<?php
function simple_encrypt($text, $salt = "earlysandwich.com")
{
return trim(base64_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_256, $salt, $text, MCRYPT_MODE_ECB, mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB), MCRYPT_RAND))));
}
// This function will be used to decrypt data.
function simple_decrypt($text, $salt = "earlysandwich.com")
{
return trim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, $salt, base64_decode($text), MCRYPT_MODE_ECB, mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB), MCRYPT_RAND)));
}
// Encrypt a tring and echo it
$encoded = simple_encrypt("this text will be encoded and decoded" , "secured");
echo "This is encoded string: $encoded \n";
// Now to decode the encoded text
$decoded = simple_decrypt($encoded , "secured");
echo "This is decoded string: $decoded \n";
Fatal error: Uncaught Error: Call to undefined function mcrypt_encrypt() in /in/jVHrO:5
Stack trace:
#0 /in/jVHrO(14): simple_encrypt('this text will ...', 'secured')
#1 {main}
thrown in /in/jVHrO on line 5
Process exited with code 255.