安全组

{"value":"## \u5b89\u5168\u7ec4\n\n\u7ed9\u4e91\u4e3b\u673a\u63d0\u4f9b\u4e09\u5c42\u7f51\u7edc\u5b89\u5168\u7ec4\u63a7\u5236\uff0c\u63a7\u5236TCP\/UDP\/ICMP\u7b49\u6570\u636e\u5305\u8fdb\u884c\u6709\u6548\u8fc7\u6ee4\uff0c\u5bf9\u6307\u5b9a\u7f51\u7edc\u7684\u6307\u5b9a\u4e91\u4e3b\u673a\u6309\u7167\u6307\u5b9a\u7684\u5b89\u5168\u89c4\u5219\u8fdb\u884c\u6709\u6548\u63a7\u5236\u3002 \n\n- \u6241\u5e73\u7f51\u7edc\u3001\u4e91\u8def\u7531\u7f51\u7edc\u548cVPC\u5747\u652f\u6301\u5b89\u5168\u7ec4\u670d\u52a1\uff0c\u5b89\u5168\u7ec4\u670d\u52a1\u5747\u7531\u5b89\u5168\u7ec4\u7f51\u7edc\u670d\u52a1\u6a21\u5757\u63d0\u4f9b\uff0c\u4f7f\u7528\u65b9\u6cd5\u5747\u76f8\u540c\uff1a\u4f7f\u7528iptables\u8fdb\u884c\u4e91\u4e3b\u673a\u7684\u5b89\u5168\u63a7\u5236\u3002\n- \u5b89\u5168\u7ec4\u5b9e\u9645\u4e0a\u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u9632\u706b\u5899\uff1b\u6bcf\u6b21\u89c4\u5219\u53d8\u5316\u3001\u52a0\u5165\/\u5220\u9664\u7f51\u5361\u90fd\u4f1a\u5bfc\u81f4\u591a\u4e2a\u4e91\u4e3b\u673a\u4e0a\u7684\u5b89\u5168\u7ec4\u89c4\u5219\u88ab\u66f4\u65b0\u3002 \n\n## **\u5b89\u5168\u7ec4\u89c4\u5219**\n\n\u5b89\u5168\u7ec4\u89c4\u5219\u6309\u6570\u636e\u5305\u7684\u6d41\u5411\u5206\u4e3a\u4e24\u79cd\u7c7b\u578b\uff1a \n\n\u6241\u5e73\u7f51\u7edc\u3001\u4e91\u8def\u7531\u7f51\u7edc\u548cVPC\u5747\u652f\u6301\u5b89\u5168\u7ec4\u670d\u52a1\uff0c\u5b89\u5168\u7ec4\u670d\u52a1\u5747\u7531\u5b89\u5168\u7ec4\u7f51\u7edc\u670d\u52a1\u6a21\u5757\u63d0\u4f9b\uff0c\u4f7f\u7528\u65b9\u6cd5\u5747\u76f8\u540c\uff1a\u4f7f\u7528iptables\u8fdb\u884c\u4e91\u4e3b\u673a\u7684\u5b89\u5168\u63a7\u5236\u3002\n\n\u25ac \u5165\u65b9\u5411\uff08Ingress\uff09\uff1a\u4ee3\u8868\u6570\u636e\u5305\u4ece\u5916\u90e8\u8fdb\u5165\u4e91\u4e3b\u673a\u3002 \n\n\u25ac \u51fa\u65b9\u5411\uff08Egress\uff09\uff1a\u4ee3\u8868\u6570\u636e\u5305\u4ece\u4e91\u4e3b\u673a\u5f80\u5916\u90e8\u53d1\u51fa\u3002 \n\n\u5b89\u5168\u7ec4\u89c4\u5219\u5bf9\u901a\u4fe1\u534f\u8bae\u652f\u6301\u4ee5\u4e0b\u7c7b\u578b\uff1a \n\n\u25ac ALL\uff1a\u8868\u793a\u6db5\u76d6\u6240\u6709\u534f\u8bae\u7c7b\u578b\uff0c\u6b64\u65f6\u4e0d\u80fd\u6307\u5b9a\u7aef\u53e3\u3002 \n\n\u25ac TCP\uff1a\u652f\u63011-65535\u7aef\u53e3\u3002 \n\n\u25ac UDP\uff1a\u652f\u63011-65535\u7aef\u53e3\u3002 \n\n\u25ac ICMP\uff1a\u9ed8\u8ba4\u8d77\u59cb\u7ed3\u675f\u7aef\u53e3\u5747\u4e3a-1\uff0c\u8868\u793a\u652f\u6301\u5168\u90e8\u7684ICMP\u534f\u8bae\u3002 \n\n\u5b89\u5168\u7ec4\u89c4\u5219\u652f\u6301\u5bf9\u6570\u636e\u6765\u6e90\u7684\u9650\u5236\uff0c\u76ee\u524d\u6e90\u53ef\u4ee5\u8bbe\u7f6e\u4e3aCIDR\u3002 \n\n\u25ac CIDR\u4f5c\u4e3a\u6e90\uff1a\u4ec5\u5141\u8bb8\u6307\u5b9a\u7684CIDR\u624d\u53ef\u901a\u8fc7 \n\n## **\u5b89\u5168\u7ec4\u7684\u4f7f\u7528\u65b9\u6cd5** \n\n\u4f7f\u7528\u5b89\u5168\u7ec4\u7684\u57fa\u672c\u6d41\u7a0b\u4e3a\uff1a\u521b\u5efa\u5b89\u5168\u7ec4\uff0c\u8bbe\u7f6e\u76f8\u5e94\u7684\u5b89\u5168\u7ec4\u89c4\u5219\uff0c\u7ed1\u5b9a\u6307\u5b9a\u7684\u4e91\u4e3b\u673a\u52a0\u5165\u89c4\u5219\u4e2d\u3002\n\n## **\u521b\u5efa\u5b89\u5168\u7ec4** \n\n\u70b9\u51fb \u5f39\u6027\u8ba1\u7b97 > \u5b89\u5168\u7ec4\uff0c\u8fdb\u5165\u5b89\u5168\u7ec4\u754c\u9762\uff0c\u70b9\u51fb\u6dfb\u52a0\u5b89\u5168\u7ec4\uff0c\u5728\u5f39\u51fa\u7684\u6dfb\u52a0\u5b89\u5168\u7ec4\u754c\u9762\uff0c\u53ef\u53c2\u8003\u4ee5\u4e0b\u793a\u4f8b\u8f93\u5165\u76f8\u5e94\u5185\u5bb9\uff1a \n\n\u3000\u2022 \u9009\u62e9\u8282\u70b9\uff1a\u5404\u8282\u70b9\u95f4\u5b89\u5168\u7ec4\u662f\u76f8\u4e92\u9694\u79bb\uff0c\u4e0d\u4e92\u901a\uff0c\u9700\u8981\u521b\u5efa\u5206\u522b\u521b\u5efa\u3002 \n\n\u3000\u2022 \u540d\u79f0\uff1a\u8bbe\u7f6e\u5b89\u5168\u7ec4\u540d\u79f0 \n\n\u3000\u2022 \u63cf\u8ff0\uff1a\u53ef\u9009\u9879\uff0c\u53ef\u7559\u7a7a\u4e0d\u586b \n\n\u5982\u56fe 1: \u521b\u5efa\u5b89\u5168\u7ec4\u6240\u793a\uff0c\u70b9\u51fb\u786e\u5b9a\u6309\u94ae\uff0c\u521b\u5efa\u5b89\u5168\u7ec4\u3002 \n\n## **\u8bbe\u7f6e\u5b89\u5168\u7ec4\u89c4\u5219 ** \n\n\u9009\u62e9\u5df2\u521b\u5efa\u5b89\u5168\u7ec4\uff0c\u70b9\u51fb\u53f3\u8fb9\u7684\u914d\u7f6e\u89c4\u5219\u6309\u94ae\uff0c\u5f39\u51fa\u8bbe\u7f6e\u89c4\u5219\u754c\u9762\uff0c\u70b9\u51fb\u6dfb\u52a0\u5b89\u5168\u7ec4\u89c4\u5219\uff0c\u53ef\u53c2\u8003\u4ee5\u4e0b\u793a\u4f8b\u8f93\u5165\u76f8\u5e94\u5185\u5bb9\uff1a \n\n\u3000\u2022 \u7c7b\u578b\uff1a\u9009\u62e9\u5b89\u5168\u7ec4\u89c4\u5219\u7c7b\u578b\uff0c\u4f8b\u5982\u5165\u65b9\u5411 \n\n\u3000\u2022 \u534f\u8bae\uff1a\u9009\u62e9\u534f\u8bae\u7c7b\u578b\uff0c\u4f8b\u5982TCP \n\n\u3000\u2022 \u5f00\u59cb\u7aef\u53e3\uff1a\u53ef\u4ece1-65535\u7aef\u53e3\u4e4b\u95f4\u9009\u62e9\u4e00\u4e2a\u7aef\u53e3\u4f5c\u4e3a\u5f00\u59cb\u7aef\u53e3\uff0c\u4f8b\u598223 \n\n\u3000\u2022 \u7ed3\u675f\u7aef\u53e3\uff1a\u53ef\u4ece1-65535\u7aef\u53e3\u4e4b\u95f4\u9009\u62e9\u4e00\u4e2a\u7aef\u53e3\u4f5c\u4e3a\u7ed3\u675f\u7aef\u53e3\uff0c\u4f8b\u59821024 \n\n\u3000\u2022 CIDR\uff1a\u4ec5\u5141\u8bb8\u6307\u5b9a\u7684CIDR\u624d\u53ef\u901a\u8fc7\uff0c\u59828.8.8.8\/32 \n\n\u5982\u56fe 2 \u8bbe\u7f6e\u89c4\u5219\u6240\u793a\uff1a \n\n \u56fe 2 \u8bbe\u7f6e\u89c4\u5219 \n\n\n\n## **\u7ed1\u5b9a\u4e91\u4e3b\u673a\u5230\u5b89\u5168\u7ec4** \n\n\u5728\u5b89\u5168\u7ec4\u4e00\u89c8\uff0c\u70b9\u51fb\u6307\u5b9a\u5b89\u5168\u7ec4\u7684\u7ed1\u5b9a\u4e91\u4e3b\u673a\u6309\u94ae\uff0c\u5f39\u51fa\u5df2\u7ed1\u5b9a\u4e91\u4e3b\u673a\u754c\u9762\uff0c\u70b9\u51fb\u9009\u62e9\u4e91\u4e3b\u673a\uff0c\u9009\u62e9\u9700\u8981\u6dfb\u52a0\u7684\u4e91\u4e3b\u673a\u5230\u53f3\u8fb9\u6846\uff0c\u70b9\u51fb\u4fdd\u5b58\u3002 \n\n \u5982\u56fe 3\u6dfb\u52a0\u4e91\u4e3b\u673a\u5230\u5b89\u5168\u7ec4\u6240\u793a\uff1a \n\n\n\n## **\u5b89\u5168\u7ec4\u652f\u6301\u7684\u64cd\u4f5c** \n\n\u5b89\u5168\u7ec4\u652f\u6301\u4ee5\u4e0b\u64cd\u4f5c\uff1a \n\n\u2022 \u4fee\u6539\u540d\u79f0\u548c\u7b80\u4ecb\uff1a\u4fee\u6539\u5b89\u5168\u7ec4\u89c4\u5219\u7684\u540d\u79f0\u548c\u7b80\u4ecb\u3002 \n\n\u2022 \u6dfb\u52a0\u89c4\u5219\uff1a\u6dfb\u52a0\u65b0\u7684\u5b89\u5168\u7ec4\u89c4\u5219\u5230\u5b89\u5168\u7ec4\u3002 \n\n\u2022 \u5220\u9664\u89c4\u5219\uff1a\u5c06\u5b89\u5168\u7ec4\u4e0a\u7684\u5b89\u5168\u7ec4\u89c4\u5219\u5220\u9664\u3002 \n\n\u2022 \u7ed1\u5b9a\u4e91\u4e3b\u673a\uff1a\u5b89\u5168\u7ec4\u652f\u6301\u6302\u8f7d\u5230\u591a\u4e2a\u4e91\u4e3b\u673a\uff0c\u5b83\u4eec\u4f1a\u5171\u4eab\u76f8\u540c\u7684\u5b89\u5168\u7ec4\u89c4\u5219\u3002 \n\n\u2022 \u89e3\u7ed1\u4e91\u4e3b\u673a\uff1a\u5c06\u5b89\u5168\u7ec4\u4e0a\u7684\u4e91\u4e3b\u673a\u5361\u89e3\u7ed1\u3002 \n\n\u2022 \u5220\u9664\uff1a\u5220\u9664\u5b89\u5168\u7ec4\uff0c\u5c06\u81ea\u52a8\u5220\u9664\u6240\u6709\u7684\u5b89\u5168\u7ec4\u89c4\u5219\u548c\u76f8\u5173\u5b89\u5168\u7ec4\u670d\u52a1\u3002 \n\n## **\u5b89\u5168\u7ec4\u7684\u7ea6\u675f\u6761\u4ef6** \n\n \u5b89\u5168\u7ec4\u6709\u4ee5\u4e0b\u7ea6\u675f\u6761\u4ef6\uff1a \n\n\u2022 \u5b89\u5168\u7ec4\u53ef\u4ee5\u6302\u8f7d\u5230\u591a\u4e2a\u4e91\u4e3b\u673a\uff0c\u5b83\u4eec\u4f1a\u5171\u4eab\u76f8\u540c\u7684\u5b89\u5168\u7ec4\u89c4\u5219\u3002 \n\n\u2022 \u5b89\u5168\u7ec4\u652f\u6301**\u767d\u540d\u5355\u673a\u5236**\uff0c\u5373\u8bbe\u7f6e\u7684\u6240\u6709\u89c4\u5219\u5747\u4e3a\u5141\u8bb8\u673a\u5236\uff0c\u4e00\u65e6\u5bf9\u6307\u5b9a\u7aef\u53e3\u8bbe\u7f6e\u4e86\u5141\u8bb8\u673a\u5236\uff0c\u90a3\u4e48\u6ca1\u6709\u88ab\u5141\u8bb8\u7684\u7aef\u53e3\u5c31\u65e0\u6cd5\u901a\u8fc7\u3002 \n\n\u2022 \u65b0\u5efa\u5b89\u5168\u7ec4\u65f6\uff0c\u9ed8\u8ba4\u914d\u7f6e\u4e86IPV4\/IPV6\u5404\u4e24\u6761\u89c4\u5219\uff08\u5373\uff1a\u534f\u8bae\u7c7b\u578b\u4e3aALL\u7684\u8fdb\u53e3\u89c4\u5219\u548c\u51fa\u53e3\u89c4\u5219\uff09\uff0c\u7528\u4e8e\u8bbe\u7f6e\u7ec4\u5185\u4e92\u901a\u3002\u7528\u6237\u53ef\u4ee5\u5220\u9664\u8fd9\u4e24\u6761\u9ed8\u8ba4\u89c4\u5219\uff0c\u53d6\u6d88\u7ec4\u5185\u4e92\u901a\u3002 \n\n\u2022 \u65b0\u5efa\u5b89\u5168\u7ec4\u65f6\uff0c\u5982\u679c\u6ca1\u6709\u8bbe\u7f6e\u4efb\u4f55\u89c4\u5219\uff0c\u5219\u9ed8\u8ba4\u6240\u6709\u7684\u5916\u90e8\u8bbf\u95ee\u5747\u7981\u6b62\u8fdb\u5165\u5b89\u5168\u7ec4\u5185\u7684\u4e91\u4e3b\u673a\uff0c\u5b89\u5168\u7ec4\u5185\u4e91\u4e3b\u673a\u8bbf\u95ee\u5916\u90e8\u4e0d\u53d7\u9650\u5236\u3002 \n\n \u2022 \u82e5\u4f7f\u7528\u5b89\u5168\u7ec4\u540c\u65f6\u4f7f\u7528\u5176\u4ed6\u7f51\u7edc\u670d\u52a1\uff08\u5982\u8d1f\u8f7d\u5747\u8861\u3001\u8def\u7531\u8868\u7b49\uff09\uff0c\u9700\u786e\u4fdd\u5176\u4ed6\u7f51\u7edc\u670d\u52a1\u6240\u9700\u8981\u7684\u5b89\u5168\u7ec4\u89c4\u5219\u5df2\u6dfb\u52a0\u81f3\u8be5\u5b89\u5168\u7ec4\u4e2d\u3002 \n\n## **\u5b89\u5168\u7ec4\u7684\u5e38\u7528\u89c4\u5219\u6848\u4f8b** \n\n\u5b89\u5168\u7ec4\u89c4\u5219\u7684\u914d\u7f6e\u793a\u4f8b\u5982\u4e0b\u8868\u6240\u793a\uff1a\n\n| \u7c7b\u578b | \u534f\u8bae | \u7aef\u53e3\u8303\u56f4 | CIDR | \u8bf4\u660e |\n| ------ | ---- | --------- | -------------- | ------------------------------- |\n| \u5165\u65b9\u5411 | TCP | 80\/80 | 0.0.0.0\/0 | \u5141\u8bb8\u6240\u7528IP\u8bbf\u95ee\u7f51\u9875\u901a\u7528\u7aef\u53e3 |\n| \u5165\u65b9\u5411 | TCP | 443\/443 | 0.0.0.0\/0 | \u5141\u8bb8\u6240\u7528IP\u8bbf\u95ee\u7f51\u9875\u901a\u7528\u7aef\u53e3 |\n| \u5165\u65b9\u5411 | TCP | 22\/22 | 192.168.1.8\/32 | \u5141\u8bb8\u6307\u5b9aIP\u8bbf\u95eeLinux\u7684SSH\u7aef\u53e3 |\n| \u5165\u65b9\u5411 | TCP | 3389\/3389 | 192.168.1.8\/32 | \u5141\u8bb8\u6307\u5b9aIP\u8bbf\u95eeWindows\u7684\u8fdc\u7a0b\u684c\u9762 |\n\n## **\u5e38\u7528\u6570\u636e\u5e93\u9ed8\u8ba4\u7aef\u53e3 ** \n\n \\- MySQL (3306) \n\n\\- Oracle (1521) \n\n\\- MS SQL (1433) \n\n\\- PostgreSQL (5432) \n\n\\- Redis (6379) \n\n"}