{"id":16952,"date":"2024-11-18T15:35:59","date_gmt":"2024-11-18T07:35:59","guid":{"rendered":"https:\/\/fwq.ai\/blog\/16952\/"},"modified":"2024-11-18T15:35:59","modified_gmt":"2024-11-18T07:35:59","slug":"%e4%bf%9d%e6%8a%a4%e6%82%a8%e7%9a%84linux%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%85%8d%e5%8f%97%e6%81%b6%e6%84%8f%e8%bd%af%e4%bb%b6%e5%92%8c%e7%97%85%e6%af%92%e7%9a%84%e4%be%b5%e5%ae%b3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/16952\/","title":{"rendered":"\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668\u514d\u53d7\u6076\u610f\u8f6f\u4ef6\u548c\u75c5\u6bd2\u7684\u4fb5\u5bb3"},"content":{"rendered":"

\"\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668\u514d\u53d7\u6076\u610f\u8f6f\u4ef6\u548c\u75c5\u6bd2\u7684\u4fb5\u5bb3\u63d2\u56fe\"<\/p>\n

\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668\u514d\u53d7\u6076\u610f\u8f6f\u4ef6\u548c\u75c5\u6bd2\u7684\u4fb5\u5bb3<\/p>\n

\u5728\u4eca\u5929\u7684\u6570\u5b57\u5316\u65f6\u4ee3\u4e2d\uff0c\u670d\u52a1\u5668\u662f\u8bb8\u591a\u4f01\u4e1a\u548c\u7ec4\u7ec7\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u7136\u800c\uff0c\u968f\u7740\u7f51\u7edc\u73af\u5883\u7684\u4e0d\u65ad\u53d8\u5316\u548c\u6076\u610f\u8f6f\u4ef6\u7684\u5a01\u80c1\u4e0d\u65ad\u589e\u957f\uff0c\u4fdd\u62a4\u670d\u52a1\u5668\u514d\u53d7\u6076\u610f\u8f6f\u4ef6\u548c\u75c5\u6bd2\u7684\u4fb5\u5bb3\u53d8\u5f97\u81f3\u5173\u91cd\u8981\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u5411\u60a8\u5c55\u793a\u4e00\u4e9b\u63aa\u65bd\uff0c\u4ee5\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668\u7684\u5b89\u5168\u3002<\/p>\n

    \n
  1. \u53ca\u65f6\u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u548c\u8f6f\u4ef6<\/li>\n<\/ol>\n

    \u53ca\u65f6\u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u548c\u8f6f\u4ef6\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u5b89\u5168\u7684\u57fa\u672c\u63aa\u65bd\u4e4b\u4e00\u3002\u4f17\u6240\u5468\u77e5\uff0c\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u4ee5\u5176\u51fa\u8272\u7684\u7a33\u5b9a\u6027\u548c\u5b89\u5168\u6027\u800c\u95fb\u540d\u3002\u7136\u800c\uff0c\u6ca1\u6709\u53ca\u65f6\u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u548c\u8f6f\u4ef6\uff0c\u4ecd\u7136\u4f1a\u66b4\u9732\u670d\u52a1\u5668\u4e8e\u5b89\u5168\u98ce\u9669\u4e4b\u4e2d\u3002\u6bcf\u5f53\u6709\u4f9b\u5e94\u5546\u63a8\u51fa\u65b0\u7684\u5b89\u5168\u8865\u4e01\u548c\u66f4\u65b0\u65f6\uff0c\u786e\u4fdd\u53ca\u65f6\u66f4\u65b0\u670d\u52a1\u5668\u4ee5\u5e94\u7528\u8fd9\u4e9b\u8865\u4e01\u548c\u66f4\u65b0\u3002<\/p>\n

