{"id":236,"date":"2025-10-18T11:37:54","date_gmt":"2025-10-18T03:37:54","guid":{"rendered":"https:\/\/wp.ytdx.cc\/?p=236"},"modified":"2025-10-18T11:37:54","modified_gmt":"2025-10-18T03:37:54","slug":"%e4%b8%b2%e5%8f%a3%e9%80%9a%e4%bf%a1%e5%8a%a0%e5%af%86%e5%a4%87%e8%80%83","status":"publish","type":"post","link":"https:\/\/wp.ytdx.cc\/index.php\/2025\/10\/18\/%e4%b8%b2%e5%8f%a3%e9%80%9a%e4%bf%a1%e5%8a%a0%e5%af%86%e5%a4%87%e8%80%83\/","title":{"rendered":"\u4e32\u53e3\u901a\u4fe1\u52a0\u5bc6\u5907\u8003"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728\u5355\u7247\u673a\u4e32\u53e3\u4f20\u8f93\u6570\u636e\u65f6\uff0c\u52a0\u5bc6\u53ef\u4ee5\u4fdd\u62a4\u6570\u636e\u7684\u673a\u5bc6\u6027\u548c\u5b8c\u6574\u6027\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u5e38\u89c1\u7684\u4e32\u53e3\u6570\u636e\u52a0\u5bc6\u65b9\u6cd5\uff0c\u9002\u5408\u5355\u7247\u673a\u8d44\u6e90\u53d7\u9650\u7684\u573a\u666f\uff1a1. \u5bf9\u79f0\u52a0\u5bc6\u5bf9\u79f0\u52a0\u5bc6\u4f7f\u7528\u540c\u4e00\u5bc6\u94a5\u8fdb\u884c\u52a0\u5bc6\u548c\u89e3\u5bc6\uff0c\u9002\u5408\u5355\u7247\u673a\u56e0\u5176\u8ba1\u7b97\u5f00\u9500\u8f83\u5c0f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b97\u6cd5\u9009\u62e9\uff1a\n<ul class=\"wp-block-list\">\n<li>AES\uff08\u9ad8\u7ea7\u52a0\u5bc6\u6807\u51c6\uff09\uff1a\u5b89\u5168\u6027\u9ad8\uff0c\u9002\u5408\u6709\u786c\u4ef6\u52a0\u901f\u7684\u5355\u7247\u673a\uff08\u5982STM32\u652f\u6301AES\u786c\u4ef6\u6a21\u5757\uff09\u3002\n<ul class=\"wp-block-list\">\n<li>\u6a21\u5f0f\uff1a\u63a8\u8350\u4f7f\u7528CBC\uff08\u5bc6\u7801\u5206\u7ec4\u94fe\u63a5\uff09\u6216CTR\uff08\u8ba1\u6570\u5668\u6a21\u5f0f\uff09\uff0c\u907f\u514dECB\u6a21\u5f0f\uff08\u4e0d\u5b89\u5168\uff09\u3002<\/li>\n\n\n\n<li>\u793a\u4f8b\uff08\u4f2a\u4ee3\u7801\uff0c\u4f7f\u7528AES-CBC\uff09\uff1ac<code>#include &lt;aes.h> uint8_t key[16] = { <em>\/* 128\u4f4d\u5bc6\u94a5 *\/<\/em> }; uint8_t iv[16] = { <em>\/* \u521d\u59cb\u5316\u5411\u91cf *\/<\/em> }; void encrypt_data(uint8_t *data, uint8_t *output, uint32_t len) { aes_cbc_encrypt(data, output, len, key, iv); }<\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>XOR\u52a0\u7b80\u5355\u5bc6\u94a5\uff1a\u5bf9\u4e8e\u8d44\u6e90\u6781\u4f4e\u7684\u5355\u7247\u673a\uff0c\u53ef\u7528\u7b80\u5355XOR\u52a0\u5bc6\uff08\u5b89\u5168\u6027\u8f83\u4f4e\uff0c\u4ec5\u9632\u7b80\u5355\u7a83\u542c\uff09\u3002<br>\u793a\u4f8b\uff1ac<code>uint8_t key = 0x55; void encrypt(uint8_t *data, uint8_t *output, uint32_t len) { for (uint32_t i = 0; i &lt; len; i++) { output[i] = data[i] ^ key; } }<\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u4f18\u70b9\uff1a\u8ba1\u7b97\u901f\u5ea6\u5feb\uff0c\u9002\u5408\u5b9e\u65f6\u4f20\u8f93\u3002<\/li>\n\n\n\n<li>\u7f3a\u70b9\uff1a\u5bc6\u94a5\u5206\u53d1\u9700\u5b89\u5168\u901a\u9053\uff0c\u5355\u7247\u673a\u9700\u5b58\u50a8\u5bc6\u94a5\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2. \u975e\u5bf9\u79f0\u52a0\u5bc6\u975e\u5bf9\u79f0\u52a0\u5bc6\u4f7f\u7528\u516c\u94a5\u52a0\u5bc6\u3001\u79c1\u94a5\u89e3\u5bc6\uff0c\u9002\u5408\u5bc6\u94a5\u4ea4\u6362\u6216\u8ba4\u8bc1\uff0c\u4f46\u8ba1\u7b97\u590d\u6742\uff0c\u8d44\u6e90\u5360\u7528\u9ad8\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b97\u6cd5\uff1aRSA\u6216ECC\uff08\u692d\u5706\u66f2\u7ebf\u52a0\u5bc6\uff09\u3002ECC\u66f4\u9002\u5408\u5355\u7247\u673a\uff0c\u56e0\u5176\u5bc6\u94a5\u957f\u5ea6\u77ed\u3001\u8ba1\u7b97\u5f00\u9500\u4f4e\u3002<\/li>\n\n\n\n<li>\u5e94\u7528\u573a\u666f\uff1a\u7528\u4e8e\u521d\u59cb\u5bc6\u94a5\u4ea4\u6362\uff08\u5982Diffie-Hellman\u534f\u8bae\uff09\uff0c\u540e\u7eed\u7528\u5bf9\u79f0\u52a0\u5bc6\u4f20\u8f93\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u5c40\u9650\u6027\uff1a\u5355\u7247\u673a\u6027\u80fd\u53ef\u80fd\u4e0d\u8db3\uff0c\u9700\u4e13\u7528\u52a0\u5bc6\u82af\u7247\u6216\u9ad8\u6027\u80fdMCU\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">3. \u6d88\u606f\u8ba4\u8bc1\u7801\uff08MAC\uff09\u4e3a\u786e\u4fdd\u6570\u636e\u5b8c\u6574\u6027\u548c\u9632\u6b62\u7be1\u6539\uff0c\u53ef\u7ed3\u5408\u52a0\u5bc6\u4f7f\u7528MAC\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b97\u6cd5\uff1aHMAC\uff08\u5982HMAC-SHA256\uff09\u6216\u7b80\u5355\u7684\u6821\u9a8c\u548c\u3002<\/li>\n\n\n\n<li>\u5b9e\u73b0\uff1a\u5728\u6570\u636e\u540e\u9644\u52a0MAC\uff0c\u63a5\u6536\u7aef\u9a8c\u8bc1\u6570\u636e\u5b8c\u6574\u6027\u3002 \u793a\u4f8b\uff08\u7b80\u5355\u6821\u9a8c\uff09\uff1ac<code>uint8_t calculate_checksum(uint8_t *data, uint32_t len) { uint8_t checksum = 0; for (uint32_t i = 0; i &lt; len; i++) { checksum ^= data[i]; } return checksum; }<\/code><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">4. \u786c\u4ef6\u652f\u6301\u4e00\u4e9b\u5355\u7247\u673a\u63d0\u4f9b\u52a0\u5bc6\u786c\u4ef6\u6a21\u5757\uff0c\u6781\u5927\u63d0\u5347\u6548\u7387\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>STM32\uff1a\u652f\u6301AES\u3001DES\u3001SHA\u7b49\u786c\u4ef6\u52a0\u901f\u3002<\/li>\n\n\n\n<li>ESP32\uff1a\u5185\u7f6eAES\u3001SHA\u3001RNG\u6a21\u5757\u3002<\/li>\n\n\n\n<li>\u793a\u4f8b\uff08ESP32 AES\u52a0\u5bc6\uff09\uff1ac<code>#include &lt;mbedtls\/aes.h> void encrypt_data(uint8_t *input, uint8_t *output, size_t