{"id":716,"date":"2026-07-08T06:17:09","date_gmt":"2026-07-08T06:17:09","guid":{"rendered":"https:\/\/rufreevpn.org\/"},"modified":"2026-07-08T06:17:09","modified_gmt":"2026-07-08T06:17:09","slug":"what-is-aes-25","status":"publish","type":"post","link":"https:\/\/rufreevpn.org\/zh\/post\/what-is-aes-25\/","title":{"rendered":"\u4ec0\u4e48\u662fAES-256\uff1f\u9ad8\u7ea7\u52a0\u5bc6\u6807\u51c6\u5b8c\u5168\u6307\u5357"},"content":{"rendered":"<p class=\"wp-block-paragraph\">AES-256\uff08\u91c7\u7528256\u4f4d\u5bc6\u94a5\u957f\u5ea6\u7684\u9ad8\u7ea7\u52a0\u5bc6\u6807\u51c6\uff09\u662f\u5bf9\u79f0\u6570\u636e\u52a0\u5bc6\u9886\u57df\u65e0\u53ef\u4e89\u8bae\u7684\u5168\u7403\u57fa\u51c6\u3002\u4f5c\u4e3a\u5bf9\u79f0\u5bc6\u7801\uff0c\u5b83\u4f7f\u7528\u4e00\u4e2a\u5171\u4eab\u7684\u79d8\u5bc6\u5bc6\u94a5\uff0c\u65e2\u53ef\u5c06\u660e\u6587\u52a0\u5bc6\u4e3a\u4e0d\u53ef\u8bfb\u7684\u4e71\u7801\u6570\u636e\uff0c\u4e5f\u53ef\u5c06\u5176\u89e3\u5bc6\u56de\u539f\u59cb\u5f62\u5f0f\u3002<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a9c687e4120f&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a9c687e4120f\" class=\"wp-block-image aligncenter size-large wp-lightbox-container\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"512\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rufreevpn.org\/wp-content\/uploads\/2026\/07\/1184cccb-dc8b-45c2-93bc-13c3e85f7d8e-1024x512.jpeg\" alt=\"AES-256\" class=\"wp-image-717\" srcset=\"\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-srcset=\"\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2001\u5e74\uff0c\u7f8e\u56fd\u653f\u5e9c\u5728\u56fd\u5bb6\u6807\u51c6\u4e0e\u6280\u672f\u7814\u7a76\u9662\uff08NIST\uff09\u4e3b\u529e\u7684\u4e00\u573a\u591a\u5e74\u516c\u5f00\u7ade\u8d5b\u540e\u6b63\u5f0f\u91c7\u7eb3\u4e86AES\uff0c\u4ee5\u53d6\u4ee3\u8001\u5316\u7684\u6570\u636e\u52a0\u5bc6\u6807\u51c6\uff08DES\uff09\u3002\u8be5\u83b7\u80dc\u7b97\u6cd5\u57fa\u4e8e\u6bd4\u5229\u65f6\u5bc6\u7801\u5b66\u5bb6\u7ea6\u6069\u00b7\u6234\u95e8\u548c\u6587\u68ee\u7279\u00b7\u91cc\u95e8\u4f18\u96c5\u7684&#8220;Rijndael&#8221;\u5bc6\u7801\uff0c\u73b0\u5df2\u88ab\u5168\u7403\u519b\u4e8b\u673a\u6784\u3001\u91d1\u878d\u673a\u6784\u53ca\u7f51\u7edc\u5b89\u5168\u5e94\u7528\uff08\u5305\u62ec\u4efb\u4f55\u53ef\u9760\u7684\u514d\u8d39VPN\u6216\u9ad8\u7ea7\u9690\u79c1\u5de5\u5177\uff09\u6240\u4fe1\u8d56\uff0c\u7528\u4e8e\u4fdd\u62a4\u9ad8\u5ea6\u654f\u611f\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6838\u5fc3\u6307\u6807\uff1a\u7406\u89e3AES\u5bc6\u94a5\u5927\u5c0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u7ea7\u52a0\u