      \n
    1. \u5b89\u88c5\u9632\u706b\u5899<\/li>\n<\/ol>\n

      \u9632\u706b\u5899\u662f\u670d\u52a1\u5668\u5b89\u5168\u7684\u5173\u952e\u7ec4\u4ef6\u4e4b\u4e00\u3002\u9632\u706b\u5899\u53ef\u4ee5\u5e2e\u52a9\u60a8\u8fc7\u6ee4\u6389\u4e0d\u4fe1\u4efb\u7684\u7f51\u7edc\u6d41\u91cf\uff0c\u4ece\u800c\u4fdd\u62a4\u670d\u52a1\u5668\u514d\u53d7\u5165\u4fb5\u3002\u5728Linux\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528iptables\u5de5\u5177\u6765\u914d\u7f6e\u548c\u7ba1\u7406\u9632\u706b\u5899\u89c4\u5219\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528iptables\u6765\u914d\u7f6e\u4e00\u4e2a\u57fa\u672c\u7684\u9632\u706b\u5899\u89c4\u5219\u3002<\/p>\n

      # \u6e05\u9664\u5df2\u6709\u7684\u89c4\u5219\u548c\u94fe\niptables -F\niptables -X\n\n# \u8bbe\u7f6e\u9ed8\u8ba4\u7b56\u7565\niptables -P INPUT DROP\niptables -P FORWARD DROP\niptables -P OUTPUT ACCEPT\n\n# \u5141\u8bb8\u56de\u73af\u63a5\u53e3\niptables -A INPUT -i lo -j ACCEPT\niptables -A OUTPUT -o lo -j ACCEPT\n\n# \u5141\u8bb8\u5df2\u5efa\u7acb\u7684\u548c\u76f8\u5173\u7684\u8fdb\u5165\u548c\u51fa\u7ad9\u8fde\u63a5\niptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT\niptables -A OUTPUT -m state --state RELATED,ESTABLISHED -j ACCEPT\n\n# \u5141\u8bb8SSH\uff08\u7aef\u53e322\uff09\u548cHTTP\uff08\u7aef\u53e380\uff09\u6d41\u91cf\niptables -A INPUT -p tcp --dport 22 -j ACCEPT\niptables -A INPUT -p tcp --dport 80 -j ACCEPT\n\n# \u5176\u4ed6\u6d41\u91cf\u62d2\u7edd\niptables -A INPUT -j REJECT<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \n
      1. \u5b89\u88c5\u548c\u66f4\u65b0\u6740\u6bd2\u8f6f\u4ef6<\/li>\n<\/ol>\n
        \u5c3d\u7ba1Linux\u76f8\u5bf9\u8f83\u5c11\u53d7\u5230\u75c5\u6bd2\u548c\u6076\u610f\u8f6f\u4ef6\u7684\u653b\u51fb\uff0c\u4f46\u4ecd\u7136\u9700\u8981\u5b89\u88c5\u548c\u66f4\u65b0\u6740\u6bd2\u8f6f\u4ef6\uff0c\u4ee5\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002\u4e00\u4e9b\u6d41\u884c\u7684\u6740\u6bd2\u8f6f\u4ef6\u5982ClamAV\u548cSophos\u53ef\u4ee5\u5e2e\u52a9\u60a8\u68c0\u67e5\u670d\u52a1\u5668\u4e0a\u7684\u6076\u610f\u8f6f\u4ef6\u548c\u75c5\u6bd2\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u5728Linux\u670d\u52a1\u5668\u4e0a\u5b89\u88c5ClamAV\u6740\u6bd2\u8f6f\u4ef6\uff1a<\/p>\n
        # \u66f4\u65b0\u8f6f\u4ef6\u5305\u5217\u8868\nsudo apt-get update\n\n# \u5b89\u88c5ClamAV\nsudo apt-get install clamav\n\n# \u66f4\u65b0\u75c5\u6bd2\u6570\u636e\u5e93\nsudo freshclam\n\n# \u626b\u63cf\u670d\u52a1\u5668\nsudo clamscan -r \/path\/to\/scan<\/pre>\n
          \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
          \n
        1. \u914d\u7f6e\u5b9a\u671f\u7684\u5907\u4efd\u548c\u6062\u590d\u673a\u5236<\/li>\n<\/ol>\n
