{"id":33495,"date":"2026-10-09T10:00:00","date_gmt":"2026-10-09T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=33495"},"modified":"2026-10-09T12:12:19","modified_gmt":"2026-10-09T04:12:19","slug":"server-luks-deployment","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/server-luks-deployment\/","title":{"rendered":"\u670d\u52a1\u5668\u78c1\u76d8\u9759\u6001\u52a0\u5bc6\u65b9\u6848\uff1aLUKS \u90e8\u7f72\u4e0e\u5bc6\u94a5\u6258\u7ba1\u5b9e\u8df5"},"content":{"rendered":"<p>\u670d\u52a1\u5668\u786c\u76d8\u9000\u5f79\u9001\u4fee\u3001\u6574\u673a\u88ab\u9000\u79df\u8f6c\u5356\uff0c\u751a\u81f3\u673a\u623f\u91cc\u7684\u7269\u7406\u76d8\u88ab\u76f4\u63a5\u62d4\u8d70\u2014\u2014\u8fd9\u4e9b\u573a\u666f\u4e0b\uff0c\u6587\u4ef6\u6743\u9650\u548c\u767b\u5f55\u5bc6\u7801\u90fd\u5e2e\u4e0d\u4e86\u4f60\uff1a\u5bf9\u65b9\u62ff\u5230\u7684\u662f\u6574\u5757\u88f8\u76d8\uff0c<code>dd<\/code> \u4e00\u6761\u547d\u4ee4\u5c31\u80fd\u8bfb\u51fa\u5168\u90e8\u5386\u53f2\u6570\u636e\u3002\u8981\u89e3\u51b3&#8221;\u76d8\u4e22\u4e86\u6570\u636e\u4e5f\u8ddf\u7740\u4e22&#8221;\u7684\u95ee\u9898\uff0c\u6700\u6709\u6548\u7684\u624b\u6bb5\u5c31\u662f\u78c1\u76d8\u9759\u6001\u52a0\u5bc6\uff08data at rest encryption\uff09\u3002\u672c\u6587\u6559\u4f60\u5982\u4f55\u7528 Linux \u6807\u51c6\u65b9\u6848 LUKS\uff08Linux \u7edf\u4e00\u5bc6\u94a5\u8bbe\u7f6e\uff0c\u4e00\u79cd\u78c1\u76d8\u7ea7\u52a0\u5bc6\u89c4\u8303\uff09\u4e3a\u6570\u636e\u76d8\u90e8\u7f72\u9759\u6001\u52a0\u5bc6\uff0c\u5e76\u7ed9\u51fa\u4e00\u5957\u53ef\u843d\u5730\u7684\u5bc6\u94a5\u6258\u7ba1\u4e0e\u707e\u5907\u505a\u6cd5\uff0c\u628a&#8221;\u7269\u7406\u4ecb\u8d28\u5931\u63a7&#8221;\u4ece\u707e\u96be\u964d\u7ea7\u4e3a\u4e00\u6b21\u666e\u901a\u7684\u6362\u76d8\u64cd\u4f5c\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/server-luks-deployment-cover.webp\" alt=\"LUKS \u78c1\u76d8\u52a0\u5bc6\u5c01\u9762\u914d\u56fe\uff1a\u670d\u52a1\u5668\u673a\u67b6\u4e2d\u7684\u4e00\u5757\u786c\u76d8\u88ab\u76fe\u724c\u4e0e\u94a5\u5319\u7ed3\u6784\u4fdd\u62a4\" loading=\"lazy\" \/><\/p>\n<p>\u90a3\u4e3a\u4ec0\u4e48\u8981\u7ed9\u786c\u76d8\u52a0\u5bc6\uff1f\u56e0\u4e3a\u786c\u76d8\u9000\u5f79\u524d\u60f3\u5f7b\u5e95\u6e05\u6389\u6570\u636e\uff0c\u8981\u4e48\u7528 <code>shred<\/code> \u53cd\u590d\u8986\u5199\u6574\u4e2a\u5206\u533a\uff0c\u8981\u4e48\u7528\u5382\u5546\u5b89\u5168\u64e6\u9664\u547d\u4ee4\uff0c\u8981\u4e48\u76f4\u63a5\u7269\u7406\u9500\u6bc1\u2014\u2014\u524d\u4e24\u79cd\u90fd\u5b58\u5728\u6b8b\u7559\u98ce\u9669\uff0c\u7269\u7406\u9500\u6bc1\u5219\u610f\u5473\u7740\u786c\u4ef6\u6295\u8d44\u5f52\u96f6\uff0c\u4e14\u90fd\u65e0\u6cd5\u8986\u76d6\u76d8\u5728\u670d\u5f79\u671f\u95f4\u7684\u6cc4\u9732\u98ce\u9669\u3002\u800c\u9759\u6001\u52a0\u5bc6\u4ece\u5199\u5165\u7b2c\u4e00\u4e2a\u5b57\u8282\u8d77\u5c31\u628a\u6570\u636e\u53d8\u6210\u5bc6\u6587\uff0c\u9000\u5f79\u65f6\u9500\u6bc1\u5bc6\u94a5\u5373\u53ef\u8ba9\u6570\u636e\u6c38\u4e45\u65e0\u6cd5\u6062\u590d\u3002<\/p>\n<h2>\u4e3a\u4ec0\u4e48\u9759\u6001\u52a0\u5bc6\u662f\u9000\u5f79\u786c\u76d8\u7684\u6700\u540e\u9632\u7ebf<\/h2>\n<p>\u5f88\u591a\u4eba\u4ee5\u4e3a\u5220\u6389\u6587\u4ef6\u3001\u683c\u5f0f\u5316\u4e00\u904d\u5c31\u5b89\u5168\u4e86\uff0c\u5b9e\u9645\u8fdc\u975e\u5982\u6b64\uff1a\u666e\u901a\u5220\u9664\u53ea\u662f\u628a\u6587\u4ef6\u7cfb\u7edf\u91cc\u7684\u7d22\u5f15\u6807\u8bb0\u4e3a\u7a7a\u95f2\uff0c\u539f\u59cb\u6570\u636e\u5757\u4ecd\u7136\u539f\u5c01\u4e0d\u52a8\u8eba\u5728\u76d8\u4e0a\u3002\u5bf9\u6301\u6709\u7528\u6237\u6570\u636e\u7684\u670d\u52a1\u5668\u6765\u8bf4\uff0c\u4e00\u5757\u672a\u52a0\u5bc6\u7684\u9000\u5f79\u76d8\u5c31\u662f\u4e00\u6b21\u6f5c\u5728\u7684\u6570\u636e\u6cc4\u9732\u4e8b\u6545\u3002<\/p>\n<p>LUKS \u7684\u89e3\u51b3\u65b9\u5f0f\u662f\u5728\u78c1\u76d8\u5206\u533a\u5c42\u9762\u52a0\u4e00\u5c42\u900f\u660e\u52a0\u5bc6\uff1a\u5199\u5165\u65f6\u81ea\u52a8\u52a0\u5bc6\u3001\u8bfb\u53d6\u65f6\u81ea\u52a8\u89e3\u5bc6\uff0c\u5e94\u7528\u5c42\u5b8c\u5168\u65e0\u611f\u77e5\u3002\u5b83\u6709\u4e24\u4e2a\u5173\u952e\u7279\u6027\uff1a\u5176\u4e00\u662f&#8221;\u79bb\u7ebf\u5b89\u5168&#8221;\u2014\u2014\u53ea\u8981\u673a\u5668\u5173\u673a\u3001\u5bc6\u94a5\u4e0d\u5728\u76d8\u4e0a\uff0c\u62ff\u5230\u88f8\u76d8\u7684\u4eba\u9762\u5bf9\u7684\u662f\u9ad8\u5f3a\u5ea6\u5bc6\u6587\uff1b\u5176\u4e8c\u662f\u4e0d\u5f71\u54cd\u8fd0\u884c\u4e2d\u7684\u8bbf\u95ee\u63a7\u5236\u2014\u2014\u52a0\u5bc6\u4e0e\u6587\u4ef6\u6743\u9650\u662f\u4e24\u5c42\u72ec\u7acb\u9632\u7ebf\uff0c\u524d\u8005\u9632\u7269\u7406\u63a5\u89e6\uff0c\u540e\u8005\u9632\u8d8a\u6743\u767b\u5f55\uff0c\u4e92\u8865\u800c\u975e\u66ff\u4ee3\u3002<\/p>\n<p>\u9700\u8981\u63d0\u524d\u8bf4\u660e\u8fb9\u754c\uff1aLUKS \u9632\u7684\u662f&#8221;\u76d8\u88ab\u62ff\u8d70&#8221;\u8fd9\u7c7b\u79bb\u7ebf\u653b\u51fb\u3002\u5982\u679c\u653b\u51fb\u8005\u5df2\u7ecf\u62ff\u5230\u6b63\u5728\u8fd0\u884c\u7cfb\u7edf\u7684 root \u6743\u9650\uff0c\u9759\u6001\u52a0\u5bc6\u5e2e\u4e0d\u4e86\u4f60\uff0c\u6240\u4ee5\u5b83\u901a\u5e38\u4e0e