{"id":6357,"date":"2026-06-19T13:54:43","date_gmt":"2026-06-19T13:54:43","guid":{"rendered":"https:\/\/cloudsave.app\/knowledge-base\/immutable-database-storage-ransomware\/"},"modified":"2026-06-19T14:01:03","modified_gmt":"2026-06-19T14:01:03","slug":"%e7%82%ba%e8%b3%87%e6%96%99%e5%ba%ab%e5%b0%81%e5%ad%98%e5%bb%ba%e6%a7%8b%e4%b8%8d%e5%8f%af%e8%ae%8a%e5%84%b2%e5%ad%98%e4%bb%a5%e6%8a%b5%e7%a6%a6%e5%8b%92%e7%b4%a2%e8%bb%9f%e9%ab%94","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/zh-hant\/knowledge-base\/%e7%82%ba%e8%b3%87%e6%96%99%e5%ba%ab%e5%b0%81%e5%ad%98%e5%bb%ba%e6%a7%8b%e4%b8%8d%e5%8f%af%e8%ae%8a%e5%84%b2%e5%ad%98%e4%bb%a5%e6%8a%b5%e7%a6%a6%e5%8b%92%e7%b4%a2%e8%bb%9f%e9%ab%94\/","title":{"rendered":"\u70ba\u8cc7\u6599\u5eab\u5c01\u5b58\u5efa\u69cb\u4e0d\u53ef\u8b8a\u5132\u5b58\u4ee5\u62b5\u79a6\u52d2\u7d22\u8edf\u9ad4"},"content":{"rendered":"<p>\u5728\u73fe\u4ee3\u5a01\u8105\u74b0\u5883\u4e2d\uff0c\u52d2\u7d22\u8edf\u9ad4\u5df2\u5f9e\u6a5f\u6703\u4e3b\u7fa9\u5f0f\u7684\u52a0\u5bc6\u6f14\u8b8a\u70ba\u9ad8\u5ea6\u91dd\u5c0d\u6027\u7684\u591a\u91cd\u52d2\u7d22\u653b\u64ca\u3002\u9032\u968e\u6301\u7e8c\u6027\u5a01\u8105 (APT) \u548c\u52d2\u7d22\u8edf\u9ad4\u96c6\u5718\u73fe\u5728\u6703\u5728\u6f5b\u4f0f\u671f\u9593\u4e3b\u52d5\u641c\u5c0b\u5099\u4efd\u57fa\u790e\u8a2d\u65bd\u548c\u8cc7\u6599\u5eab\u5c01\u5b58\u6a94\u3002\u5982\u679c\u653b\u64ca\u8005\u7834\u58de\u4e86\u60a8\u7684\u4e3b\u8cc7\u6599\u5eab\uff0c\u540c\u6642\u522a\u9664\u6216\u52a0\u5bc6\u4e86\u60a8\u7684\u5099\u4efd\u5132\u5b58\u5eab\uff0c\u60a8\u7684\u7d44\u7e54\u5c07\u9762\u81e8\u707d\u96e3\u6027\u7684\u8cc7\u6599\u907a\u5931\u3002<\/p>\n<p>\u5c0d\u65bc\u8cc7\u6599\u5eab\u7ba1\u7406\u54e1 (DBA) \u548c DevOps \u5de5\u7a0b\u5e2b\u800c\u8a00\uff0c\u50b3\u7d71\u7684 3-2-1 \u5099\u4efd\u7b56\u7565\u5df2\u4e0d\u518d\u8db3\u5920\u3002\u70ba\u4e86\u78ba\u4fdd\u8cc7\u6599\u7684\u5b58\u6d3b\u80fd\u529b\uff0c\u57fa\u790e\u8a2d\u65bd\u5718\u968a\u5fc5\u9808\u63a1\u7528 3-2-1-1 \u898f\u5247\uff0c\u5176\u4e2d\u6700\u5f8c\u7684\u300c1\u300d\u4ee3\u8868<strong>\u4e0d\u53ef\u8b8a\u5132\u5b58 (Immutable Storage)<\/strong>\u3002<\/p>\n<p>\u672c\u6587\u5c07\u91dd\u5c0d\u8cc7\u6599\u5eab\u5c01\u5b58\u6a94\u7684\u4e0d\u53ef\u8b8a\u5132\u5b58\u67b6\u69cb\u3001\u5be6\u4f5c\u8207\u7ba1\u7406\u63d0\u4f9b\u5168\u9762\u4e14\u6df1\u5165\u7684\u6280\u8853\u63a2\u8a0e\uff0c\u4ee5\u78ba\u4fdd\u7d55\u5c0d\u7684\u52d2\u7d22\u8edf\u9ad4\u9632\u79a6\u80fd\u529b\u3002<\/p>\n<h2>\u4e0d\u53ef\u8b8a\u5132\u5b58\u7684\u6a5f\u5236<\/h2>\n<p>\u4e0d\u53ef\u8b8a\u5132\u5b58\u4f9d\u8cf4\u65bc\u300c\u4e00\u6b21\u5beb\u5165\uff0c\u591a\u6b21\u8b80\u53d6\u300d(WORM) \u67b6\u69cb\u3002\u4e00\u65e6\u8cc7\u6599\u5beb\u5165\u4e0d\u53ef\u8b8a\u76ee\u6a19\uff0c\u4efb\u4f55\u4f7f\u7528\u8005\uff08\u5305\u62ec\u64c1\u6709 