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import java.io.IOException;import java.io.UnsupportedEncodingException;import java.security.InvalidKeyException;import java.security.Key;import java.security.NoSuchAlgorithmException;import javax.crypto.Mac;import javax.crypto.spec.SecretKeySpec;/** * * HmacSHA1加密類 * */public class SHA1 { public static String getHmacSHA1(String password,String loginname, String algorithm){ byte[] keyBytes = password.getBytes(); Key key = new SecretKeySpec(keyBytes, 0, keyBytes.length, algorithm); Mac mac=null; try { mac = Mac.getInstance(algorithm); mac.init(key); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); }catch (InvalidKeyException e) { e.printStackTrace(); } return byteArrayToHex(mac.doFinal(loginname.getBytes())); } /** * 16進位加密 * @param a * @return */ protected static String byteArrayToHex(byte [] a) { int hn, ln, cx; String hexDigitChars = "0123456789abcdef"; StringBuffer buf = new StringBuffer(a.length * 2); for(cx = 0; cx < a.length; cx++) { hn = ((int)(a[cx]) & 0x00ff) /16 ; ln = ((int)(a[cx]) & 0x000f); buf.append(hexDigitChars.charAt(hn)); buf.append(hexDigitChars.charAt(ln)); } return buf.toString(); } public static void main(String[] args) throws NoSuchAlgorithmException, UnsupportedEncodingException, IOException { String loginKey= getHmacSHA1("密碼", "使用者名稱", "HmacSHA1"); System.out.println(loginKey);//53b3a8413cf49e939d8711a0ba34916b2ec2db75 String loginKey2= getHmacSHA1("123456", "admin", "HmacSHA1"); System.out.println(loginKey2);//3c39afa93e0b12c28f1f08b18488ebd4ad2e5858 }}
html+JavaScript代碼:
<html> <head> <script src="./hmac-sha1.js"></script> <script type="text/javascript"> function genkey() { var userName=document.getElementById("userName").value; var password=document.getElementById("password").value; var hash = CryptoJS.HmacSHA1(userName, password); document.getElementById("key").value=hash; }; </script> </head> <body> 使用者名稱:<input id="userName" value="" type="text"> 密碼:<input id="password" value="" type="text"><br> 40位字元key:<input id="key" value="" type="text" style="width:400px"><br> <input id="genKey" value="產生key" type="button" onclick="genkey()"> </body></html> java 以及 js ，html 源碼下載： 連結：http://pan.baidu.com/s/1c0pTIes 密碼：j77s
java 和 javascript CryptoJS 進行HmacSHA1加密
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