SSH\uff08\u5b89\u5168\u5916\u58f3\u534f\u8bae\uff09\u52a0\u56fa\u3001\u9632\u706b\u5899\u89c4\u5219\u914d\u5408\u4f7f\u7528\uff0c\u6784\u6210\u5b8c\u6574\u7684\u670d\u52a1\u5668\u9632\u62a4\u4f53\u7cfb\u3002\u767b\u5f55\u5c42\u600e\u4e48\u6536\u7d27\uff0c\u53ef\u4ee5\u53c2\u8003<a href=\"https:\/\/cn.hostease.com\/blog\/vps\/vps-ssh-security-and-firewall-hardening-guide\/\">SSH \u5b89\u5168\u4e0e\u9632\u706b\u5899\u52a0\u56fa\u6307\u5357<\/a>\uff1b<a href=\"https:\/\/cn.hostease.com\/blog\/guides\/container-security-hardening\/\">\u5bb9\u5668\u73af\u5883\u5b89\u5168\u52a0\u56fa<\/a>\u4e00\u6587\u91cc\u7684\u6700\u5c0f\u6743\u9650\u601d\u8def\u540c\u6837\u9002\u7528\u4e8e\u52a0\u5bc6\u4e3b\u673a\u7684\u65e5\u5e38\u7ba1\u7406\u3002<\/p>\n<h2>\u90e8\u7f72\u524d\u7684\u51c6\u5907\u4e0e\u5206\u533a\u89c4\u5212<\/h2>\n<p>\u52a8\u624b\u524d\u5148\u505a\u4e09\u4ef6\u4e8b\u3002\u7b2c\u4e00\uff0c\u786e\u8ba4\u5185\u6838\u652f\u6301\uff1a\u4e3b\u6d41\u53d1\u884c\u7248\u90fd\u5185\u7f6e <code>dm-crypt<\/code>\uff08\u8bbe\u5907\u6620\u5c04\u52a0\u5bc6\u6846\u67b6\uff09\uff0cCentOS\/AlmaLinux \u6267\u884c <code>yum install -y cryptsetup<\/code>\uff0cUbuntu\/Debian \u6267\u884c <code>apt install -y cryptsetup<\/code>\u3002\u7b2c\u4e8c\uff0c\u5907\u4efd\u6570\u636e\uff1a<code>cryptsetup luksFormat<\/code> \u4f1a\u91cd\u5199\u5206\u533a\u5934\uff0c\u76ee\u6807\u5206\u533a\u4e0a\u539f\u6709\u6570\u636e\u5168\u90e8\u4e0d\u53ef\u6062\u590d\uff0c\u6ca1\u6709\u64a4\u9500\u952e\u3002\u7b2c\u4e09\uff0c\u89c4\u5212\u52a0\u5bc6\u8303\u56f4\uff1a\u751f\u4ea7\u73af\u5883\u63a8\u8350\u53ea\u52a0\u5bc6\u6570\u636e\u76d8\uff08\u5982\u6302\u8f7d\u5728 <code>\/data<\/code> \u7684\u72ec\u7acb\u76d8\uff09\uff0c\u7cfb\u7edf\u76d8\u52a0\u5bc6\u9700\u8981\u6539\u9020\u5f15\u5bfc\u6d41\u7a0b\uff0c\u590d\u6742\u5ea6\u663e\u8457\u66f4\u9ad8\u3002\u53e6\u5916\u52a0\u5bc6\u4f1a\u5e26\u6765\u7ea6 1% \u7684\u5bb9\u91cf\u5f00\u9500\u548c\u8f7b\u5fae\u8bfb\u5199\u5ef6\u8fdf\uff0c\u5206\u533a\u65f6\u8bb0\u5f97\u9884\u7559\u4f59\u91cf\u3002\u4e0b\u9762\u6240\u6709\u547d\u4ee4\u90fd\u4ee5 <code>\/dev\/sdb1<\/code> \u8fd9\u4e2a\u6570\u636e\u5206\u533a\u4e3a\u4f8b\uff0c\u66ff\u6362\u6210\u4f60\u81ea\u5df1\u7684\u8bbe\u5907\u540d\u5373\u53ef\u3002\u5206\u533a\u7684\u5b8c\u6574\u6d41\u7a0b\u662f\uff1a\u5148 <code>luksFormat<\/code> \u521d\u59cb\u5316\u52a0\u5bc6\u5934\uff0c\u518d\u6253\u5f00\u6620\u5c04\u8bbe\u5907\uff0c\u6700\u540e\u5728\u6620\u5c04\u51fa\u7684\u660e\u6587\u8bbe\u5907\u4e0a\u5efa\u6587\u4ef6\u7cfb\u7edf\uff1a<\/p>\n<pre><code class=\"language-bash\">cryptsetup luksFormat --type luks2 \/dev\/sdb1\ncryptsetup open \/dev\/sdb1 