root \u6b0a\u9650\u7684\u7ba1\u7406\u54e1\u6216\u88ab\u5165\u4fb5\u7684\u670d\u52d9\u5e33\u6236\uff09\u90fd\u7121\u6cd5\u4fee\u6539\u3001\u52a0\u5bc6\u6216\u522a\u9664\u8a72\u8cc7\u6599\uff0c\u76f4\u5230\u6578\u5b78\u5f37\u5236\u57f7\u884c\u7684\u6642\u9593\u9396\u5b9a\u5230\u671f\u70ba\u6b62\u3002<\/p>\n<h3>\u5408\u898f\u6a21\u5f0f (Compliance Mode) \u8207\u6cbb\u7406\u6a21\u5f0f (Governance Mode)<\/h3>\n<p>\u5728\u5be6\u4f5c\u4e0d\u53ef\u8b8a\u6027\u6642\uff0c\u7279\u5225\u662f\u5728 AWS S3\u3001Azure Blob \u6216\u652f\u63f4 S3 \u7684\u5730\u7aef SAN \u7b49\u96f2\u7aef\u7269\u4ef6\u5132\u5b58\u4e2d\uff0c\u60a8\u5fc5\u9808\u4e86\u89e3\u9019\u5169\u7a2e\u4fdd\u7559\u6a21\u5f0f\u7684\u5340\u5225\uff1a<\/p>\n<ul>\n<li><strong>\u6cbb\u7406\u6a21\u5f0f (Governance Mode)\uff1a<\/strong> \u9632\u6b62\u4e00\u822c\u4f7f\u7528\u8005\u522a\u9664\u6216\u8b8a\u66f4\u7269\u4ef6\u3002\u7136\u800c\uff0c\u64c1\u6709\u7279\u5b9a IAM \u6b0a\u9650\uff08\u4f8b\u5982 <code>s3:BypassGovernanceRetention<\/code>\uff09\u7684\u4f7f\u7528\u8005\u53ef\u4ee5\u8986\u84cb\u9396\u5b9a\u3002\u9019\u5c0d\u65bc\u6e2c\u8a66\u5f88\u6709\u7528\uff0c\u4f46<strong>\u4e0d\u8db3\u4ee5\u9632\u79a6\u52d2\u7d22\u8edf\u9ad4<\/strong>\uff0c\u56e0\u70ba\u653b\u64ca\u8005\u901a\u5e38\u6703\u5c07\u6b0a\u9650\u63d0\u5347\u81f3\u7db2\u57df\u7ba1\u7406\u54e1\u6216 root\u3002<\/li>\n<li><strong>\u5408\u898f\u6a21\u5f0f (Compliance Mode)\uff1a<\/strong> \u52d2\u7d22\u8edf\u9ad4\u9632\u79a6\u7684\u9ec3\u91d1\u6a19\u6e96\u3002\u4e00\u65e6\u7269\u4ef6\u5728\u5408\u898f\u6a21\u5f0f\u4e0b\u88ab\u9396\u5b9a\uff0c\u5176\u4fdd\u7559\u671f\u9650\u4fbf\u7121\u6cd5\u7e2e\u77ed\uff0c\u4e14<em>\u4efb\u4f55\u4eba<\/em>\uff08\u5305\u62ec AWS root \u5e33\u6236\uff09\u90fd\u7121\u6cd5\u522a\u9664\u8a72\u7269\u4ef6\u3002\u9396\u5b9a\u662f\u5728\u5132\u5b58\u53e2\u96c6\u5c64\u7d1a\u5f37\u5236\u57f7\u884c\u7684\u3002<\/li>\n<\/ul>\n<h2>\u5efa\u69cb\u4e0d\u53ef\u8b8a\u5099\u4efd\u7ba1\u7dda<\/h2>\n<p>\u7a69\u5065\u7684\u8cc7\u6599\u5eab\u5c01\u5b58\u67b6\u69cb\u6703\u5c07\u4e3b\u52d5\u8cc7\u6599\u5eab\u64cd\u4f5c\u8207\u4e0d\u53ef\u8b8a\u5c01\u5b58\u5c64\u5206\u958b\u3002\u60a8\u7121\u6cd5\u5c07\u4e0d\u53ef\u8b8a\u6027\u61c9\u7528\u65bc\u4e3b\u52d5\u8cc7\u6599\u5eab\u6a94\u6848\uff08\u4f8b\u5982 SQL Server \u4e2d\u7684 <code>.mdf<\/code>\/<code>.ldf<\/code> \u6216 PostgreSQL \u4e2d\u7684 <code>pg_data<\/code> \u76ee\u9304\uff09\uff0c\u56e0\u70ba\u8cc7\u6599\u5eab\u9700\u8981\u6301\u7e8c\u7684\u8b80\u5beb\u5b58\u53d6\u3002<\/p>\n<p>\u76f8\u53cd\u5730\uff0c\u4e0d\u53ef\u8b8a\u6027\u61c9\u61c9\u7528\u65bc\uff1a<br \/>\n1.  <strong>\u5b8c\u6574\u8207\u5dee\u7570\u5099\u4efd\u6a94\u6848\uff1a<\/strong> \u8cc7\u6599\u5eab\u7684\u57fa\u6e96\u5feb\u7167\u3002<br \/>\n2.  <strong>\u4ea4\u6613\u8a18\u9304 \/ WAL \u6a94\u6848\uff1a<\/strong> \u9032\u884c\u6642\u9593\u9ede\u9084\u539f (PITR) \u6240\u9700\u7684\u6301\u7e8c\u8cc7\u6599\u5eab\u8b8a\u66f4\u4e32\u6d41\u3002<\/p>\n<h3>\u4e0d\u53ef\u8b8a\u5132\u5b58\u76ee\u6a19<\/h3>\n<p>\u60a8\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u57fa\u790e\u8a2d\u65bd\u5c64\u7d1a\u5be6\u4f5c\u4e0d\u53ef\u8b8a\u5132\u5b58\uff1a<br \/>\n*   <strong>\u96f2\u7aef\u7269\u4ef6\u5132\u5b58\uff1a<\/strong> AWS S3 Object Lock\u3001Azure Blob Immutable Storage\u3001Google Cloud Storage Retention Policies\u3002<br \/>\n*   <strong>\u5730\u7aef\u7269\u4ef6\u5132\u5b58\uff1a<\/strong> \u652f\u63f4 S3 Object Lock API \u7684 MinIO\u3001Cloudian \u6216 Pure Storage FlashBlade\u3002<br \/>\n*   <strong>\u5340\u584a\/\u6a94\u6848\u5132\u5b58\uff1a<\/strong> \u5177\u6709\u552f\u8b80\u5feb\u7167\u8207\u59d4\u6d3e\u7ba1\u7406\u529f\u80fd\u7684 ZFS\uff0c\u6216 Linux \u6a94\u6848\u5c6c\u6027\u3002<\/p>\n<h2>\u5be6\u4f5c\u4e0d\u53ef\u8b8a\u5132\u5b58\uff1a\u6280\u8853\u6f14\u7df4<\/h2>\n<h3>1. \u96f2\u7aef\u7269\u4ef6\u5132\u5b58\uff1aAWS S3 Object Lock<\/h3>\n<p>\u82e5\u8981\u5728 AWS \u4e2d\u4fdd\u8b77\u8cc7\u6599\u5eab\u50be\u5370\u6a94\u8207\u4ea4\u6613\u8a18\u9304\uff0c\u60a8\u5fc5\u9808\u5728\u5efa\u7acb\u5132\u5b58\u8caf\u9ad4 (Bucket) \u6642\u555f\u7528 Object Lock\u3002<\/p>\n<p>\u9996\u5148\uff0c\u5efa\u7acb\u5df2\u555f\u7528 Object Lock \u7684\u5132\u5b58\u8caf\u9ad4\uff1a<\/p>\n<pre><code class=\"language-bash\">aws s3api create-bucket \n    --bucket prod-db-archive-immutable \n    --region us-east-1 \n    --object-lock-enabled-for-bucket\n<\/code><\/pre>\n<p>\u63a5\u8457\uff0c\u8a2d\u5b9a\u9810\u8a2d\u4fdd\u7559\u539f\u5247\u3002\u5c0d\u65bc\u8cc7\u6599\u5eab\u5c01\u5b58\u6a94\uff0c30 \u5929\u7684\u5408\u898f\u9396\u5b9a\u662f\u6a19\u6e96\u57fa\u6e96\uff0c\u78ba\u4fdd\u60a8\u64c1\u6709\u4e00\u500b\u6708\u4e0d\u53ef\u7ac4\u6539\u7684\u5099\u4efd\u3002<\/p>\n<pre><code class=\"language-bash\">aws s3api put-object-lock-configuration \n    --bucket prod-db-archive-immutable \n    --object-lock-configuration '{\n        &quot;ObjectLockEnabled&quot;: &quot;Enabled&quot;,\n        &quot;Rule&quot;: {\n            &quot;DefaultRetention&quot;: {\n                &quot;Mode&quot;: &quot;COMPLIANCE&quot;,\n                &quot;Days&quot;: 30\n            }\n        }\n    }'\n<\/code><\/pre>\n<p>\u7576\u60a8\u7684\u8cc7\u6599\u5eab\u5099\u4efd\u6307\u4ee4\u78bc\u6216\u4ee3\u7406\u7a0b\u5f0f\u5c07\u6a94\u6848\u63a8\u9001\u5230\u6b64\u5132\u5b58\u8caf\u9ad4\u6642\uff0cS3 \u6703\u6839\u64da\u7269\u4ef6\u5efa\u7acb\u6642\u9593\u6233\u8a18\u52a0\u4e0a 30 \u5929\uff0c\u81ea\u52d5\u8a08\u7b97 <code>Retain Until Date<\/code>\uff08\u4fdd\u7559\u81f3\u65e5\u671f\uff09\u3002<\/p>\n<h3>2. \u5730\u7aef\u4e0d\u53ef\u8b8a\u6027\uff1aZFS \u8207 Linux \u5c6c\u6027<\/h3>\n<p>\u5982\u679c\u60a8\u5c07\u8cc7\u6599\u5eab\u5c01\u5b58\u81f3\u5730\u7aef\u7684 Linux \u5099\u4efd\u4f3a\u670d\u5668\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>chattr<\/code> \u6307\u4ee4\u9054\u6210\u507d\u4e0d\u53ef\u8b8a\u6027\uff0c\u6216\u4f7f\u7528 ZFS \u5feb\u7167\u9054\u6210\u771f\u6b63\u7684\u4e0d\u53ef\u8b8a\u6027\u3002<\/p>\n<p><strong>\u4f7f\u7528 Linux <code>chattr<\/code>\uff1a<\/strong><br \/>\n<code>+i<\/code> (\u4e0d\u53ef\u8b8a) \u65d7\u6a19\u53ef\u9632\u6b62\u6a94\u6848\u88ab\u4fee\u6539\u3001\u522a\u9664\u6216\u91cd\u65b0\u547d\u540d\u3002<\/p>\n<pre><code class=\"language-bash\"># \u50be\u5370\u8cc7\u6599\u5eab\npg_dump -U postgres -Fc mydb &gt; \/backups\/mydb_$(date +%F).dump\n\n# \u4f7f\u5099\u4efd\u8b8a\u70ba\u4e0d\u53ef\u8b8a\nsudo chattr +i \/backups\/mydb_$(date +%F).dump\n\n# \u9a57\u8b49\u5c6c\u6027\nlsattr \/backups\/mydb_$(date +%F).dump\n# \u8f38\u51fa: ----i---------e------- \/backups\/mydb_2023-10-27.dump\n<\/code><\/pre>\n<p><em>\u6ce8\u610f\uff1a\u96d6\u7136 <code>chattr<\/code> \u53ef\u4ee5\u963b\u6b62\u57fa\u672c\u7684\u52d2\u7d22\u8edf\u9ad4\u6307\u4ee4\u78bc\uff0c\u4f46\u64c1\u6709 root \u6b0a\u9650\u7684\u9032\u968e\u653b\u64ca\u8005\u53ea\u9700\u57f7\u884c <code>chattr -i<\/code> \u5373\u53ef\u3002\u56e0\u6b64\uff0c\u9019\u5fc5\u9808\u7d50\u5408\u56b4\u683c\u7684 RBAC \u8207\u9694\u96e2\u7684\u5099\u4efd\u7db2\u8def\u4f7f\u7528\u3002<\/em><\/p>\n<p><strong>\u4f7f\u7528 ZFS \u5feb\u7167\uff1a<\/strong><br \/>\nZFS \u63d0\u4f9b\u4e86\u66f4\u5f37\u5927\u7684\u9632\u79a6\u3002\u900f\u904e\u5efa\u7acb\u5feb\u7167\u4e26\u5c0d\u5176\u9032\u884c\u300c\u4fdd\u7559 (hold)\u300d\uff0c\u60a8\u53ef\u4ee5\u9632\u6b62\u5feb\u7167\u88ab\u92b7\u6bc0\u3002<\/p>\n<pre><code class=\"language-bash\"># \u70ba\u5099\u4efd\u8cc7\u6599\u96c6\u5efa\u7acb\u5feb\u7167\nzfs snapshot tank\/db_backups@archive_$(date +%F)\n\n# \u5c0d\u5feb\u7167\u9032\u884c\u4fdd\u7559\u4ee5\u9632\u6b62\u522a\u9664\nzfs hold keep_30_days