          \u5b9a\u671f\u7684\u5907\u4efd\u662f\u5e94\u5bf9\u670d\u52a1\u5668\u88ab\u6076\u610f\u8f6f\u4ef6\u548c\u75c5\u6bd2\u7834\u574f\u7684\u6700\u4f73\u65b9\u6cd5\u4e4b\u4e00\u3002\u901a\u8fc7\u5b9a\u671f\u5907\u4efd\u670d\u52a1\u5668\u7684\u6570\u636e\uff0c\u5373\u4f7f\u670d\u52a1\u5668\u53d7\u5230\u653b\u51fb\uff0c\u60a8\u4ecd\u7136\u53ef\u4ee5\u8fc5\u901f\u6062\u590d\u5230\u6700\u65b0\u7684\u53ef\u7528\u5907\u4efd\u3002\u540c\u65f6\uff0c\u786e\u4fdd\u5907\u4efd\u5b58\u50a8\u5728\u4e0d\u540c\u7684\u4f4d\u7f6e\uff0c\u4ee5\u9632\u6b62\u539f\u59cb\u6570\u636e\u548c\u5907\u4efd\u6570\u636e\u540c\u65f6\u53d7\u5230\u7834\u574f\u3002<\/p>\n
            \n
          1. \u5f3a\u5316\u670d\u52a1\u5668\u7684\u8bbf\u95ee\u63a7\u5236<\/li>\n<\/ol>\n
            \u5f3a\u5316\u670d\u52a1\u5668\u7684\u8bbf\u95ee\u63a7\u5236\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u7684\u5173\u952e\u6b65\u9aa4\u4e4b\u4e00\u3002\u786e\u4fdd\u4ec5\u6388\u6743\u7684\u7528\u6237\u53ef\u4ee5\u8bbf\u95ee\u670d\u52a1\u5668\uff0c\u5e76\u4f7f\u7528\u590d\u6742\u548c\u5b89\u5168\u7684\u5bc6\u7801\u7b56\u7565\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528SSH\u5bc6\u94a5\u8eab\u4efd\u9a8c\u8bc1\u6765\u589e\u52a0\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u5728Linux\u670d\u52a1\u5668\u4e0a\u8bbe\u7f6e\u57fa\u4e8eSSH\u5bc6\u94a5\u7684\u8eab\u4efd\u9a8c\u8bc1\uff1a<\/p>\n
            # \u751f\u6210SSH\u5bc6\u94a5\u5bf9\nssh-keygen -t rsa\n\n# \u5c06\u516c\u94a5\u4e0a\u4f20\u5230\u670d\u52a1\u5668\nssh-copy-id user@server_ip\n\n# \u4fee\u6539SSH\u914d\u7f6e\u6587\u4ef6\nsudo nano \/etc\/ssh\/sshd_config\n\n# \u7981\u7528\u5bc6\u7801\u8eab\u4efd\u9a8c\u8bc1\nPasswordAuthentication no\n\n# \u91cd\u542fSSH\u670d\u52a1\nsudo systemctl restart ssh<\/pre>\n
              \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
            \u7efc\u4e0a\u6240\u8ff0\uff0c\u4fdd\u62a4Linux\u670d\u52a1\u5668\u514d\u53d7\u6076\u610f\u8f6f\u4ef6\u548c\u75c5\u6bd2\u7684\u4fb5\u5bb3\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u901a\u8fc7\u5b9a\u671f\u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u548c\u8f6f\u4ef6\u3001\u5b89\u88c5\u9632\u706b\u5899\u3001\u5b89\u88c5\u548c\u66f4\u65b0\u6740\u6bd2\u8f6f\u4ef6\u3001\u914d\u7f6e\u5b9a\u671f\u7684\u5907\u4efd\u548c\u6062\u590d\u673a\u5236\u4ee5\u53ca\u5f3a\u5316\u8bbf\u95ee\u63a7\u5236\uff0c\u60a8\u53ef\u4ee5\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\uff0c\u4fdd\u62a4\u654f\u611f\u6570\u636e\u4e0d\u88ab\u6076\u610f\u8f6f\u4ef6\u548c\u75c5\u6bd2\u653b\u51fb\u3002\u8bf7\u7262\u8bb0\u8fd9\u4e9b\u57fa\u672c\u539f\u5219\uff0c\u5e76\u6839\u636e\u9700\u8981\u8c03\u6574\u5e76\u52a0\u5f3a\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n
            \uff08\u5b57\u6570\uff1a800\u5b57\uff09<\/p>\n
            \u4ee5\u4e0a\u5c31\u662f\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668\u514d\u53d7\u6076\u610f\u8f6f\u4ef6\u548c\u75c5\u6bd2\u7684\u4fb5\u5bb3\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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