data_vault\nmkfs.ext4 \/dev\/mapper\/data_vault\n<\/code><\/pre>\n<p><code>luks2<\/code> \u662f\u5f53\u524d\u63a8\u8350\u7684\u683c\u5f0f\u7248\u672c\uff0c\u76f8\u6bd4\u65e7\u7248 luks1 \u652f\u6301\u66f4\u5f3a\u7684\u5bc6\u94a5\u6d3e\u751f\u53c2\u6570\uff08Argon2id \u7b97\u6cd5\uff09\u548c\u66f4\u5927\u7684\u5934\u90e8\uff0c\u65b0\u90e8\u7f72\u4e0d\u8981\u518d\u9009 luks1\u3002<code>data_vault<\/code> \u662f\u6620\u5c04\u540d\uff0c\u53ef\u4ee5\u81ea\u5b9a\u4e49\uff0c\u4e4b\u540e\u6240\u6709\u64cd\u4f5c\u90fd\u901a\u8fc7 <code>\/dev\/mapper\/data_vault<\/code> \u8fd9\u4e2a\u660e\u6587\u8bbe\u5907\u8fdb\u884c\uff0c\u6302\u8f7d\u4f7f\u7528\u548c\u666e\u901a\u5206\u533a\u4e00\u6837\u3002\u8981\u9a8c\u8bc1\u52a0\u5bc6\u751f\u6548\uff0c\u6267\u884c <code>cryptsetup luksDump \/dev\/sdb1<\/code>\uff0c\u8f93\u51fa\u91cc\u7684\u7248\u672c\u53f7\u3001\u52a0\u5bc6\u7b97\u6cd5\u548c\u5bc6\u94a5\u69fd\u4fe1\u606f\u5c31\u662f\u5206\u533a\u5934\u7684&#8221;\u8eab\u4efd\u8bc1&#8221;\uff1b\u6570\u636e\u5199\u5165\u540e\u5173\u673a\u65ad\u7535\uff0c\u4ece\u53e6\u4e00\u53f0\u673a\u5668\u8bfb\u539f\u59cb\u5206\u533a\uff0c\u770b\u5230\u7684\u5e94\u8be5\u662f\u65e0\u89c4\u5f8b\u7684\u5bc6\u6587\u800c\u975e\u6587\u4ef6\u7cfb\u7edf\u7ed3\u6784\u3002<\/p>\n<h2>\u5f00\u673a\u81ea\u52a8\u89e3\u9501\uff1a\u5bc6\u94a5\u6587\u4ef6\u4e0e crypttab<\/h2>\n<p>\u624b\u52a8 <code>cryptsetup open<\/code> \u9002\u5408\u6d4b\u8bd5\u673a\uff0c\u751f\u4ea7\u670d\u52a1\u5668\u91cd\u542f\u540e\u8981\u80fd\u81ea\u52a8\u6062\u590d\u6302\u8f7d\uff0c\u5426\u5219\u4e00\u6b21\u65ad\u7535\u5c31\u662f\u4e00\u6b21\u6545\u969c\u3002\u81ea\u52a8\u89e3\u9501\u7684\u539f\u7406\u662f\u628a\u4e00\u4e2a\u5bc6\u94a5\u6587\u4ef6\u8ffd\u52a0\u8fdb LUKS \u7684\u7a7a\u95f2\u5bc6\u94a5\u69fd\uff0c\u7cfb\u7edf\u542f\u52a8\u65f6\u7531 <code>\/etc\/crypttab<\/code> \u81ea\u52a8\u5b8c\u6210\u89e3\u9501\uff1a<\/p>\n<pre><code class=\"language-bash\">dd if=\/dev\/urandom of=\/etc\/luks\/data-vault.key bs=512 count=4\nchmod 400 \/etc\/luks\/data-vault.key\ncryptsetup luksAddKey \/dev\/sdb1 \/etc\/luks\/data-vault.key\n<\/code><\/pre>\n<p>\u7136\u540e\u5728 <code>\/etc\/crypttab<\/code> \u91cc\u52a0\u4e00\u884c\uff0c\u5e76\u5728 <code>\/etc\/fstab<\/code> \u4e2d\u6302\u8f7d\u5bf9\u5e94\u6620\u5c04\u8bbe\u5907\uff1a<\/p>\n<pre><code class=\"language-bash\">data_vault UUID=&lt;\u5206\u533aUUID&gt; \/etc\/luks\/data-vault.key