tank\/db_backups@archive_$(date +%F)\n\n# \u5373\u4f7f\u662f root \u4e5f\u7121\u6cd5\u5728\u4e0d\u89e3\u9664\u4fdd\u7559\u7684\u60c5\u6cc1\u4e0b\u92b7\u6bc0\u6b64\u5feb\u7167\nzfs destroy tank\/db_backups@archive_$(date +%F)\n# \u8f38\u51fa: cannot destroy 'tank\/db_backups@archive_...': dataset is busy\n<\/code><\/pre>\n<h2>\u8cc7\u6599\u5eab\u5c08\u5c6c\u7684\u5c01\u5b58\u7b56\u7565<\/h2>\n<p>\u70ba\u4e86\u9054\u6210\u6642\u9593\u9ede\u9084\u539f (PITR)\uff0c\u60a8\u5fc5\u9808\u6301\u7e8c\u5c07\u4ea4\u6613\u8a18\u9304\u5c01\u5b58\u81f3\u60a8\u7684\u4e0d\u53ef\u8b8a\u5132\u5b58\u7a7a\u9593\u3002<\/p>\n<h3>\u4f7f\u7528 pgBackRest \u9032\u884c PostgreSQL WAL \u5c01\u5b58<\/h3>\n<p><code>pgBackRest<\/code> \u662f\u4e00\u6b3e\u9ad8\u5ea6\u53ef\u9760\u7684 PostgreSQL \u5099\u4efd\u5de5\u5177\uff0c\u539f\u751f\u652f\u63f4 S3 \u76f8\u5bb9\u5132\u5b58\u3002\u70ba\u4e86\u4fdd\u8b77\u60a8\u7684\u9810\u5beb\u8a18\u9304 (WAL)\uff0c\u8acb\u5c07 <code>pgBackRest<\/code> \u8a2d\u5b9a\u70ba\u76f4\u63a5\u63a8\u9001\u5230\u60a8\u7684\u4e0d\u53ef\u8b8a S3 \u5132\u5b58\u8caf\u9ad4\u3002<\/p>\n<p>\u5728\u60a8\u7684 <code>pgbackrest.conf<\/code> \u4e2d\uff1a<\/p>\n<pre><code class=\"language-ini\">[global]\nrepo1-type=s3\nrepo1-s3-bucket=prod-db-archive-immutable\nrepo1-s3-region=us-east-1\nrepo1-s3-endpoint=s3.amazonaws.com\nrepo1-s3-key=AKIAIOSFODNN7EXAMPLE\nrepo1-s3-key-secret=wJalrXUtnFEMI\/K7MDENG\/bPxRfiCYEXAMPLEKEY\n\n# \u78ba\u4fdd\u4fdd\u7559\u671f\u9650\u8207\u60a8\u7684 S3 Object Lock \u8a2d\u5b9a\u4e00\u81f4\nrepo1-retention-full=2\nrepo1-retention-archive=2\n\n[prod_cluster]\npg1-path=\/var\/lib\/postgresql\/14\/main\n<\/code><\/pre>\n<p><em>\u95dc\u9375\u8003\u91cf\uff1a<\/em> \u5982\u679c\u60a8\u7684 S3 \u5132\u5b58\u8caf\u9ad4\u5f37\u5236\u57f7\u884c 30 \u5929\u7684\u5408\u898f\u9396\u5b9a\uff0c\u4f46 <code>pgBackRest<\/code> \u6839\u64da <code>repo1-retention-archive<\/code> \u5617\u8a66\u5728 14 \u5929\u5f8c\u904e\u671f\u4e26\u522a\u9664 WAL \u6a94\u6848\uff0c\u522a\u9664 API \u547c\u53eb\u5c07\u6703\u5931\u6557\u3002\u60a8\u5fc5\u9808\u78ba\u4fdd\u5099\u4efd\u8edf\u9ad4\u7684\u4fdd\u7559\u539f\u5247\u5927\u65bc\u6216\u7b49\u65bc\u5132\u5b58\u5c64\u7d1a\u7684\u4e0d\u53ef\u8b8a\u9396\u5b9a\u3002<\/p>\n<h3>Microsoft SQL Server\uff1a\u5099\u4efd\u81f3 URL<\/h3>\n<p>SQL Server \u652f\u63f4\u76f4\u63a5\u5099\u4efd\u81f3 S3 \u76f8\u5bb9\u7684\u7269\u4ef6\u5132\u5b58\u3002\u60a8\u53ef\u4ee5\u8a2d\u5b9a SQL Server Agent \u5de5\u4f5c\uff0c\u5c07 <code>.bak<\/code> \u548c <code>.trn<\/code> \u6a94\u6848\u76f4\u63a5\u5beb\u5165\u4e0d\u53ef\u8b8a\u5132\u5b58\u8caf\u9ad4\u3002<\/p>\n<pre><code