5bc6\u6807\u51c6\u4f7f\u7528\u4e09\u79cd\u4e0d\u540c\u7684\u5bc6\u94a5\u957f\u5ea6\u3002\u968f\u7740\u4f4d\u957f\u5ea6\u7684\u589e\u52a0\uff0c\u7834\u89e3\u5bc6\u7801\u6240\u9700\u7684\u8ba1\u7b97\u80fd\u529b\u5448\u6307\u6570\u7ea7\u589e\u957f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>AES-128:<\/strong> \u4e3a\u65e5\u5e38\u901a\u7528\u6570\u636e\u4fdd\u62a4\u63d0\u4f9b\u5f3a\u5927\u7684\u6807\u51c6\u5b89\u5168\u3002<\/li>\n\n\n\n<li><strong>AES-192\uff1a<\/strong> \u63d0\u4f9b\u4e86\u4e00\u5c42\u4e13\u4e3a\u9ad8\u5ea6\u654f\u611f\u7684\u4f01\u4e1a\u6570\u636e\u800c\u589e\u5f3a\u7684\u5b89\u5168\u4fdd\u62a4\u3002<\/li>\n\n\n\n<li><strong>AES-256:<\/strong> \u63d0\u4f9b\u6700\u5927\u5316\u7684\u519b\u4e8b\u7ea7\u4fdd\u62a4\uff0c\u65e8\u5728\u786e\u4fdd\u7edd\u5bc6\u5206\u7c7b\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u7531\u4e8eAES-256\u4f7f\u7528\u6700\u957f\u7684\u5bc6\u94a5\u957f\u5ea6\uff0c\u5b83\u63d0\u4f9b\u4e86\u5929\u6587\u6570\u5b57\u822c\u5e9e\u5927\u7684\u5bc6\u94a5\u7a7a\u95f4\u3002\u8fd9\u4f7f\u5f97\u5b83\u51e0\u4e4e\u514d\u75ab\u4e8e\u66b4\u529b\u653b\u51fb\uff0c\u5e76\u5c06\u5176\u786e\u7acb\u4e3a\u96f6\u59a5\u534f\u5b89\u5168\u6027\u7684\u57fa\u7ebf\u6807\u51c6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">AES-256\u7684\u5de5\u4f5c\u539f\u7406\uff1a\u52a0\u5bc6\u52a0\u6270\u8fc7\u7a0b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">AES-256 \u4e0d\u4f1a\u4e00\u6b21\u6027\u5904\u7406\u6574\u4e2a\u6587\u4ef6\u6216\u6570\u636e\u6d41\uff0c\u800c\u662f\u5c06\u6570\u636e\u5206\u89e3\u4e3a\u6bcf\u4e2a\u56fa\u5b9a\u5927\u5c0f\uff08128 \u4f4d\uff09\u7684\u5757\u3002\u7136\u540e\uff0c\u8be5\u7b97\u6cd5\u5e94\u7528 256 \u4f4d\u5bc6\u94a5\u5bf9\u6bcf\u4e2a\u5757\u6267\u884c 14 \u8f6e\u4e25\u683c\u7684\u590d\u6742\u6570\u5b66\u53d8\u6362\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">The 4 Pillars of an AES Computational Round<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u572814\u8f6e\u4e2d\u7684\u6bcf\u4e00\u8f6e\uff0c\u6570\u636e\u90fd\u4f1a\u7ecf\u5386\u56db\u4e2a\u4e0d\u540c\u7684\u52a0\u5bc6\u6b65\u9aa4\uff0c\u4ee5\u786e\u4fdd\u5b8c\u5168\u7684\u6df7\u6dc6\u548c\u6269\u6563\uff1a<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u5b57\u8282\u4ee3\u6362\uff08\u66ff\u6362\uff09\uff1a<\/strong> \u57fa\u4e8e\u4e00\u4e2a\u4e25\u683c\u7684\u3001\u9884\u5b9a\u4e49\u7684\u5bc6\u7801\u5b66\u67e5\u627e\u8868\uff08S-box\uff09\uff0c\u6bcf\u4e2a\u5b57\u8282\u7684\u6570\u636e\u90fd\u88ab\u66ff\u6362\u4e3a\u4e00\u4e2a\u5b8c\u5168\u4e0d\u540c\u7684\u5b57\u8282\u3002<\/li>\n\n\n\n<li><strong>\u884c\u79fb\u4f4d\uff08\