luks\n<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\u4e0d\u8981\u76f4\u63a5\u91cd\u542f\u9a8c\u8bc1\u2014\u2014\u4e07\u4e00\u89e3\u9501\u5931\u8d25\u670d\u52a1\u5668\u5c31\u5361\u5728\u542f\u52a8\u9636\u6bb5\u4e86\u3002\u6b63\u786e\u505a\u6cd5\u662f\u5148\u5728\u672c\u673a\u6a21\u62df\uff1a<code>cryptsetup luksClose data_vault<\/code> \u540e\u7528 <code>cryptsetup open \/dev\/sdb1 data_vault --key-file \/etc\/luks\/data-vault.key<\/code> \u786e\u8ba4\u5bc6\u94a5\u6587\u4ef6\u80fd\u72ec\u7acb\u89e3\u9501\uff0c\u518d\u91cd\u542f\u505a\u7aef\u5230\u7aef\u9a8c\u8bc1\u3002\u5bc6\u94a5\u6587\u4ef6\u6743\u9650\u5fc5\u987b\u6536\u7d27\u5230 400\uff0c\u5b83\u548c\u76d8\u4e0a\u7684\u6570\u636e\u82e5\u653e\u5728\u540c\u4e00\u5757\u76d8\u4e0a\uff0c\u5b89\u5168\u6027\u7b49\u4e8e&#8221;\u94a5\u5319\u63d2\u5728\u9501\u4e0a&#8221;\uff0c\u6240\u4ee5\u4e0b\u4e00\u6b65\u7684\u6258\u7ba1\u65b9\u6848\u624d\u662f\u5173\u952e\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/server-luks-deployment-key-custody.webp\" alt=\"\u5bc6\u94a5\u6258\u7ba1\u793a\u610f\uff1a\u5bc6\u94a5\u6587\u4ef6\u4e0e\u52a0\u5bc6\u786c\u76d8\u5206\u79bb\u5b58\u653e\uff0c\u7531\u72ec\u7acb\u4fdd\u9669\u7ed3\u6784\u4fdd\u7ba1\" loading=\"lazy\" \/><\/p>\n<h2>\u5bc6\u94a5\u6258\u7ba1\uff1a\u5355\u76d8\u5931\u7a83\u4e0d\u7b49\u4e8e\u6570\u636e\u5931\u5b88<\/h2>\n<p>\u5bc6\u94a5\u6258\u7ba1\u7684\u6838\u5fc3\u76ee\u6807\u662f&#8221;\u5bc6\u94a5\u4e0e\u5bc6\u6587\u7269\u7406\u5206\u79bb&#8221;\u3002\u5bc6\u94a5\u5982\u679c\u53ea\u5b58\u5728\u4e8e\u52a0\u5bc6\u76d8\u6240\u5728\u7684\u90a3\u53f0\u673a\u5668\u4e0a\uff0c\u673a\u5668\u6574\u673a\u4e22\u5931\u65f6\u9632\u7ebf\u5c31\u5f52\u96f6\u4e86\u3002\u53ef\u843d\u5730\u7684\u505a\u6cd5\u6309\u4f18\u5148\u7ea7\u6392\u4e09\u6863\uff1a<\/p>\n<ul>\n<li>\u72ec\u7acb\u5bc6\u94a5\u4ecb\u8d28\uff1a\u628a\u5bc6\u94a5\u6253\u5370\u6210\u7eb8\u8d28\u6062\u590d\u7801\u6216\u5199\u5165 USB \u52a0\u5bc6\u72d7\uff0c\u5b58\u653e\u4e8e\u673a\u623f\u4e4b\u5916\u7684\u4fdd\u9669\u67dc\uff0c\u4ec5\u5bc6\u94a5\u7ba1\u7406\u5458\u53ef\u63a5\u89e6\u3002\u6210\u672c\u6700\u4f4e\uff0c\u6062\u590d\u8def\u5f84\u6e05\u6670\uff0c\u9002\u5408\u5927\u591a\u6570\u5355\u673a\u573a\u666f\u3002<\/li>\n<li>\u4f01\u4e1a\u5bc6\u94a5\u670d\u52a1\uff1a\u591a\u673a\u73af\u5883\u53ef\u4ee5\u628a\u89e3\u9501\u5bc6\u94a5\u4ea4\u7ed9\u72ec\u7acb\u90e8\u7f72\u7684\u5bc6\u94a5\u7ba1\u7406\u670d\u52a1\uff0c\u5f00\u673a\u65f6\u901a\u8fc7\u7f51\u7edc\u53d6\u94a5\u89e3\u5bc6\u3002\u96c6\u4e2d\u7ba1\u63a7\u3001\u53ef\u5ba1\u8ba1\u3001\u53ef\u540a\u9500\uff0c\u4f46\u8981\u6c42\u5bc6\u94a5\u670d\u52a1\u4fdd\u6301\u9ad8\u53ef\u7528\uff0c\u5426\u5219\u7f51\u7edc\u6545\u969c\u5c31\u53ef