class=\"language-sql\">CREATE CREDENTIAL [s3:\/\/prod-db-archive-immutable.s3.us-east-1.amazonaws.com]\nWITH IDENTITY = 'S3 Access Key',\nSECRET = 'AccessKeyID:SecretAccessKey';\nGO\n\nBACKUP DATABASE [ProductionDB]\nTO URL = 's3:\/\/prod-db-archive-immutable.s3.us-east-1.amazonaws.com\/ProductionDB_Full.bak'\nWITH FORMAT, COMPRESSION, STATS = 10;\nGO\n<\/code><\/pre>\n<h2>\u4f7f\u7528 CloudSave \u9032\u884c\u81ea\u52d5\u5316\u8207\u7de8\u6392<\/h2>\n<p>\u900f\u904e\u81ea\u8a02\u6307\u4ee4\u78bc\u4f86\u7ba1\u7406\u4e0d\u53ef\u8b8a\u4fdd\u7559\u65d7\u6a19\u3001\u8f2a\u66ff\u5b58\u53d6\u91d1\u9470\uff0c\u4e26\u78ba\u4fdd\u8cc7\u6599\u5eab\u4fdd\u7559\u539f\u5247\u8207\u5132\u5b58\u9396\u5b9a\u4e4b\u9593\u7684\u540c\u6b65\uff0c\u6975\u6613\u51fa\u932f\u3002Cron \u5de5\u4f5c\u6216 API \u547c\u53eb\u4e2d\u7684\u55ae\u4e00\u932f\u8aa4\u8a2d\u5b9a\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u60a8\u7684\u5c01\u5b58\u6a94\u66b4\u9732\uff0c\u6216\u56e0\u5b64\u7acb\u7684\u9396\u5b9a\u7269\u4ef6\u800c\u5c0e\u81f4\u96f2\u7aef\u5132\u5b58\u6210\u672c\u98c6\u5347\u3002<\/p>\n<p>\u50cf CloudSave \u9019\u6a23\u7684\u4f01\u696d\u7d1a\u5099\u4efd\u5e73\u53f0\u7c21\u5316\u4e86\u6b64\u67b6\u69cb\u3002CloudSave \u539f\u751f\u6574\u5408\u4e86 AWS S3 Object Lock\u3001Azure Blob Immutable Storage \u4ee5\u53ca\u5730\u7aef S3 \u76f8\u5bb9 API\u3002<\/p>\n<p>\u5728 CloudSave \u4e2d\u8a2d\u5b9a\u8cc7\u6599\u5eab\u5099\u4efd\u8a08\u756b\u6642\uff1a<br \/>\n1. \u8a72\u5e73\u53f0\u6703\u81ea\u52d5\u8655\u7406 SQL Server \u7684 VSS (\u78c1\u789f\u5340\u9670\u5f71\u8907\u88fd\u670d\u52d9) \u975c\u6b62\uff0c\u6216 PostgreSQL \u7684 <code>pg_start_backup()<\/code> API\u3002<br \/>\n2. \u5b83\u6703\u5c07\u53bb\u91cd\u8907\u3001\u52a0\u5bc6\u5f8c\u7684\u5099\u4efd\u8cc7\u6599\u76f4\u63a5\u4e32\u6d41\u50b3\u8f38\u81f3\u5132\u5b58\u76ee\u6a19\u3002<br \/>\n3. CloudSave \u6703\u52d5\u614b\u5730\u4ee5\u6bcf\u500b\u7269\u4ef6\u70ba\u57fa\u790e\u5957\u7528 WORM API \u547c\u53eb (\u4f8b\u5982 <code>PutObjectRetention<\/code>)\uff0c\u5c07\u5132\u5b58\u9396\u5b9a\u6301\u7e8c\u6642\u9593\u8207\u539f\u5247\u5b9a\u7fa9\u7684\u4fdd\u7559\u6392\u7a0b\u5b8c\u7f8e\u5c0d\u9f4a\u3002<br \/>\n4. \u5982\u679c\u653b\u64ca\u8005\u7834\u58de\u4e86 CloudSave \u7ba1\u7406\u4e3b\u63a7\u53f0\uff0c\u4ed6\u5011\u4ecd\u7136\u7121\u6cd5\u522a\u9664\u5099\u4efd\uff0c\u56e0\u70ba\u5408\u898f\u9396\u5b9a\u662f\u7531\u5e95\u5c64\u5132\u5b58\u57fa\u790e\u8a2d\u65bd\u5f37\u5236\u57f7\u884c\u7684\uff0c\u800c\u975e\u5099\u4efd\u8edf\u9ad4\u3002<\/p>\n<h2>\u4e0d\u53ef\u8b8a\u8cc7\u6599\u5eab\u5c01\u5b58\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u70ba\u4e86\u78ba\u4fdd\u60a8\u7684\u4e0d\u53ef\u8b8a\u67b6\u69cb\u771f\u6b63\u5177\u6709\u97cc\u6027\uff0c\u8acb\u9075\u5faa\u4ee5\u4e0b\u7cfb\u7d71\u5de5\u7a0b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<h3>1. \u56b4\u683c\u7684 