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\u8981\u533a\u5206\u6b63\u5e38\u5e94\u7528\u884c\u4e3a\u548c\u8d44\u6e90\u8017\u5c3d\u653b\u51fb\uff0c\u6211\u4eec\u9700\u8981\u6bcf\u4e2a\u5e94\u7528\u7684\u5e26\u5bbd\u3001\u6b63\u5e38\u6d41\u91cf\u8ba1\u6570\u548c\u7279\u5b9a\u65f6\u95f4\u8303\u56f4\u5185\u7684\u4f20\u8f93\u5b57\u8282\u6570\u3002\u9ad8\u6d41\u91cf\u8ba1\u6570\u53ef\u80fd\u6307\u5411\u8d44\u6e90\u8017\u5c3d\u653b\u51fb\uff0c\u5982\u8bd5\u56fe\u8fbe\u5230\u9632\u706b\u5899\u4e0a\u7684\u6bcf\u79d2\u6700\u5927\u6570\u636e\u5305\u6570\u3002<\/p>\n\n\n\n \u5728\u6b64\uff0c\u6211\u4eec\u9700\u8981\u5207\u6362\u5230\u5e94\u7528\u7a0b\u5e8f\u6982\u89c8\u4eea\u8868\u677f\u3002<\/p>\n\n\n \u8be5\u4eea\u8868\u677f\u663e\u793a\u56fe\u5f62\u6982\u89c8\u548c\u6309\u5e94\u7528\u7a0b\u5e8f\u5206\u7c7b\u7684\u5e26\u5bbd\u4f7f\u7528\u60c5\u51b5\u3002\u8981\u8fdb\u4e00\u6b65\u8c03\u67e5\u7279\u5b9a\u5e94\u7528\u7a0b\u5e8f\uff0c\u6211\u4eec\u53ef\u4ee5\u5355\u51fb\u5e94\u7528\u7a0b\u5e8f\u6982\u89c8\u8868\u4e2d\u5e94\u7528\u7a0b\u5e8f\u5de6\u4fa7\u7684\u4e0b\u8f7d\u6309\u94ae\uff0c\u4e0b\u8f7d\u8be5\u5e94\u7528\u7a0b\u5e8f\u7c7b\u578b\u7684\u6240\u6709\u76f8\u5173\u6d41\u91cf\u3002<\/p>\n\n\n \u5728 DoS \u6216 DDoS \u653b\u51fb\u4e0b\uff0c\u7f51\u7edc\u5ef6\u8fdf\u4f1a\u5728\u670d\u52a1\u65e0\u6cd5\u8bbf\u95ee\u4e4b\u524d\u589e\u52a0\u3002\u8fd9\u610f\u5473\u7740\u6211\u4eec\u9700\u8981\u4e86\u89e3\u6b63\u5e38\u7684\u670d\u52a1\u5668\u5ef6\u8fdf\uff0c\u4ee5\u533a\u5206\u6b63\u5e38\u5ef6\u8fdf\u503c\u548c\u653b\u51fb\u6761\u4ef6\u4e0b\u7684\u8f83\u9ad8\u5ef6\u8fdf\u503c\u3002\u6211\u4eec\u53ef\u4ee5\u5728 \u201c\u5e94\u7528\u7a0b\u5e8f\u6982\u89c8 \u201d\u4eea\u8868\u677f\u4e0b\u6309\u670d\u52a1\u5668 IP \u67e5\u770b\u5ef6\u8fdf\u6982\u89c8\uff0c\u5176\u4e2d\u5305\u62ec\u6700\u5c0f\u503c\u3001\u5e73\u5747\u503c\u548c\u6700\u5927\u503c\u3002<\/p>\n\n\n \u6211\u4eec\u53ef\u4ee5\u5411\u4e0b\u6eda\u52a8\u5e26\u5bbd\u4eea\u8868\u677f\uff0c\u4e86\u89e3\u6bcf\u4e2a\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u7684\u5e26\u5bbd\u4f7f\u7528\u60c5\u51b5\u3002\u6211\u4eec\u53ef\u4ee5\u83b7\u5f97\u6bcf\u4e2a\u5ba2\u6237\u7aef\u7684\u5e26\u5bbd\u4f7f\u7528\u4fe1\u606f\uff0c\u5e76\u53ef\u5728\u53f3\u4fa7\u6309\u6700\u9ad8\u901a\u8bdd\u8005\u8fdb\u884c\u6392\u5e8f\u3002\u5728\u4e0b\u8868\u4e2d\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u770b\u5230\u4e0e\u8fd9\u4e9b\u5ba2\u6237\u7aef\u76f8\u5bf9\u5e94\u7684\u547d\u540d\u4fe1\u606f\uff0c\u4ee5\u53ca\u6240\u9009\u65f6\u95f4\u6bb5\u5185\u4f20\u8f93\u7684\u6709\u6548\u8f7d\u8377\u6570\u636e\u3002<\/p>\n\n\n \u8981\u8bc6\u522b\u7f51\u7edc\u4e2d\u7684\u65b0\u5ba2\u6237\u7aef\u6216\u670d\u52a1\u5668\uff0c\u6211\u4eec\u9700\u8981\u4e00\u4e2a\u5df2\u77e5\u826f\u597d\u6216\u53ef\u4fe1\u4e3b\u673a\u7684\u57fa\u7ebf\u3002\u6211\u4eec\u8fd8\u9700\u8981\u5c06\u6b63\u786e\u7684 IP \u5730\u5740\u4e0e\u5b83\u4eec\u7684 MAC \u5730\u5740\u5173\u8054\u8d77\u6765\uff0c\u4ee5\u4fbf\u5728\u53d1\u751f\u53ef\u80fd\u7684 IP \u6b3a\u9a97\u653b\u51fb\u65f6\u53ca\u65f6\u53d1\u73b0\u3002<\/p>\n\n\n\n \u5728\u67d0\u4e9b\u7ec4\u7ec7\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u5e93\u5b58\u6570\u636e\u5e93\u6216\u7f51\u7edc\u8bbf\u95ee\u63a7\u5236\u7cfb\u7edf\u4e2d\u627e\u5230\u8fd9\u4e9b\u6570\u636e\uff0c\u4f46\u5982\u679c\u6211\u4eec\u6ca1\u6709\u8fd9\u4e9b\u6570\u636e\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u901a\u8fc7 IOTA \u57fa\u7ebf\u6765\u83b7\u53d6\u3002\u8981\u505a\u5230\u8fd9\u4e00\u70b9\uff0c\u6211\u4eec\u53ef\u4ee5\u5bfc\u822a\u5230\u672c\u5730\u8d44\u4ea7\u4eea\u8868\u677f\u3002<\/p>\n\n\n \u5982\u679c\u4f7f\u7528 DHCP \u670d\u52a1\u4e14 IOTA \u53ef\u8bc6\u522b\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5219\u8be5\u4eea\u8868\u677f\u4f1a\u663e\u793a\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u5e93\u5b58\u5217\u8868\uff0c\u5176\u4e2d\u5305\u542b\u5b83\u4eec\u7684 IP \u548c MAC \u5730\u5740\u4ee5\u53ca DHCP \u4e3b\u673a\u540d\u548c\u64cd\u4f5c\u7cfb\u7edf\u540d\u79f0\u3002<\/p>\n\n\n \u4e00\u4e9b\u653b\u51fb\u8005\u5c1d\u8bd5\u8fdb\u884c\u6240\u8c13\u7684\u964d\u7ea7\u653b\u51fb\uff0c\u4ee5\u4f20\u8f93\u50cfTLS\u8fd9\u6837\u7684\u52a0\u5bc6\u6d41\u91cf\u3002IOTA\u5141\u8bb8\u5bf9\u6bcf\u4e2a\u670d\u52a1\u5668\u4f7f\u7528\u7684TLS\u7248\u672c\u8fdb\u884c\u57fa\u7ebf\u7ba1\u7406\uff0c\u5e76\u8bc4\u4f30\u5bc6\u7801\u5957\u4ef6\uff0c\u5e76\u5c06\u5176\u5206\u7c7b\u4e3a\u6bcf\u4e2a\u670d\u52a1\u5668\u7684\u5b89\u5168\u3001\u5f31\u5b89\u5168\u548c\u4e0d\u5b89\u5168\u3002<\/p>\n\n\n\n \u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5bfc\u822a\u5230SSL\/TLS\u6982\u89c8\u4eea\u8868\u677f\u3002<\/p>\n\n\n \u901a\u8fc7\u5bf9 TLS \u7248\u672c\u548c\u5bc6\u7801\u5957\u4ef6\u7c7b\u522b\u6570\u636e\u8fdb\u884c\u57fa\u7ebf\u7ba1\u7406\u5e76\u7a0d\u540e\u8fdb\u884c\u6bd4\u8f83\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u53d1\u73b0\u53ef\u80fd\u7684\u964d\u7ea7\u653b\u51fb\uff0c\u65b9\u6cd5\u662f\u67e5\u627e\u4ece\u66f4\u5b89\u5168\u7684 TLS \u7c7b\u522b\u5230\u8f83\u5f31 TLS \u7c7b\u522b\u7684\u5207\u6362\u3002\u8fd9\u53ef\u4ee5\u662f\u4ece\u5177\u6709 DHE \u5bc6\u7801\u5957\u4ef6\u7684 TLS 1.3 \u5230\u6ca1\u6709\u524d\u5411\u4fdd\u5bc6\u6027\u7684 