前端RSA加密及压缩base64

清疚 2022-06-10 02:24 204阅读 0赞

加密：[jsencrypt][]:https://github.com/travist/jsencrypt

压缩及base64:[pako][]:https://github.com/nodeca/pako

参考：

jsencrypt [http://www.cnblogs.com/zhaoyihao/p/5345784.html][http_www.cnblogs.com_zhaoyihao_p_5345784.html]

pako [http://blog.csdn.net/lan\_liang/article/details/53924693][http_blog.csdn.net_lan_liang_article_details_53924693]

<!doctype html>
    <html>
      <head>
        <title>JavaScript RSA Encryption</title>
        <script src="http://code.jquery.com/jquery-1.8.3.min.js"></script>
    	<script src="bin/jsencrypt.min.js"></script>
        <script src="bin/pako.min.js"></script>
        <script type="text/javascript">	
        </script>
      </head>
      <body>
    	<a href="javascript:rsa();">加密</a><br/><br/>
    	<a href="javascript:unRsa();">解密</a>
        <script>
    		var b64Data     = 'H4sIAAAAAAAAAJ3UMQ7CMAwF0KugP2ewEzdpcxXUAbWAOiHUMqCqdyeVQAobfGXIYL8hP5ZXnEdkeNEk6vUgXTbLonC4zMjHFY/5Wm511ekdTsOCLKVp2rlIKOA2jTuBot/cr7BhobEwsbAloY8kDGyqoQ5H/oHsdwQ21cCmaspCz0L2jcYOgLHhNGw4TT1yVmBpuS9PZHWY35siqnxvimEvpE9FY4peQhfbhO0FDnuFqWAEAAA=';  
    		var ticketData = '{"ed":"20170121 09:44:01","fs":[{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"003","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"005","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"004","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"007","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"008","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"026","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"033","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"034","oids":["0"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"035","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"037","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"038","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"041","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"042","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"047","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"046","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"048","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"051","oids":["1"]},{"usg":[1,1,1,1,1,1,1],"act":0,"fid":"053","oids":["4"]}],"qty":1,"sd":"20161021 09:44:01","cd":"72016102116762039687"}';  
    		// Output to console  
    		 
    		
    		//加密
    		var prk='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'
    		var pbk='MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAylJ6pyOuAEWMwv7NOpECzc/3uBZO4QaZ5BMbJQMEVKXFkgWvzOd2aBz65z70/679joELF/YamKHxPazpPrWz1za5hEpjm/6YOxlKHhAyMkcHaqeTZT8fP9gI6nBEyUB6glkXhNlcHxBttXpZn3B628VeGovpsWzV6DbLYIgTAvN1kU1INnNzYhAYzXORkwS1wGYFOSc26v5hiMO3KjnHudpqD7JYgDGU85nSD82z9FHFDJctDpUro65LjwGEO2EAl1zcWPdUImFbJ2ojyh1kpSgG6qjKIxLa8kxOx+9DtvMBkL07zebP9m8a7CKDkTd2qOoio4emX1xTFj/f91DuiQIDAQAB'
    		
    		var ect = new JSEncrypt();
            ect.setPublicKey(pbk);
    		
    		var ectStr='',zipStr='';
    		
    		//加密
    		function rsa(){
    			var pData={
    				name:'kaisa11fasdfasdf',
    				pwd:'a123456fasdfasdf'
    			}
    			ectStr=ect.encrypt(JSON.stringify(pData));//加密
    			zipStr = zip(ectStr);//压缩base64
    			console.log("zipped:");
    			console.log(rsaStr);
    		}
    		//解密
    		function unRsa(){
    			//解压base64
    			var s = unzip(rsaStr);
    			console.log("unzipped:");  
    			console.log(s); 
    			//解密
    			var decrypt = new JSEncrypt();
                decrypt.setPrivateKey(prk);
                var uncrypted = decrypt.decrypt(ectStr);
    		}
    		  
    		  
    		function unzip(b64Data){  
    			var strData     = atob(b64Data);  
    			  
    			// Convert binary string to character-number array  
    			var charData    = strData.split('').map(function(x){return x.charCodeAt(0);});  
    		  
    		  
    			// Turn number array into byte-array  
    			var binData     = new Uint8Array(charData);  
    		  
    		  
    			// // unzip  
    			var data        = pako.inflate(binData);  
    		  
    		  
    			// Convert gunzipped byteArray back to ascii string:  
    			strData     = String.fromCharCode.apply(null, new Uint16Array(data));  
    			return strData;  
    		}  
    		  
    		  
    		function zip(str){  
    			var binaryString = pako.gzip(str, { to: 'string' });  
    			  
    			return btoa(binaryString);  
    		}
    	</script>
      </body>
    </html>

[demo][]

[jsencrypt]: https://github.com/travist/jsencrypt
[pako]: https://github.com/nodeca/pako
[http_www.cnblogs.com_zhaoyihao_p_5345784.html]: http://www.cnblogs.com/zhaoyihao/p/5345784.html
[http_blog.csdn.net_lan_liang_article_details_53924693]: http://blog.csdn.net/lan_liang/article/details/53924693
[demo]: http://download.csdn.net/detail/u010730458/9924527