{"id":23776,"date":"2022-11-28T08:23:14","date_gmt":"2022-11-28T02:53:14","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-android-aes-decryption-returning-rare-characters-v2-0\/"},"modified":"2022-11-28T08:23:14","modified_gmt":"2022-11-28T02:53:14","slug":"solved-android-aes-decryption-returning-rare-characters-v2-0","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-android-aes-decryption-returning-rare-characters-v2-0\/","title":{"rendered":"[Solved] Android AES decryption returning rare characters V2.0"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-49456314\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"49456314\" data-parentid=\"49347029\" data-score=\"0\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>Made it!<\/p>\n<p>After a long time of searching thanks to all you guys who answered this post i used the bouncy castle library and i&#8217;ve decrypt the desired String by doing the following:<\/p>\n<pre><code>public static String decrypt(String valueToDecrypt) throws Exception {\n    AESCrypt enc = new AESCrypt();\n    return new String(enc.decryptInternal(valueToDecrypt)).trim();\n}\n\nprivate byte[] decryptInternal(String code) throws Exception {\n    if (code == null || code.length() == 0) {\n        throw new Exception(\"Empty string\");\n    }\n\n    byte[] decrypted = null;\n    try {\n\n\n        byte[] key= SecretKey.getBytes(\"UTF-8\");\n        PaddedBufferedBlockCipher c = new PaddedBufferedBlockCipher(new RijndaelEngine(256), new ZeroBytePadding());\n        CipherParameters params= new KeyParameter(key);`\n        \/\/ false because its going to decrypt\n        c.init(false,params);\n        decrypted= GetData(c,(Base64.decode(code,Base64.DEFAULT));\n\n    } catch (Exception e) {\n        throw new Exception(\"[decrypt] \" + e.getMessage());\n    }\n    return decrypted;\n}\n\n\nprivate static byte[] GetData(PaddedBufferedBlockCipher cipher, byte[] data) throws InvalidCipherTextException\n{\n    int minSize = cipher.getOutputSize(data.length);\n    byte[] outBuf = new byte[minSize];\n    int length1 = cipher.processBytes(data, 0, data.length, outBuf, 0);\n    int length2 = cipher.doFinal(outBuf, length1);\n    int actualLength = length1 + length2;\n    byte[] cipherArray = new byte[actualLength];\n    for (int x = 0; x &lt; actualLength; x++) {\n        cipherArray[x] = outBuf[x];\n    }\n    return cipherArray;\n}\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Android AES decryption returning rare characters V2.0 <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] Made it! After a long time of searching thanks to all you guys who answered this post i used the bouncy castle library and i&#8217;ve decrypt the desired String by doing the following: public static String decrypt(String valueToDecrypt) throws Exception { AESCrypt enc = new AESCrypt(); return new String(enc.decryptInternal(valueToDecrypt)).trim(); } private byte[] decryptInternal(String code) &#8230; <a title=\"[Solved] Android AES decryption returning rare characters V2.0\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-android-aes-decryption-returning-rare-characters-v2-0\/\" aria-label=\"More on [Solved] Android AES decryption returning rare characters V2.0\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[1319,452,557,323],"class_list":["post-23776","post","type-post","status-publish","format-standard","hentry","category-solved","tag-aes","tag-android","tag-encryption","tag-java"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Android AES decryption returning rare characters V2.0 - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-android-aes-decryption-returning-rare-characters-v2-0\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Android AES decryption returning rare characters V2.0 - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] Made it! After a long time of searching thanks to all you guys who answered this post i used the bouncy castle library and i&#8217;ve decrypt the desired String by doing the following: public static String decrypt(String valueToDecrypt) throws Exception { AESCrypt enc = new AESCrypt(); return new String(enc.decryptInternal(valueToDecrypt)).trim(); } private byte[] decryptInternal(String code) ... 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After a long time of searching thanks to all you guys who answered this post i used the bouncy castle library and i&#8217;ve decrypt the desired String by doing the following: public static String decrypt(String valueToDecrypt) throws Exception { AESCrypt enc = new AESCrypt(); return new String(enc.decryptInternal(valueToDecrypt)).trim(); } private byte[] decryptInternal(String code) ... 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