\u8303\uff0c\u7b2c\u4e09\u6b21\u63e1\u624b\u5305\u662f\u5141\u8bb8\u643a\u5e26\u6570\u636e\u7684\u3002<\/p>\n
    \u7efc\u4e0a\u6240\u8ff0\uff0c\u901a\u8fc7\u5b9e\u9a8c\u548c\u5206\u6790\uff0c\u6211\u4eec\u5f97\u51fa\u4e86\u5173\u4e8eTCP\u4e09\u6b21\u63e1\u624b\u7684\u4e00\u4e9b\u91cd\u8981\u7ed3\u8bba\u3002\u8fd9\u4e9b\u7ed3\u8bba\u5bf9\u4e8e\u7406\u89e3TCP\u534f\u8bae\u7684\u5de5\u4f5c\u539f\u7406\u548c\u5e94\u7528\u5c42\u6570\u636e\u4f20\u8f93\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n
    \"\u63e1\u624b\u5305\u6709\u4ec0\u4e48\u7528\"<\/p>\n
    from scapy.all import *\ndef tcp_test_2(ip, port, data):\n    # \u7b2c\u4e00\u6b21\u63e1\u624b\uff0c\u53d1\u9001SYN\u5305\n    # \u8bf7\u6c42\u7aef\u53e3\u548c\u521d\u59cb\u5e8f\u5217\u53f7\u968f\u673a\u751f\u6210\n    # \u4f7f\u7528sr1\u53d1\u9001\u800c\u4e0d\u7528send\u53d1\u9001\uff0c\u56e0\u4e3asr1\u4f1a\u63a5\u6536\u8fd4\u56de\u7684\u5185\u5bb9\n    ans = sr1(IP(dst=ip) \/ TCP(dport=port, sport=RandShort(), seq=RandInt(), flags='S'), verbose=False)\n    # \u5047\u5b9a\u6b64\u523b\u5bf9\u65b9\u5df2\u7ecf\u53d1\u6765\u4e86\u7b2c\u4e8c\u6b21\u63e1\u624b\u5305\uff1aACK+SYN\n    # \u5bf9\u65b9\u56de\u590d\u7684\u76ee\u6807\u7aef\u53e3\uff0c\u5c31\u662f\u6211\u65b9\u4f7f\u7528\u7684\u8bf7\u6c42\u7aef\u53e3\uff08\u4e0a\u9762\u968f\u673a\u751f\u6210\u7684\u90a3\u4e2a\uff09\n    sport = ans[TCP].dport\n    s_seq = ans[TCP].ack\n    d_seq = ans[TCP].seq + 1\n    # \u7b2c\u4e09\u6b21\u63e1\u624b\uff0c\u53d1\u9001ACK\u786e\u8ba4\u5305\uff0c\u987a\u5e26\u628a\u6570\u636e\u4e00\u8d77\u5e26\u4e0a\n    send(IP(dst=ip) \/ TCP(dport=port, sport=sport, ack=d_seq, seq=s_seq, flags='A')\/data, verbose=False)\nif __name__ == '__main__':\n    data = 'GET \/ HTTP\/1.1n'\n    data += 'Host: www.chengtu.comn'\n    data += 'User-Agent: Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/90.0.4430.93 Safari\/537.36n'\n    data += 'Accept: text\/html'\n    data += 'rnrn'\n    tcp_test_2(\"150.138.151.65\", 80, data)\n<\/code><\/pre>\n
    \u4e3a\u4e86\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u6211\u4eec\u7684\u7ed3\u8bba\uff0c\u6211\u4eec\u53ef\u4ee5\u81ea\u5df1\u53d1\u9001TCP\u6570\u636e\u5305\u6765\u6a21\u62df\u4e09\u6b21\u63e1\u624b\u8fc7\u7a0b\u3002\u4f7f\u7528\u5de5\u5177scapy\uff0c\u6211\u4eec\u53ef\u4ee5\u65b9\u4fbf\u5730\u53d1\u9001\u81ea\u5b9a\u4e49\u7684\u6570\u636e\u5305\u3002<\/p>\n
    \u901a\u8fc7\u4ee5\u4e0a\u5b9e\u9a8c\u548c\u5206\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff1a\u624b\u52a8\u7f16\u7a0b\u53d1\u9001TCP\u6570\u636e\u5305\u6765\u5b9e\u73b0\u4e09\u6b21\u63e1\u624b\u662f\u53ef\u884c\u7684\u3002\u6211\u4eec\u53ef\u4ee5\u89c2\u5bdf\u5230\uff0c\u5728\u7b2c\u4e09\u6b21\u63e1\u624b\u4e2d\uff0c\u6211\u4eec\u53d1\u9001\u7684GET\u8bf7\u6c42\u5df2\u7ecf\u6210\u529f\u4f20\u8f93\uff0cTCP\u534f\u8bae\u4ecd\u7136\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n
    \u901a\u8fc7\u4ee5\u4e0a\u5b9e\u9a8c\u548c\u5206\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff1a\u5982\u679c\u670d\u52a1\u7aef\u672a\u6536\u5230\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u7b2c\u4e09\u6b21\u63e1\u624b\u5305\uff0c\u4f46\u5ba2\u6237\u7aef\u7ee7\u7eed\u53d1\u9001\u6570\u636e\uff0c\u670d\u52a1\u7aef\u4f1a\u5c06\u643a\u5e26\u5e94\u7528\u6570\u636e\u7684\u5305\u5f53\u4f5c\u7b2c\u4e09\u6b21\u63e1\u624b\u7684\u786e\u8ba4\u3002\u8fd9\u662f\u56e0\u4e3a\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u5305\u4e2d\u901a\u5e38\u4f1a\u5305\u542bACK\u6807\u8bb0\u3002<\/p>\n
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