len) { mbedtls_aes_context aes; mbedtls_aes_init(&amp;aes); mbedtls_aes_setkey_enc(&amp;aes, key, 128); mbedtls_aes_crypt_cbc(&amp;aes, MBEDTLS_AES_ENCRYPT, len, iv, input, output); mbedtls_aes_free(&amp;aes); }<\/code><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">5. \u8f7b\u91cf\u5316\u52a0\u5bc6\u7b97\u6cd5\u4e3a\u4f4e\u7aef\u5355\u7247\u673a\u8bbe\u8ba1\uff0c\u8d44\u6e90\u5360\u7528\u5c11\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ChaCha\uff1a\u8f7b\u91cf\u3001\u9ad8\u6548\uff0c\u9002\u54088\u4f4d\/16\u4f4d\u5355\u7247\u673a\u3002<\/li>\n\n\n\n<li>Speck\/Simon\uff1aNSA\u8bbe\u8ba1\u7684\u8f7b\u91cf\u7ea7\u52a0\u5bc6\u7b97\u6cd5\uff0c\u9002\u5408\u7269\u8054\u7f51\u8bbe\u5907\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">6. \u5b9e\u73b0\u6b65\u9aa4<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>\u9009\u62e9\u52a0\u5bc6\u7b97\u6cd5\uff1a\u6839\u636e\u5355\u7247\u673a\u6027\u80fd\u548c\u5b89\u5168\u9700\u6c42\u9009\u62e9\uff08\u5982AES\u3001ChaCha\uff09\u3002<\/li>\n\n\n\n<li>\u5bc6\u94a5\u7ba1\u7406\uff1a\n<ul class=\"wp-block-list\">\n<li>\u9884\u7f6e\u5bc6\u94a5\uff08\u5b58\u50a8\u5728\u5355\u7247\u673a\u7684Flash\u6216EEPROM\uff0c\u6ce8\u610f\u9632\u8bfb\u53d6\uff09\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528Diffie-Hellman\u6216\u7269\u7406\u65b9\u5f0f\u5206\u53d1\u5bc6\u94a5\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u521d\u59cb\u5316\u5411\u91cf\uff08IV\uff09\uff1a\u6bcf\u6b21\u52a0\u5bc6\u4f7f\u7528\u968f\u673aIV\uff08\u901a\u8fc7RNG\u751f\u6210\uff09\uff0c\u5e76\u968f\u6570\u636e\u4f20\u8f93\u3002<\/li>\n\n\n\n<li>\u6570\u636e\u683c\u5f0f\uff1a\u52a0\u5bc6\u6570\u636e + IV + MAC\uff08\u53ef\u9009\uff09\uff0c\u786e\u4fdd\u63a5\u6536\u7aef\u80fd\u6b63\u786e\u89e3\u5bc6\u548c\u9a8c\u8bc1\u3002<\/li>\n\n\n\n<li>\u4f20\u8f93\uff1a\u901a\u8fc7\u4e32\u53e3\uff08\u5982UART\uff09\u53d1\u9001\u52a0\u5bc6\u6570\u636e\uff0c\u63a5\u6536\u7aef\u89e3\u5bc6\u5e76\u9a8c\u8bc1\u3002<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">7. \u6ce8\u610f\u4e8b\u9879<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6027\u80fd\uff1a\u5355\u7247\u673a\u8d44\u6e90\u6709\u9650\uff0c\u907f\u514d\u590d\u6742\u7b97\u6cd5\u5f71\u54cd\u5b9e\u65f6\u6027\u3002<\/li>\n\n\n\n<li>\u5b89\u5168\u6027\uff1a\u907f\u514d\u5f31\u52a0\u5bc6\uff08\u5982\u7b80\u5355XOR\uff09\u7528\u4e8e\u654f\u611f\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u5bc6\u94a5\u5b58\u50a8\uff1a\u9632\u6b62\u5bc6\u94a5\u6cc4\u9732\uff0c\u8003\u8651\u4f7f\u7528\u5b89\u5168\u82af\u7247\uff08\u5982ATECC608A\uff09\u3002<\/li>\n\n