{"id":1847,"date":"2023-03-29T21:58:34","date_gmt":"2023-03-29T13:58:34","guid":{"rendered":"https:\/\/www.appblog.cn\/?p=1847"},"modified":"2023-04-22T09:10:34","modified_gmt":"2023-04-22T01:10:34","slug":"solutions-to-issues-arising-from-different-encryption-standards-between-android-rsa-and-java-rsa","status":"publish","type":"post","link":"https:\/\/www.appblog.cn\/index.php\/2023\/03\/29\/solutions-to-issues-arising-from-different-encryption-standards-between-android-rsa-and-java-rsa\/","title":{"rendered":"Android RSA\u4e0eJava RSA\u52a0\u5bc6\u4e0d\u540c\u6807\u51c6\u4ea7\u751f\u95ee\u9898\u7684\u89e3\u51b3\u65b9\u6cd5"},"content":{"rendered":"<p>\u6700\u8fd1\u505a\u4e00\u4e2a\u57fa\u4e8eAndroid\u7684\u5ba2\u6237\u7aef\uff0c\u5ba2\u6237\u7aef\u4e0eJava\u670d\u52a1\u5668\u7684\u901a\u4fe1\u9700\u8981\u5b9e\u65bd\u5b89\u5168\u65b9\u6848\u3002\u4f7f\u7528\u975e\u5bf9\u79f0\u5bc6\u94a5\u6765\u5bf9\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\u7684\uff0c\u5ba2\u6237\u7aef\u7528\u516c\u94a5\u52a0\u5bc6\uff0c\u670d\u52a1\u5668\u7528\u79c1\u94a5\u89e3\u5bc6\u3002\u56e0\u6b64\u5c31\u7528\u975e\u5bf9\u79f0\u5bc6\u94a5RSA\u7b97\u6cd5\u6765\u5b9e\u65bd\uff0c\u5728Android\u5e73\u53f0\u4e0a\u4e0e\u670d\u52a1\u7aef\u521d\u59cb\u5316Cipher\u7684\u65f6\u5019\u90fd\u662f\u4f7f\u7528\u4ee5\u4e0b\u8fd9\u79cd\u65b9\u5f0f\uff1a<\/p>\n<pre><code class=\"language-java\">Cipher cipher = Cipher.getInstance(&quot;RSA\/ECB\/PKCS1Padding&quot;);\ncipher.init(Cipher.ENCRYPT_MODE, key);\nint blockSize = cipher.getBlockSize();<\/code><\/pre>\n<p><!-- more --><\/p>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cAndroid\u5e73\u53f0\u7684\u5ba2\u6237\u7aef\u53ef\u4ee5\u52a0\u5bc6\u6210\u529f\u3002\u800c\u5230\u4e86\u670d\u52a1\u5668\u5374\u65e0\u6cd5\u89e3\u5bc6\uff0c\u5374\u629b\u51fa\u4e86\u4ee5\u4e0b\u5f02\u5e38\uff1a<\/p>\n<pre><code>java.lang.Exception: Blocktype mismatch: 0<\/code><\/pre>\n<p>\u5728\u7f51\u4e0a\u641c\u7d22\u4e86\u5f88\u591a\u8d44\u6599\uff0c\u6709\u5f88\u591a\u89e3\u51b3Android RSA\u4e0eJava\u52a0\u5bc6\u6807\u51c6\u4e0d\u540c\u4ea7\u751f\u7684\u3002\u4f46\u662f\u5927\u90e8\u5206\u89e3\u51b3\u65b9\u6cd5\u90fd\u662f\u8bf4\u628aAndroid\u5ba2\u6237\u7aef\u548cJava\u670d\u52a1\u7aef\u4e0a\u65b9\u6cd5<code>getInstance<\/code>\u7684\u53c2\u6570\u5199\u6210\u7edf\u4e00\u5f62\u5f0f\uff0c\u5982\uff1a<code>RSA\/ECB\/PKCS1Padding<\/code>\u6216\u8005<code>RSA\/None\/PKCS1Padding<\/code>\u3002\u4f46\u662f\u5f53\u672c\u4eba\u6539\u6210\u76f8\u540c\u5f62\u5f0f\u7684\u65f6\u5019\uff0c\u8fd8\u662f\u51fa\u73b0\u4e0a\u9762\u7684\u76f8\u540c\u7684\u5f02\u5e38\uff1a<\/p>\n<pre><code>java.lang.Exception: Blocktype mismatch: 0<\/code><\/pre>\n<p>Android\u5e73\u53f0\u4e0aRSA\u52a0\u5bc6\u7b97\u6cd5\u7528\u7684\u9ed8\u8ba4<code>Provider<\/code>\u662f<code>org.bouncycastle.jce.provider.BouncyCastleProvider<\/code>\u3002\u56e0\u6b64\u5728\u670d\u52a1\u7aef\u8981\u60f3\u7528\u79c1\u94a5\u89e3\u5bc6Android\u5ba2\u6237\u7aef\u7528\u516c\u94a5\u52a0\u5bc6\u7684\u6570\u636e\uff0c\u5728\u83b7\u5f97<code>Cipher<\/code>\u5bf9\u8c61\u7684\u65f6\u5019\u5fc5\u987b\u6307\u5b9a<code>Provider<\/code>\u4e3a<code>org.bouncycastle.jce.provider.BouncyCastleProvider<\/code>\u3002\u4e5f\u5c31\u662f\u5728\u670d\u52a1\u5668\u4e0a\u4f7f\u7528\u4e0eAndroid\u5ba2\u6237\u7aefRSA\u7b97\u6cd5\u4e2d\u76f8\u540c\u7684<code>Provider<\/code>\u3002<\/p>\n<p>bouncycastle: <a target=\"_blank\" rel=\"noopener\" href=\"http:\/\/www.bouncycastle.org\/latest_releases.html\">http:\/\/www.bouncycastle.org\/latest_releases.html<\/a><\/p>\n<p>Android\uff1a<\/p>\n<pre><code class=\"language-java\">Cipher cipher = Cipher.getInstance(&quot;RSA\/ECB\/PKCS1Padding&quot;);<\/code><\/pre>\n<p>Java\u670d\u52a1\u7aef\uff1a<\/p>\n<pre><code class=\"language-java\">Cipher cipher = Cipher.getInstance(&quot;RSA\/ECB\/PKCS1Padding&quot;, new BouncyCastleProvider());<\/code><\/pre>\n<p>\u81f3\u6b64\uff0c\u7531Android RSA\u4e0eJava RSA\u52a0\u5bc6\u6807\u51c6\u4e0d\u540c\u95ee\u9898\u5373\u53ef\u5f7b\u5e95\u89e3\u51b3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\u505a\u4e00\u4e2a\u57fa\u4e8eAndroid\u7684\u5ba2\u6237\u7aef\uff0c\u5ba2\u6237\u7aef\u4e0eJava\u670d\u52a1\u5668\u7684\u901a\u4fe1\u9700\u8981\u5b9e\u65bd\u5b89\u5168\u65b9\u6848\u3002\u4f7f\u7528\u975e\u5bf9\u79f0\u5bc6\u94a5\u6765\u5bf9\u6570\u636e\u8fdb\u884c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61],"tags":[108],"class_list":["post-1847","post","type-post","status-publish","format-standard","hentry","category-android-basic","tag-rsa"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1847","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1847"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1847\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1847"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1847"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1847"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}