解密通过Java加密的XML代码的PHP代码 [英] PHP code to decrypt XML encrypted through Java
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问题描述
我已经尝试过像mcrypt_decrypt这样的功能,也跟随其他帖子,但我不知道要传递什么确切的参数。
有人可以帮我创建PHP函数来解密这个。
我有加密XML的java代码。
private static String encrypt(String encryptionKey,String value) throws Exception {
//实例化encrypter / decrypter
String paddedValue = value;
if((value.length()%8)!= 0){
for(int i = 0; i <(8 - value.length()%8); i ++){
paddedValue + ='';
}
}
byte [] iv = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
byte [] valueByteArray = paddedValue.getBytes(UTF8);
SecretKeySpec desKey = new SecretKeySpec(encryptionKey.getBytes(),DES);
密码desCipher = Cipher.getInstance(DES / CBC / NoPadding);
desCipher.init(Cipher.ENCRYPT_MODE,desKey,new IvParameterSpec(iv));
//使用utf-8将字符串编码成字节
//加密
byte [] encryptedBytesArray = desCipher.doFinal(valueByteArray);
StringBuffer encryptedValue = new StringBuffer(1000000); (int i = 0,n = encryptedBytesArray.length; i String hex =(java.lang.Integer.toHexString(encryptedBytesArray [i]& ; 0XFF));
if(hex.length()== 1){
encryptedValue.append(0)。append(hex);
} else {
encryptedValue.append(hex);
}
}
返回encryptedValue.toString()。toUpperCase();
}
谢谢。
解决方案
您可以使用 mcrypt_decrypt()
,使用以下参数:
mcrypt_decrypt(MCRYPT_DES,$ key,hex2bin($ data) CBC);
如果您没有 hex2bin()
,您可以使用 pack()
:
mcrypt_decrypt(MCRYPT_DES,$ key,pack('H *',$ data),cbc);
I am trying to decrypt XML which is enrypted through Java but no luck... I have tried functions like mcrypt_decrypt and also followed other posts but I am not sure what exact parameters to pass.
Can someone please help me to create PHP function to decrypt this. I have the java code which is encrypting the XML.
private static String encrypt(String encryptionKey, String value) throws Exception{
//Instantiate the encrypter/decrypter
String paddedValue = value;
if ((value.length() % 8) != 0) {
for (int i= 0; i< (8 - value.length() % 8); i++) {
paddedValue += ' ';
}
}
byte[] iv ={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
byte[] valueByteArray = paddedValue.getBytes("UTF8");
SecretKeySpec desKey = new SecretKeySpec(encryptionKey.getBytes(), "DES");
Cipher desCipher = Cipher.getInstance("DES/CBC/NoPadding");
desCipher.init(Cipher.ENCRYPT_MODE, desKey, new IvParameterSpec(iv));
// Encode the string into bytes using utf-8
// Encrypt
byte[] encryptedBytesArray = desCipher.doFinal(valueByteArray);
StringBuffer encryptedValue = new StringBuffer(1000000);
for (int i = 0, n = encryptedBytesArray.length; i < n; i++) {
String hex = (java.lang.Integer.toHexString(encryptedBytesArray[i] & 0XFF));
if (hex.length() == 1) {
encryptedValue.append("0").append(hex);
} else {
encryptedValue.append(hex);
}
}
return encryptedValue.toString().toUpperCase();
}
Thank you.
解决方案
You can use mcrypt_decrypt()
, using the following arguments:
mcrypt_decrypt(MCRYPT_DES, $key, hex2bin($data), "cbc");
If you don't have hex2bin()
you can use pack()
:
mcrypt_decrypt(MCRYPT_DES, $key, pack('H*', $data), "cbc");
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