u7f6e\u6362\uff09\uff1a<\/strong> \u6570\u636e\u884c\u88ab\u7cfb\u7edf\u5730\u6c34\u5e73\u79fb\u52a8\uff0c\u4ee5\u6253\u7834\u5e38\u89c4\u6a21\u5f0f\u548c\u7ed3\u6784\u3002<\/li>\n\n\n\n<li><strong>\u5217\u6df7\u5408\uff08\u6df7\u5408\uff09\uff1a<\/strong> \u6570\u636e\u77e9\u9635\u7684\u5217\u7ecf\u8fc7\u6570\u5b66\u6df7\u5408\uff0c\u4ee5\u786e\u4fdd\u6539\u53d8\u5355\u4e2a\u4f4d\u4f1a\u6539\u53d8\u6574\u4e2a\u5757\u3002<\/li>\n\n\n\n<li><strong>\u8f6e\u5bc6\u94a5\u52a0\uff1a<\/strong> \u552f\u4e00\u5b50\u5bc6\u94a5\u2014\u2014\u5728&#8220;\u5bc6\u94a5\u6269\u5c55&#8221;\u9636\u6bb5\u4ece\u539f\u59cb256\u4f4d\u4e3b\u5bc6\u94a5\u6d3e\u751f\u800c\u6765\u2014\u2014\u4e0e\u6570\u636e\u5757\u8fdb\u884c\u6570\u5b66\u7ec4\u5408\u3002<\/li>\n<\/ol>\n\n\n\n<div class=\"aes-compare-container\">\n    <h3 class=\"aes-title\">\u6280\u672f\u5bf9\u6bd4\uff1aAES-128 \u4e0e AES-256<\/h3>\n    <p class=\"aes-intro\">\u867d\u7136\u8fd9\u4e24\u79cd\u53d8\u4f53\u90fd\u975e\u5e38\u5b89\u5168\uff0c\u4f46\u5b83\u4eec\u7684\u5185\u90e8\u7ed3\u6784\u548c\u7406\u60f3\u90e8\u7f72\u6709\u6240\u4e0d\u540c\uff1a<\/p>\n    \n    <div class=\"aes-table-wrapper\">\n        <table class=\"aes-compare-table\">\n            <thead>\n                <tr>\n                    <th class=\"sticky-col\">\u529f\u80fd<\/th>\n                    <th>AES-128<\/th>\n                    <th class=\"highlight-aes256\">AES-256<\/th>\n                <\/tr>\n            <\/thead>\n            <tbody>\n                <tr>\n                    <td class=\"sticky-col font-medium\">\u5bc6\u94a5\u957f\u5ea6<\/td>\n                    <td>128-bit<\/td>\n                    <td class=\"tech-badge\">256-bit<\/td>\n                <\/tr>\n                <tr>\n                    <td class=\"sticky-col font-medium\">\u52a0\u5bc6\u8f6e\u6570<\/td>\n                    <td>10 Rounds<\/td>\n                    <td>14 Rounds<\/td>\n                <\/tr>\n                <tr>\n                    <td class=\"sticky-col font-medium\">\u5b89\u5168\u7ea7\u522b<\/td>\n                    <td>\u6781\u9ad8<\/td>\n                    <td class=\"security-ultimate\">\u7ec8\u6781 \/ \u9762\u5411\u672a\u6765<\/td>\n                <\/tr>\n                <tr>\n                    <td class=\"sticky-col font-medium\">\u6027\u80fd\u901f\u5ea6<\/td>\n                    <td class=\"speed-fast\">\u5feb<\/td>\n                    <td class=\"speed-slower\">\u7a0d\u6162<\/td>\n                <\/tr>\n                <tr>\n                    <td class=\"sticky-col font-medium\">\u4f01\u4e1a\u57fa\u7ebf<\/td>\n                    <td>\u5e38\u89c1<\/td>\n                    <td class=\"baseline-top\">\u7edd\u5bc6\u6570\u636e\u6807\u51c6<\/td>\n                <\/tr>\n            <\/tbody>\n        <\/table>\n    <\/div>\n    \n    <div class=\"aes-note\">\n        <strong>\u6ce8\u610f\uff1a<\/strong> \u867d\u7136AES-256\u6d89\u53ca\u66f4\u591a\u7684\u6570\u5b66\u8fd0\u7b97\uff0c\u4f46\u914d\u5907\u4e86\u5185\u7f6e\u786c\u4ef6\u52a0\u901f\uff08\u5982\u82f1\u7279\u5c14&#8217;s AES-NI\uff09\u7684\u73b0\u4ee3\u5904\u7406\u5668\u4f7f\u5f97\u4efb\u4f55\u5b9e\u9645\u6027\u80fd\u5dee\u5f02\u5bf9\u6700\u7ec8\u7528\u6237\u6765\u8bf4\u51e0\u4e4e\u4e0d\u53ef\u89c1\u3002\n    <\/div>\n<\/div>\n\n<style>\n\/* \u5bb9\u5668\u53ca\u5b57\u4f53\u57fa\u7840\u8bbe\u7f6e *\/\n.aes-compare-container {\n    margin: 30px auto;\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, sans-serif;\n    max-width: 100%;\n}\n\n\/* \u5e26\u6709 #5fa5fa \u5de6\u8fb9\u6846\u7684\u73b0\u4ee3\u6807\u9898 *\/\n.aes-title {\n    font-size: 20px;\n    font-weight: 700;\n    color: #333333;\n    margin: 0 0 8px 0 !important;\n    padding-left: 12px;\n    border-left: 5px solid #5fa5fa;\n    line-height: 1.2;\n}\n\n\/* \u5bfc\u8bed\u6837\u5f0f *\/\n.aes-intro {\n    font-size: 14.5px;\n    color: #666666;\n    margin: 0 0 20px 0 !important;\n}\n\n\/* \u6838\u5fc3\u5305\u88f9\u5c42\uff1a\u63d0\u4f9b\u624b\u673a\u7aef\u6d41\u7545\u7684\u6a2a\u5411\u6eda\u52a8 *\/\n.aes-table-wrapper {\n    width: 100%;\n    overflow-x: auto;\n    -webkit-overflow-scrolling: touch;\n    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);\n    border-radius: 8px;\n    border: 1px solid #edf2f7;\n    background: #ffffff;\n}\n\n\/* \u81ea\u5b9a\u4e49\u5fae\u578b\u6eda\u52a8\u6761\u6837\u5f0f *\/\n.aes-table-wrapper::-webkit-scrollbar {\n    height: 6px;\n}\n.aes-table-wrapper::-webkit-scrollbar-thumb {\n    background: #cbd5e0;\n    border-radius: 3px;\n}\n\n\/* \u8868\u683c\u6837\u5f0f *\/\n.aes-compare-table {\n    width: 100%;\n    border-collapse: separate;\n    border-spacing: 0;\n    text-align: left;\n}\n\n.aes-compare-table th,\n.aes-compare-table td {\n    padding: 14px 18px;\n    font-size: 14.5px;\n    line-height: 1.5;\n    border-bottom: 1px solid #edf2f7;\n    white-space: nowrap; \/* \u7535\u8111\u7aef\u9632\u4e71\u6362\u884c *\/\n}\n\n\/* \u8868\u5934\u5e95\u8272 *\/\n.aes-compare-table th {\n    background: #f7fafc;\n    color: #4a5568;\n    font-weight: 700;\n}\n\n\/* \ud83c\udf1f \u9996\u5217\u7edd\u5bf9\u9501\u5b9a\u6280\u672f\uff08Sticky Column\uff09 *\/\n.sticky-col {\n    position: -webkit-sticky;\n    position: sticky;\n    left: 