NTP \u540c\u6b65<\/h3>\n<p>\u4e0d\u53ef\u8b8a\u9396\u5b9a\u5728\u6578\u5b78\u4e0a\u8207\u6642\u9593\u6233\u8a18\u7d81\u5b9a\u3002\u5982\u679c\u60a8\u7684\u5132\u5b58\u9663\u5217\u6216\u5099\u4efd\u4f3a\u670d\u5668\u4e0a\u7684 NTP (\u7db2\u8def\u6642\u9593\u5354\u5b9a) \u670d\u52d9\u88ab\u7834\u58de\u6216\u767c\u751f\u504f\u79fb\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u9396\u5b9a\u904e\u65e9\u904e\u671f\u6216\u6c38\u9060\u4e0d\u904e\u671f\u3002\u8acb\u78ba\u4fdd\u60a8\u7684\u5132\u5b58\u57fa\u790e\u8a2d\u65bd\u4f7f\u7528\u7d93\u904e\u9a57\u8b49\u7684\u5197\u9918 NTP \u4f86\u6e90\u3002<\/p>\n<h3>2. \u9694\u96e2 IAM \u89d2\u8272\u8207\u6191\u8b49<\/h3>\n<p>\u7528\u65bc\u5beb\u5165\u4e0d\u53ef\u8b8a\u5132\u5b58\u8caf\u9ad4\u7684\u6191\u8b49\u5fc5\u9808\u50c5\u64c1\u6709 <code>s3:PutObject<\/code> \u548c <code>s3:PutObjectRetention<\/code> \u6b0a\u9650\u3002\u5b83\u5011<strong>\u7d55\u4e0d<\/strong>\u61c9\u64c1\u6709 <code>s3:DeleteObject<\/code> \u6216 <code>s3:PutBucketObjectLockConfiguration<\/code> \u6b0a\u9650\u3002<\/p>\n<p>\u8cc7\u6599\u5eab\u5099\u4efd\u4ee3\u7406\u7a0b\u5f0f\u7684\u6700\u5c0f\u6b0a\u9650 IAM \u539f\u5247\u7bc4\u4f8b\uff1a<\/p>\n<pre><code class=\"language-json\">{\n    &quot;Version&quot;: &quot;2012-10-17&quot;,\n    &quot;Statement&quot;: [\n        {\n            &quot;Effect&quot;: &quot;Allow&quot;,\n            &quot;Action&quot;: [\n                &quot;s3:PutObject&quot;,\n                &quot;s3:GetBucketObjectLockConfiguration&quot;\n            ],\n            &quot;Resource&quot;: [\n                &quot;arn:aws:s3:::prod-db-archive-immutable&quot;,\n                &quot;arn:aws:s3:::prod-db-archive-immutable\/*&quot;\n            ]\n        }\n    ]\n}\n<\/code><\/pre>\n<h3>3. \u8a2d\u5b9a\u4fdd\u7559\u671f\u9650<\/h3>\n<p>\u8acb\u52ff\u5728\u60a8\u7684\u4e3b\u8981\u5feb\u901f\u5fa9\u539f\u5c64\u4e0a\u8a2d\u5b9a\u904e\u9577\u7684\u5408\u898f\u9396\u5b9a\uff08\u4f8b\u5982 7 \u5e74\u7684\u5408\u898f\u6027\uff09\u3002\u8cc7\u6599\u5eab\u6703\u7522\u751f\u5927\u91cf\u7684 WAL\/\u4ea4\u6613\u8a18\u9304\u8cc7\u6599\u3002\u5c07\u9019\u4e9b\u8cc7\u6599\u9396\u5b9a\u6578\u5e74\u5c07\u5c0e\u81f4\u5132\u5b58\u6210\u672c\u5448\u6307\u6578\u7d1a\u6210\u9577\u3002<br \/>\n\u8acb\u6539\u7528\u5206\u5c64\u65b9\u6cd5\uff1a<br \/>\n*   <strong>\u71df\u904b\u5fa9\u539f\u5c64\uff1a<\/strong> \u91dd\u5c0d\u5b8c\u6574\u5099\u4efd\u8207\u8a18\u9304\u6a94\u9032\u884c 14 \u5230 30 \u5929\u7684\u4e0d\u53ef\u8b8a\u4fdd\u7559\u3002<br \/>\n*   <strong>\u9577\u671f\u5c01\u5b58\u5c64\uff1a<\/strong> \u5c07\u6bcf\u6708\u5b8c\u6574\u5099\u4efd\u79fb\u81f3 Glacier\/Deep Archive\uff0c\u4e26\u4f7f\u7528 Vault Lock \u9396\u5b9a 1-7 \u5e74\u3002<\/p>\n<h3>4. \u5728\u6c23\u9699 (Air-Gapped) VPC \u4e2d\u9032\u884c\u5b9a\u671f\u5fa9\u539f\u6e2c\u8a66<\/h3>\n<p>\u4e0d\u53ef\u8b8a\u6027\u4fdd\u8b49\u4e86\u8cc7\u6599\u4e0d\u6703\u88ab\u522a\u9664\uff0c\u4f46\u4e0d\u80fd\u4fdd\u8b49\u8cc7\u6599\u6c92\u6709\u908f\u8f2f\u640d\u58de\u3002\u60a8\u5fc5\u9808\u81ea\u52d5\u5c07\u4e0d\u53ef\u8b8a\u8cc7\u6599\u5eab\u5c01\u5b58\u6a94\u9084\u539f\u81f3\u9694\u96e2\u7684\u6c23\u9699 VPC \u6216 VLAN \u4e2d\u3002\u5728\u9084\u539f\u7684\u8cc7\u6599\u4e0a\u57f7\u884c <code>DBCC CHECKDB<\/code> (SQL Server) \u6216 <code>pg_amcheck<\/code> (PostgreSQL) \u4ee5\u9a57\u8b49\u7d50\u69cb\u5b8c\u6574\u6027\u3002<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u52d2\u7d22\u8edf\u9ad4\u9632\u79a6\u662f\u4e00\u7a2e\u300c\u5047\u8a2d\u5df2\u906d\u5165\u4fb5\u300d\u7684\u7df4\u7fd2\u3002\u7576\u60a8\u7684 SIEM \u767c\u51fa\u8b66\u5831\u6642\uff0c\u5a01\u8105\u884c\u70ba\u8005\u5f88\u53ef\u80fd\u5df2\u7d93\u5617\u8a66\u7834\u58de\u60a8\u7684\u5099\u4efd\u57fa\u790e\u8a2d\u65bd\u3002\u900f\u904e\u5728\u5408\u898f\u6a21\u5f0f\u4e0b\u4f7f\u7528\u4e0d\u53ef\u8b8a\u5132\u5b58\u4f86\u5efa\u69cb\u60a8\u7684\u8cc7\u6599\u5eab\u5c01\u5b58\u6a94\uff0c\u60a8\u53ef\u4ee5\u525d\u596a\u653b\u64ca\u8005\u7684\u4e3b\u8981\u7c4c\u78bc\u3002\u7121\u8ad6\u60a8\u662f\u5229\u7528\u539f\u751f\u96f2\u7aef API\u3001ZFS \u4fdd\u7559\u6a5f\u5236\uff0c\u9084\u662f\u50cf CloudSave \u9019\u6a23\u7684\u4f01\u696d\u7de8\u6392\u5e73\u53f0\uff0c\u5be6\u4f5c WORM \u5132\u5b58\u5df2\u4e0d\u518d\u662f\u9078\u9805\uff0c\u800c\u662f\u73fe\u4ee3\u8cc7\u6599\u5eab\u7ba1\u7406\u8207\u707d\u96e3\u5fa9\u539f\u7684\u5fc5\u8981\u652f\u67f1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>** Learn how to protect enterprise database archives from ransomware using immutable storage. Discover technical implementation steps for AWS S3 Object Lock, ZFS, PostgreSQL, and SQL Server.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Immutable Database Storage to Defeat Ransomware","rank_math_description":"** Learn how to protect enterprise database archives from ransomware using immutable storage. 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