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这是我的问题,我有从java(jsp)接口创建的用户帐户,它使用Blowfish/ECB/PKCS5Padding加密密码以存储在数据库中。现在,我试图从一个不同的应用程序进行身份验证,该应用程序是使用从java(jsp)前端创建的用户帐户在PHP中开发的,但是当我尝试并比较从java端和PHP加密后返回的值时出来是不一样的。Java密码和php mcrypt_encrypt(带ECB填充的BLOWFISH算法)
Java代码:
import java.io.*;
import java.util.*;
import javax.crypto.*;
import javax.crypto.spec.*;
import java.security.Provider;
import java.security.Security;
public class Test
{
public static byte[] raw =null;
public static SecretKeySpec skeySpec;
public static Cipher cipher;
public static void main(String ags[]) throws Exception
{
byte[] key={1,2,3,4,5,6,7};
skeySpec = new SecretKeySpec(key, "Blowfish");
System.out.println("KEY : "+bytesToString(skeySpec.getEncoded()));
String cipherInstName = "Blowfish/ECB/PKCS5Padding";
cipher = Cipher.getInstance(cipherInstName);
cipher.init(Cipher.ENCRYPT_MODE,skeySpec);
byte[] encrypted = cipher.doFinal(("asdfgh").getBytes());
System.out.println("PLAIN TEXT : "+("asdfgh").getBytes());
System.out.println("ENCRYPTED TEXT : "+bytesToString(encrypted));
}
private static String bytesToString(byte [] value)
{
StringBuffer retVal = new StringBuffer();
for(int i=0; i<value.length; i++)
{
retVal.append(value[i]+":");
}
int inx = retVal.toString().lastIndexOf(":");
retVal= new StringBuffer(retVal.toString().substring(0,inx));
return retVal.toString();
}
}
JAVA OUTPUT:
KEY : 1:2:3:4:5:6:7
PLAIN TEXT : [[email protected]
ENCRYPTED TEXT : 81:102:-114:102:82:80:83:-123
PHP代码:
function pkcs5_pad($text,$blocksize)
{
$pad = $blocksize - (strlen($text) % $blocksize);
return $text.str_repeat(chr($pad),$pad);
}
function pkcs5_unpad($text)
{
$pad = ord($text{strlen($text)-1});
if ($pad > strlen($text)) return false;
if (strspn($text, chr($pad), strlen($text) - $pad) != $pad) return false;
return substr($text, 0, -1 * $pad);
}
$blockSize = mcrypt_get_block_size(MCRYPT_BLOWFISH,MCRYPT_MODE_ECB);
$padded = pkcs5_pad("asdfgh",$blockSize);
$key="1:2:3:4:5:6:7";
echo "<br/>";
//$cipher = mcrypt_ecb(MCRYPT_BLOWFISH,$key, $padded, MCRYPT_ENCRYPT);
$cipher = mcrypt_encrypt("blowfish",$key,$padded,"ecb");
echo "ENCRYPTED TEXT : ".base64_encode($cipher);
PHP OUTPUT:
ENCRYPTED TEXT : draOlOiLFMs/Y+x+7mOhZw==
请帮我解决这个问题。
谢谢:)
请给我一些想法,我错了,所以我会尝试纠正它。 – user1698537
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