0;\n    background: #f7fafc !important;\n    font-weight: 600;\n    color: #2d3748;\n    z-index: 2;\n    border-right: 2px solid #edf2f7;\n    min-width: 150px;\n}\n\n\/* \u91cd\u70b9\u7a81\u51fa AES-256 \u5217\uff08\u878d\u5165\u6de1\u5316 #5fa5fa\uff09 *\/\n.highlight-aes256 {\n    background-color: rgba(95, 165, 250, 0.12) !important;\n    color: #2b6cb0 !important;\n}\n.aes-compare-table tbody tr:hover td.highlight-aes256 {\n    background-color: rgba(95, 165, 250, 0.16) !important;\n}\n\n\/* \u60ac\u505c\u884c\u9ad8\u4eae *\/\n.aes-compare-table tbody tr:hover td {\n    background-color: #f8fafc;\n}\n\n\/* \u7ec6\u8282\u5c5e\u6027\u9ad8\u4eae *\/\n.tech-badge {\n    font-weight: 700;\n    color: #2b6cb0;\n}\n\n.security-ultimate {\n    color: #2f855a;\n    font-weight: 600;\n}\n\n.speed-fast {\n    color: #38a169;\n    font-weight: 600;\n}\n\n.speed-slower {\n    color: #718096;\n}\n\n.baseline-top {\n    color: #2b6cb0;\n    font-weight: 600;\n}\n\n\/* \u5e95\u90e8 Note \u63d0\u793a\u6846\u6837\u5f0f *\/\n.aes-note {\n    margin-top: 16px;\n    padding: 14px 16px;\n    background-color: rgba(95, 165, 250, 0.05);\n    border-radius: 6px;\n    border-left: 4px solid #5fa5fa;\n    font-size: 13.5px;\n    line-height: 1.6;\n    color: #4a5568;\n}\n\n\/* \ud83d\udcf1 \u79fb\u52a8\u7aef\u81ea\u9002\u5e94\uff08\u9488\u5bf9\u5c0f\u4e8e 768px \u7684\u5c4f\u5e55\uff09 *\/\n@media screen and (max-width: 768px) {\n    .aes-compare-table th,\n    .aes-compare-table td {\n        padding: 12px 14px;\n        font-size: 13.5px;\n        white-space: normal; \/* \u624b\u673a\u7aef\u5141\u8bb8\u6b63\u5e38\u6298\u884c *\/\n        min-width: 140px;\n    }\n    \n    .sticky-col {\n        min-width: 110px;\n        box-shadow: 4px 0 8px rgba(0,0,0,0.04); \/* \u6ed1\u52a8\u65f6\u53f3\u4fa7\u81ea\u5e26\u5fae\u9634\u5f71 *\/\n    }\n}\n<\/style>\n\n\n\n<h2 class=\"wp-block-heading\">\u73b0\u4ee3\u6280\u672f\u4e2d\u7684\u5e38\u89c1\u5b9e\u73b0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7531\u4e8e\u5176\u575a\u5982\u78d0\u77f3\u7684\u53ef\u9760\u6027\uff0cAES-256\u5728\u60a8\u65e5\u5e38\u6570\u5b57\u6d3b\u52a8\u7684\u5de8\u5927\u8303\u56f4\u5185\u9ed8\u9ed8\u5730\u5e55\u540e\u8fd0\u884c\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u865a\u62df\u4e13\u7528\u7f51\u7edc\uff08VPN\uff09\uff1a<\/strong> Security applications use AES-256 to create encrypted tunnels for web traffic. Whether you are using a premium enterprise solution or a trusted <strong>\u514d\u8d39VPN<\/strong> \u4e3a\u4e86\u5728\u516c\u5171Wi-Fi\u4e0a\u4fdd\u6301\u5b89\u5168\uff0cAES-256\u53ef\u4ee5\u9632\u6b62\u4e92\u8054\u7f51\u670d\u52a1\u63d0\u4f9b\u5546\u3001\u9ed1\u5ba2\u548c\u653f\u5e9c\u673a\u6784\u8bfb\u53d6\u4f60\u7684\u6570\u636e\u3002<\/li>\n\n\n\n<li><strong>\u4e91\u5b58\u50a8\u89e3\u51b3\u65b9\u6848\uff1a<\/strong> \u5e73\u53f0\u5229\u7528\u5b83\u5bf9\u7528\u6237\u6570\u636e\u8fdb\u884c\u201c\u9759\u6001\u201d\u52a0\u5bc6\uff0c\u786e\u4fdd\u5373\u4f7f\u5728\u7269\u7406\u670d\u52a1\u5668\u4e2d\u5fc3\u88ab\u7a81\u7834\u7684\u60c5\u51b5\u4e0b\uff0c\u6587\u4ef6\u4e5f\u5b8c\u5168\u4e0d\u53ef\u8bfb\u3002<\/li>\n\n\n\n<li><strong>\u5bc6\u7801\u7ba1\u7406\u5668:<\/strong> \u4fdd\u9669\u5e93\u4f7f\u7528AES-256\u52a0\u5bc6\u5b58\u50a8\u7528\u6237\u51ed\u8bc1\u3002\u6ca1\u6709\u4e3b\u5bc6\u7801\u6765\u63a8\u5bfc\u89e3\u5bc6\u5bc6\u94a5\uff0c\u6570\u636e\u5e93\u5bf9\u653b\u51fb\u8005\u6beb\u65e0\u7528\u5904\u3002<\/li>\n\n\n\n<li><strong>\u5168\u76d8\u52a0\u5bc6\uff1a<\/strong> \u73b0\u4ee3\u684c\u9762\u548c\u79fb\u52a8\u64cd\u4f5c\u7cfb\u7edf\u539f\u751f\u5730\u5229\u7528\u5b83\u6765\u4fdd\u62a4\u6574\u4e2a\u786c\u76d8\u514d\u53d7\u7269\u7406\u76d7\u7a83\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f18\u52bf\u4e0e\u5c40\u9650<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f18\u52bf<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u65e0\u6cd5\u7834\u89e3\uff1a<\/strong> \u5b83\u9488\u5bf9\u9ad8\u7ea7\u6570\u5b66\u5bc6\u7801\u5206\u6790\u548c\u66b4\u529b\u731c\u6d4b\u63d0\u4f9b\u575a\u4e0d\u53ef\u6467\u7684\u4fdd\u62a4\u3002<\/li>\n\n\n\n<li><strong>\u786c\u4ef6\u4f18\u5316\uff1a<\/strong> \u9ad8\u5ea6\u9ad8\u6548\u4e14\u4f18\u5316\uff0c\u80fd\u5728\u73b0\u4ee3\u6d88\u8d39\u7ea7CPU\u548c\u79fb\u52a8\u82af\u7247\u7ec4\u4e0a\u4ee5\u95ea\u7535\u822c\u7684\u901f\u5ea6\u8fd0\u884c\u3002<\/li>\n\n\n\n<li><strong>\u5168\u7403\u6807\u51c6\uff1a<\/strong> \u5f97\u5230\u5168\u7403\u4e3b\u8981\u5ba1\u8ba1\u673a\u6784\u7684\u8ba4\u53ef\u548c\u5ba1\u67e5\uff0c\u786e\u4fdd\u5e73\u53f0\u95f4\u7684\u901a\u7528\u517c\u5bb9\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u9650\u5236 &amp; 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As a symmetric cipher, it uses a single, shared secret key to both encrypt plaintext into unreadable scrambled data and decrypt it back into its original form. Officially adopted by the U.S. government in 2001 following a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":717,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"What Is AES-256? A Guide to Advanced Encryption Standard","_seopress_titles_desc":"Master the mechanics of AES-256 encryption. 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