{"version":"1.0","provider_name":"Jui-Nan Lin&#039;s Blog","provider_url":"https:\/\/jnlin.org","author_name":"jnlin","author_url":"https:\/\/jnlin.org\/author\/jnlin\/","title":"DMARC: \u8b93\u5bc4\u4ef6\u7db2\u57df\u53d6\u5f97\u6c7a\u5b9a\u4e0d\u901a\u904e\u6e2c\u8a66\u7684\u4fe1\u4ef6\u8cc7\u8a0a\uff0c\u4e26\u5b9a\u7fa9\u6536\u4ef6\u8005\u5c0d\u8a72\u985e\u4fe1\u4ef6\u7684\u8655\u7406\u65b9\u6cd5","html":"\u6a19\u984c\u6709\u9ede\u9577... XD\r\n\r\n\u6628\u5929\u5728 <a href=\"http:\/\/engineering.linkedin.com\/blog\">LinkedIn Engineering<\/a> \u4e0a\u770b\u5230\u4e86 <a href=\"http:\/\/linkedin.com\/\">LinkedIn<\/a> \u63a1\u7528 <a href=\"http:\/\/www.dmarc.org\">DMARC<\/a> \u7684\u4e8b\u60c5\uff0c\u65bc\u662f\u82b1\u4e86\u9ede\u6642\u9593\u770b\u4e86\u4e00\u4e0b DMARC\u3002\r\n\r\nDMARC \u662f\u67b6\u69cb\u5728 <a href=\"http:\/\/www.dkim.org\/\">DKIM<\/a> \u8207 <a href=\"http:\/\/www.openspf.org\/\">SPF<\/a> \u7b49\u507d\u5192\u5075\u6e2c (fraud detection) \u529f\u80fd\u4e0a\uff0c\u63d0\u4f9b Email \u5bc4\u4ef6\u7db2\u57df\u8a2d\u5b9a\u300c\u7576\u6536\u4ef6\u8005\u6536\u5230\u672a\u901a\u904e\u5075\u6e2c\u7684 Email \u6642\uff0c\u6307\u793a\u5982\u4f55\u8655\u7406\u300d\u7684\u529f\u80fd\u3002\u9664\u4e86\u62d2\u7d55\u6216\u66ab\u6642\u4fdd\u7559\u5916\uff0c\u4e5f\u53ef\u4ee5\u8a2d\u5b9a\u901a\u77e5\u5bc4\u4ef6\u7db2\u57df\u8a72\u507d\u5192\u4fe1\u4ef6\u5167\u5bb9\uff0c\u53ef\u5e6b\u52a9\u6253\u64ca\u91e3\u9b5a\u4fe1\u4ef6\u3002\r\n\r\n\u8209\u4f8b\u4f86\u8aaa\uff0c\u5982\u679c <code>example.com<\/code> \u8a2d\u5b9a DMARC \u7684 Policy \u70ba\u62d2\u7d55\uff08Reject\uff09\uff0c\u4e26\u4e14\u8981\u6c42\u6536\u4ef6\u8005\u5c07\u507d\u5192\u4fe1\u4ef6\u5831\u544a\u5bc4\u56de fraud@example.com\uff0c\u5247\u6536\u4ef6\u8005\u4e00\u65e6\u9047\u5230\u7121\u6cd5\u901a\u904e DKIM \u8207 SPF \u6aa2\u67e5\u7684\u4fe1\u4ef6\uff0c\u5c31\u4e0d\u6703\u5c07\u9019\u5c01\u4fe1\u9001\u5165\u6536\u4ef6\u8005\u7684\u4fe1\u4ef6\u593e\u4e2d\uff0c\u4e26\u4e14\u6703\u5831\u544a\u7d66 fraud@example.com\u3002example.com \u7684\u7ba1\u7406\u8005\u4fbf\u53ef\u6839\u64da\u6b64\u5831\u544a\u9032\u884c\u8655\u7406\uff08\u4f8b\u5982\u900f\u904e\u6cd5\u5f8b\u65b9\u6cd5\u95dc\u9589\u91e3\u9b5a\u7db2\u7ad9\u7b49\uff09\u3002\r\n\r\n\u76ee\u524d\u5927\u7684 Email Service Provider\uff0c\u5982 GMail, Yahoo Mail, Hotmail \u7b49\u90fd\u6709\u63d0\u4f9b DMARC \u7684\u529f\u80fd\u3002\r\n\r\n\u8a2d\u5b9a DMARC \u7684\u65b9\u6cd5\u8ddf SPF \u985e\u4f3c\uff0c\u5728 DNS \u5167\u52a0\u5165\u4e00\u500b Entry\uff1a\r\n<code>\r\n_dmarc.example.com     IN      TXT    \"v=DMARC1;p=reject;pct=100;rua=mailto:postmaster@dmarcdomain.com\"\r\n<\/code>\r\n\r\n\u8a73\u7d30\u7684\u8a2d\u5b9a\u8207\u5404\u53c3\u6578\u7684\u610f\u7fa9\u53ef\u53c3\u8003 <a href=\"http:\/\/dmarc.org\/overview.html\">DMARC Overview<\/a>\u3002","type":"rich"}