\u80fd\u5bfc\u81f4\u6574\u673a\u65e0\u6cd5\u542f\u52a8\u3002<\/li>\n<li>\u591a\u4eba\u5206\u6bb5\u4fdd\u7ba1\uff1a\u628a\u5bc6\u94a5\u62c6\u6210\u4e24\u6bb5\uff0c\u5206\u522b\u7531\u4e24\u540d\u7ba1\u7406\u5458\u4fdd\u7ba1\uff0c\u4efb\u4f55\u5355\u4eba\u65e0\u6cd5\u5355\u72ec\u89e3\u9501\u3002\u9002\u5408\u5408\u89c4\u8981\u6c42\u9ad8\u7684\u56e2\u961f\uff0c\u4ee3\u4ef7\u662f\u5e94\u6025\u54cd\u5e94\u53d8\u6162\u3002<\/li>\n<\/ul>\n<p>\u65e0\u8bba\u9009\u54ea\u4e00\u6863\uff0c\u90fd\u5fc5\u987b\u6709\u7ecf\u8fc7\u5b9e\u9645\u6f14\u7ec3\u7684\u707e\u5907\u8def\u5f84\u3002LUKS \u652f\u6301 8 \u4e2a\u5bc6\u94a5\u69fd\uff0c\u5efa\u8bae\u81f3\u5c11\u5360\u7528\u4e24\u4e2a\uff1a\u4e00\u4e2a\u653e\u65e5\u5e38\u81ea\u52a8\u89e3\u9501\u7528\u7684\u5bc6\u94a5\u6587\u4ef6\uff0c\u4e00\u4e2a\u653e\u7ba1\u7406\u5458\u638c\u63e1\u7684\u6062\u590d\u53e3\u4ee4\uff0c<code>cryptsetup luksAddKey \/dev\/sdb1<\/code> \u4e0d\u5e26\u5bc6\u94a5\u6587\u4ef6\u53c2\u6570\u65f6\u5373\u53ef\u6dfb\u52a0\u53e3\u4ee4\u69fd\u3002\u66fe\u6709\u4e00\u4e2a\u771f\u5b9e\u6559\u8bad\uff1a\u67d0\u56e2\u961f\u628a\u552f\u4e00\u5bc6\u94a5\u5b58\u5728\u52a0\u5bc6\u76d8\u540c\u673a\u7684\u53e6\u4e00\u4e2a\u5206\u533a\uff0c\u78c1\u76d8\u9635\u5217\u6574\u4f53\u6545\u969c\u540e\u5bc6\u94a5\u4e0e\u6570\u636e\u540c\u5f52\u4e8e\u5c3d\uff0c\u76d8\u6ca1\u4e22\u3001\u6570\u636e\u5374\u6c38\u4e45\u89e3\u4e0d\u5f00\u4e86\u3002\u6240\u4ee5&#8221;\u5bc6\u94a5\u6709\u6ca1\u6709\u7b2c\u4e8c\u4efd\u3001\u653e\u5728\u54ea\u91cc\u3001\u8c01\u80fd\u62ff\u5230&#8221;\uff0c\u90e8\u7f72\u5b8c\u6210\u540e\u5f53\u5929\u5c31\u8981\u6709\u660e\u786e\u7b54\u6848\u3002\u52a0\u5bc6\u76d8\u4e0d\u66ff\u4ee3\u5907\u4efd\uff0c<a href=\"https:\/\/cn.hostease.com\/blog\/guides\/multi-layer-cache-architecture\/\">\u591a\u5c42\u7ea7\u7f13\u5b58\u67b6\u6784<\/a>\u91cc\u7684&#8221;\u591a\u5c42\u5197\u4f59&#8221;\u601d\u8def\u540c\u6837\u9002\u7528\uff1a\u5bc6\u6587\u8981\u5907\u4efd\uff0c\u5bc6\u94a5\u7684\u6062\u590d\u8def\u5f84\u4e5f\u8981\u5907\u4efd\u3002<\/p>\n<h2>\u65e5\u5e38\u8fd0\u7ef4\u4e0e\u6545\u969c\u5904\u7406<\/h2>\n<p>\u52a0\u5bc6\u76d8\u8dd1\u8d77\u6765\u4e4b\u540e\uff0c\u65e5\u5e38\u8fd0\u7ef4\u548c\u666e\u901a\u76d8\u5dee\u5f02\u4e0d\u5927\uff0c\u4f46\u6709\u51e0\u5904\u9700\u8981\u7279\u522b\u7559\u610f\u3002\u6027\u80fd\u65b9\u9762\uff0c\u73b0\u4ee3 CPU\uff08\u4e2d\u592e\u5904\u7406\u5668\uff09\u81ea\u5e26 AES\uff08\u9ad8\u7ea7\u52a0\u5bc6\u6807\u51c6\uff09\u786c\u4ef6\u6307\u4ee4\uff0c<code>cryptsetup