\n\n<li>\u8c03\u8bd5\uff1a\u52a0\u5bc6\u540e\u6570\u636e\u4e0d\u53ef\u8bfb\uff0c\u786e\u4fdd\u8c03\u8bd5\u5de5\u5177\u652f\u6301\u52a0\u5bc6\u534f\u8bae\u3002<\/li>\n\n\n\n<li>\u529f\u8017\uff1a\u52a0\u5bc6\u7b97\u6cd5\u53ef\u80fd\u589e\u52a0\u529f\u8017\uff0c\u4f18\u5316\u7b97\u6cd5\u548c\u786c\u4ef6\u9009\u62e9\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">8. \u63a8\u8350\u65b9\u6848<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f4e\u7aef\u5355\u7247\u673a\uff1a\u7528XOR\u6216Speck\uff0c\u7ed3\u5408\u7b80\u5355\u6821\u9a8c\u3002<\/li>\n\n\n\n<li>\u4e2d\u9ad8\u7aef\u5355\u7247\u673a\uff1a\u7528AES-CBC\uff08\u786c\u4ef6\u52a0\u901f\uff09+ HMAC-SHA256\u3002<\/li>\n\n\n\n<li>\u9ad8\u5b89\u5168\u6027\u573a\u666f\uff1a\u7ed3\u5408ECC\u5bc6\u94a5\u4ea4\u6362\u548cAES\u52a0\u5bc6\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u9700\u9488\u5bf9\u5177\u4f53\u5355\u7247\u673a\u578b\u53f7\uff08\u5982STM32\u3001AVR\u3001ESP32\uff09\u6216\u5e94\u7528\u573a\u666f\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u8bf7\u63d0\u4f9b\u66f4\u591a\u7ec6\u8282\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u5355\u7247\u673a\u4e32\u53e3\u4f20\u8f93\u6570\u636e\u65f6\uff0c\u52a0\u5bc6\u53ef\u4ee5\u4fdd\u62a4\u6570\u636e\u7684\u673a\u5bc6\u6027\u548c\u5b8c\u6574\u6027\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u5e38\u89c1\u7684\u4e32\u53e3\u6570\u636e\u52a0\u5bc6\u65b9\u6cd5\uff0c\u9002\u5408\u5355\u7247\u673a\u8d44\u6e90\u53d7\u9650 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/wp.ytdx.cc\/index.php\/2025\/10\/18\/%e4%b8%b2%e5%8f%a3%e9%80%9a%e4%bf%a1%e5%8a%a0%e5%af%86%e5%a4%87%e8%80%83\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u201c\u4e32\u53e3\u901a\u4fe1\u52a0\u5bc6\u5907\u8003\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-236","post","type-post","status-publish","format-standard","hentry","category-date","entry"],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/posts\/236","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/comments?post=236"}],"version-history":[{"count":1,"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/posts\/236\/revisions"}],"predecessor-version":[{"id":237,"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/posts\/236\/revisions\/237"}],"wp:attachment":[{"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/media?parent=236"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/categories?post=236"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wp.ytdx.cc\/index.php\/wp-json\/wp\/v2\/tags?post=236"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}