TLS 1.1\u3002<\/p>\n\n\n\n \u5728 SSL\/TLS \u670d\u52a1\u5668\u4e0b\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u201c\u7248\u672c\u201d\u5217\u4e2d\u770b\u5230\u4f7f\u7528\u7684 TLS \u7248\u672c\uff0c\u5728\u201c\u914d\u7f6e\u201d\u5217\u4e0b\u770b\u5230\u5bc6\u7801\u5957\u4ef6\u7684\u7c7b\u522b\u3002\u6211\u4eec\u8fd8\u53ef\u4ee5\u770b\u5230\u8b66\u62a5\u6bd4\u4f8b\uff0c\u4ee5\u8bc6\u522b\u5bf9 TLS \u63e1\u624b\u7684\u6f5c\u5728\u653b\u51fb\u3002<\/p>\n\n\n \u5728\u8fdb\u884c\u7f51\u7edc\u57fa\u7ebf\u5206\u6790\u65f6\uff0c\u68c0\u6d4b\u5f02\u5e38\u8fde\u63a5\u5c1d\u8bd5\u6a21\u5f0f\u81f3\u5173\u91cd\u8981\u3002\u6b63\u5982\u5728\u201c\u57fa\u4e8eIP\u7684\u6d41\u91cf\u548c\u534f\u8bae\u4f7f\u7528\u201d\u90e8\u5206\u8ba8\u8bba\u7684\u90a3\u6837\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u6982\u89c8\u4eea\u8868\u677f\u4e2d\u5bf9\u901a\u4fe1\u6a21\u5f0f\u8fdb\u884c\u57fa\u7ebf\u7ba1\u7406\u3002\u8fd9\u4f7f\u6211\u4eec\u80fd\u591f\u901a\u8fc7\u67e5\u627e\u4e0e\u7279\u5b9a\u5b50\u7f51\u6216\u591a\u4e2a\u5b50\u7f51\u4e2d\u7684\u6240\u6709\u5176\u4ed6\u4e3b\u673a\u8fdb\u884c\u901a\u4fe1\u7684\u4e3b\u673a\uff0c\u6765\u68c0\u6d4b\u7aef\u53e3\u626b\u63cf\u6d3b\u52a8\u3002<\/p>\n\n\n\n \u7aef\u53e3\u626b\u63cf\u53ef\u80fd\u662f\u66f4\u9ad8\u7ea7\u7f51\u7edc\u653b\u51fb\u7684\u524d\u5146\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u8bc6\u522b\u7f51\u7edc\u4e2d\u7684\u6613\u53d7\u653b\u51fb\u7684\u670d\u52a1\u6216\u7cfb\u7edf\u3002\u56e0\u6b64\uff0c\u5728\u57fa\u7ebf\u7ba1\u7406\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u8bc6\u522b\u901a\u5e38\u4e0e\u8bb8\u591a\u5176\u4ed6\u4e3b\u673a\u8fdb\u884c\u901a\u4fe1\u7684\u4e3b\u673a\uff0c\u4f8b\u5982\u57df\u63a7\u5236\u5668\u3001DNS\u6216\u5907\u4efd\u670d\u52a1\u5668\u3002<\/p>\n\n\n\n \u5728\u57fa\u7ebf\u7ba1\u7406\u4e2d\uff0c\u6211\u4eec\u8fd8\u5e94\u8be5\u8bc6\u522b\u5931\u8d25\u7684TCP\u63e1\u624b\u3002\u8d77\u521d\uff0c\u8fd9\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u770b\u5230\u6211\u4eec\u5178\u578b\u7f51\u7edc\u4e2d\u7684\u9519\u8bef\u884c\u4e3a\u5e76\u52a0\u4ee5\u7ea0\u6b63\u3002\u5728\u7b2c\u4e8c\u9636\u6bb5\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u5b83\u4eec\u4e0e\u6076\u610f\u884c\u4e3a\u8005\u533a\u5206\u5f00\u6765\uff0c\u540e\u8005\u8bd5\u56fe\u901a\u8fc7\u6240\u8c13\u7684SYN\u6cdb\u6d2a\u653b\u51fb\u6765\u8017\u5c3d\u8d44\u6e90\uff0c\u4f8b\u5982\u9632\u706b\u5899\u4e2d\u7684\u6700\u5927\u4f1a\u8bdd\u6570\uff0c\u8fd9\u5bfc\u81f4TCP\u534a\u5f00\u653e\u72b6\u6001\u3002<\/p>\n\n\n\n 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