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<?php $tempToken = "a55017c7-ce6a-4198-9af1-0c530c5d901f6f5f2cf2-c5e4-4dca-bc2f-80f3eb017de8"; $clearText = "AuthToken=a55017c7-ce6a-4198-9af1-0c530c5d901f6f5f2cf2-c5e4-4dca-bc2f-80f3eb017de8&PayerId=3356997047357992&PaymentProcessType=CreditCard&ProcessMethod=None&PaymentMethodStorageOption=None&ReturnURL=https://il01addproc.propay.com:443/Return.aspx "; // $tempToken = "1f25d31c-e8fe-4d68-be73-f7b439bfa0a329e90de6-4e93-4374-8633-22cef77467f5"; // $clearText = "AuthToken=1f25d31c-e8fe-4d68-be73-f7b439bfa0a329e90de6-4e93-4374-8633-22cef77467f5&PayerID=2833955147881261&Amount=10.00&CurrencyCode=USD&ProcessMethod=Capture&PaymentMethodStorageOption=None&InvoiceNumber=Invoice123&Comment1=comment1&Comment2=comment2&echo=echotest&ReturnURL=https://il01addproc.propay.com:443/Return.aspx&ProfileId=3351&PaymentProcessType=CreditCard&StandardEntryClassCode=&DisplayMessage=True&Protected=False"; // Encode the TempToken string in UTF-8 $encodedTempToken = utf8_encode($tempToken); // Get the MD5 hash of $encodedTempToken in raw binary format with a length of 16 $md5Hash = md5($encodedTempToken, TRUE); // Encode the name value string in UTF-8 $encodedNameValueString = utf8_encode($clearText); // Pad the name value string using pkcs5_pad // $blocksize = mcrypt_get_block_size('rijndael_128', 'cbc'); // $pad = $blocksize - (strlen($encodedNameValueString) % $blocksize); // $encodedNameValueString = $encodedNameValueString . str_repeat(chr($pad), $pad); // Use AES-128 encryption to encrypt the name value string with the key and IV both being equal to the MD5 hash of $encodedTempToken $aes128 = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $md5Hash, $encodedNameValueString, MCRYPT_MODE_CBC, $md5Hash); // Use Base64 encoding to send the resulting bytes of the encrypted name value string $settingsCipher = base64_encode($aes128); echo $settingsCipher;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/s1OY4
function name:  (null)
number of ops:  31
compiled vars:  !0 = $tempToken, !1 = $clearText, !2 = $encodedTempToken, !3 = $md5Hash, !4 = $encodedNameValueString, !5 = $aes128, !6 = $settingsCipher
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, 'a55017c7-ce6a-4198-9af1-0c530c5d901f6f5f2cf2-c5e4-4dca-bc2f-80f3eb017de8'
    6     1        ASSIGN                                                   !1, 'AuthToken%3Da55017c7-ce6a-4198-9af1-0c530c5d901f6f5f2cf2-c5e4-4dca-bc2f-80f3eb017de8%26PayerId%3D3356997047357992%26PaymentProcessType%3DCreditCard%26ProcessMethod%3DNone%26PaymentMethodStorageOption%3DNone%26ReturnURL%3Dhttps%3A%2F%2Fil01addproc.propay.com%3A443%2FReturn.aspx%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B%0B'
   12     2        INIT_FCALL                                               'utf8_encode'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $9      
          5        ASSIGN                                                   !2, $9
   15     6        INIT_FCALL                                               'md5'
          7        SEND_VAR                                                 !2
          8        SEND_VAL                                                 <true>
          9        DO_ICALL                                         $11     
         10        ASSIGN                                                   !3, $11
   18    11        INIT_FCALL                                               'utf8_encode'
         12        SEND_VAR                                                 !1
         13        DO_ICALL                                         $13     
         14        ASSIGN                                                   !4, $13
   26    15        INIT_FCALL_BY_NAME                                       'mcrypt_encrypt'
         16        FETCH_CONSTANT                                   ~15     'MCRYPT_RIJNDAEL_128'
         17        SEND_VAL_EX                                              ~15
         18        SEND_VAR_EX                                              !3
         19        SEND_VAR_EX                                              !4
         20        FETCH_CONSTANT                                   ~16     'MCRYPT_MODE_CBC'
         21        SEND_VAL_EX                                              ~16
         22        SEND_VAR_EX                                              !3
         23        DO_FCALL                                      0  $17     
         24        ASSIGN                                                   !5, $17
   29    25        INIT_FCALL                                               'base64_encode'
         26        SEND_VAR                                                 !5
         27        DO_ICALL                                         $19     
         28        ASSIGN                                                   !6, $19
   31    29        ECHO                                                     !6
         30      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0

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