benchmark<\/code> \u4e00\u6761\u547d\u4ee4\u5c31\u80fd\u770b\u5230\u672c\u673a\u7684\u52a0\u5bc6\u541e\u5410\uff0c\u901a\u5e38\u635f\u5931\u5728 5% \u4ee5\u5185\uff1b\u8001\u65e7 CPU \u4e0a\u82e5\u6d4b\u51fa\u660e\u663e\u6389\u901f\uff0c\u53ef\u628a\u51b7\u6570\u636e\u8fc1\u5230\u52a0\u5bc6\u8981\u6c42\u4e0d\u9ad8\u7684\u76d8\u3002<\/p>\n<p>\u76d1\u63a7\u65b9\u9762\uff0c\u91cd\u70b9\u76ef\u4e24\u5904\u3002\u4e00\u662f\u5206\u533a\u5934\u5065\u5eb7\uff1a\u5934\u90e8\u635f\u574f\u7b49\u4e8e\u6574\u4e2a\u5206\u533a\u62a5\u5e9f\uff0c\u64cd\u4f5c\u524d\u52a1\u5fc5\u5148\u6267\u884c <code>cryptsetup luksHeaderBackup \/dev\/sdb1 --header-backup-file \/root\/luks-sdb1.img<\/code> \u5907\u4efd\u5206\u533a\u5934\uff0c\u968f\u5bc6\u94a5\u5f02\u5730\u4fdd\u5b58\uff0c\u635f\u574f\u65f6\u7528 <code>luksHeaderRestore<\/code> \u8fd8\u539f\u5373\u53ef\u6551\u56de\u6570\u636e\u3002\u4e8c\u662f\u89e3\u9501\u94fe\u8def\uff1acrypttab \u5199\u9519\u3001\u5bc6\u94a5\u6587\u4ef6\u632a\u52a8\u3001\u5206\u533a UUID \u53d8\u5316\u90fd\u4f1a\u5bfc\u81f4\u91cd\u542f\u540e\u6302\u8f7d\u5931\u8d25\uff0c\u7cfb\u7edf\u53d8\u66f4\u540e\u5b89\u6392\u4e00\u6b21\u8ba1\u5212\u5185\u91cd\u542f\u9a8c\u8bc1\uff0c\u6bd4\u88ab\u52a8\u7b49\u610f\u5916\u65ad\u7535\u66b4\u9732\u95ee\u9898\u8981\u597d\u3002\u6700\u9700\u8981\u8b66\u60d5\u7684\u662f&#8221;\u60f3\u6e05\u9664\u52a0\u5bc6\u65f6\u53cd\u800c\u9732\u9985&#8221;\uff1a\u76f4\u63a5\u5220\u9664\u5bc6\u94a5\u69fd\uff08<code>luksKillSlot<\/code>\uff09\u53ea\u62b9\u6389\u5bc6\u94a5\uff0c\u5bc6\u6587\u6570\u636e\u4ecd\u5728\u76d8\u4e0a\u3002\u89c4\u8303\u7684\u76d8\u9000\u5f79\u6d41\u7a0b\u662f\u4e24\u6b65\u8d70\uff1a\u5148\u786e\u8ba4\u5bc6\u94a5\u5df2\u5f7b\u5e95\u9500\u6bc1\uff08\u6240\u6709\u5bc6\u94a5\u69fd\u6e05\u7a7a\u3001\u7eb8\u8d28\u6062\u590d\u7801\u9500\u6bc1\uff09\uff0c\u518d\u7528 <code>cryptsetup luksErase \/dev\/sdb1<\/code> \u5904\u7406\uff1b\u76d8\u8981\u9001\u4fdd\u5185\u8fd4\u4fee\u65f6\uff0c\u63d0\u524d\u7528 luksErase \u6bd4\u4efb\u4f55&#8221;\u5220\u9664\u6587\u4ef6&#8221;\u64cd\u4f5c\u90fd\u53ef\u9760\u3002\u751f\u547d\u5468\u671f\u4e00\u53e5\u8bdd\u6982\u62ec\uff1a\u90e8\u7f72\u65f6\u9501\u4e0a\uff0c\u8fd0\u884c\u4e2d\u94a5\u5319\u5206\u79bb\uff0c\u9000\u5f79\u65f6\u9500\u6bc1\u94a5\u5319\u5b8c\u6210\u64e6\u9664\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/server-luks-deployment-ops-flow.webp\" alt=\"\u52a0\u5bc6\u76d8\u751f\u547d\u5468\u671f\u793a\u610f\u914d\u56fe\uff1a\u4ece\u52a0\u5bc6\u542f\u7528\u3001\u5bc6\u94a5\u5206\u79bb\u5230\u5b89\u5168\u9000\u5f79\u7684\u4e09\u4e2a\u9636\u6bb5\" loading=\"lazy\" \/><\/p>\n<h2>\u603b\u7ed3\u4e0e\u884c\u52a8\u5efa\u8bae<\/h2>\n<p>\u628a\u6574\u6761\u94fe\u8def\u4e32\u8d77\u6765\u770b\uff1aLUKS \u9759\u6001\u52a0\u5bc6\u89e3\u51b3\u7684\u662f&#8221;\u7269\u7406\u4ecb\u8d28\u5931\u63a7&#8221;\u8fd9\u6700\u540e\u4e00\u516c\u91cc\u2014\u2014\u90e8\u7f72\u65f6\u9009 luks2 \u683c\u5f0f\u52a0\u5bc6\u6570\u636e\u76d8\uff0c\u4e0a\u7ebf\u524d\u914d\u597d\u5bc6\u94a5\u6587\u4ef6\u81ea\u52a8\u89e3\u9501\uff0c\u6258\u7ba1\u4e0a\u575a\u6301\u5bc6\u94a5\u4e0e\u5bc6\u6587\u5206\u79bb\u5e76\u4fdd\u7559\u81f3\u5c11\u4e24\u6761\u89e3\u9501\u8def\u5f84\uff0c\u9000\u5f79\u65f6\u7528 luksErase \u6536\u5c3e\u3002\u56db\u6b65\u505a\u5b8c\uff0c\u786c\u76d8\u88ab\u62d4\u8d70\u3001\u6574\u673a\u4e22\u5931\u8fd9\u7c7b\u4e8b\u4ef6\u7684\u635f\u5931\u5c31\u4ece&#8221;\u6570\u636e\u6cc4\u9732&#8221;\u964d\u7ea7\u4e3a&#8221;\u786c\u4ef6\u635f\u5931&#8221;\u3002<\/p>\n<p>\u7ed9\u4f60\u7684\u884c\u52a8\u5efa\u8bae\u662f\uff1a\u5148\u5728\u4e00\u53f0\u6d4b\u8bd5\u673a\u6216\u95f2\u7f6e <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS<\/a>\uff08<a href=\"https:\/\/cn.hostease.com\/vps\/\">\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668<\/a>\uff09\u4e0a\u5b8c\u6574\u8d70\u4e00\u904d\u6d41\u7a0b\uff0c\u91cd\u70b9\u6f14\u7ec3&#8221;\u9500\u6bc1\u5bc6\u94a5\u69fd + luksErase&#8221;\u7684\u9000\u5f79\u8def\u5f84\uff1b\u518d\u5230\u751f\u4ea7\u6570\u636e\u76d8\u4e0a\u5b9e\u65bd\uff0c\u5f53\u5929\u5b8c\u6210\u5bc6\u94a5\u7684\u5f02\u5730\u7b2c\u4e8c\u4efd\u5b58\u653e\u3002\u5982\u679c\u4f60\u9700\u8981\u4e00\u53f0\u53ef\u4ee5\u5b8c\u6574\u63a7\u5236\u78c1\u76d8\u5206\u533a\u7684\u73af\u5883\uff0cHostease \u7684<a href=\"https:\/\/cn.hostease.com\/dedicated-server\/\">\u72ec\u7acb\u670d\u52a1\u5668<\/a>\u652f\u6301\u81ea\u5b9a\u4e49\u5206\u533a\u65b9\u6848\uff1b\u9047\u5230\u6302\u8f7d\u6216\u89e3\u9501\u95ee\u9898\uff0c\u53ef\u4ee5\u53c2\u8003<a href=\"https:\/\/cn.hostease.com\/blog\/server\/\">\u670d\u52a1\u5668\u8fd0\u7ef4\u6587\u7ae0\u5206\u7c7b<\/a>\u91cc\u7684\u6559\u7a0b\uff0c\u6216\u8003\u8651\u8054\u7cfb\u6280\u672f\u652f\u6301\u6838\u67e5 crypttab \u914d\u7f6e\u3002\u6570\u636e\u5b89\u5168\u6ca1\u6709&#8221;\u4e0b\u6b21\u518d\u8bf4&#8221;\uff0c\u8d81\u76d8\u8fd8\u5728\u81ea\u5df1\u624b\u91cc\u7684\u65f6\u5019\u505a\uff0c\u624d\u6765\u5f97\u53ca\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6559\u4f60\u5982\u4f55\u7528 LUKS \u4e3a\u670d\u52a1\u5668\u78c1\u76d8\u505a\u9759\u6001\u52a0\u5bc6\uff0c\u4ece cryptsetup 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