PHP

You can find Request and Response class in the kit. You can use the encrypt() and decrypt() from HesabeCrypt class.

Download PHP Kit for below php 8.3

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<?php

$encrypted = HesabeCrypt::encrypt($requestDataJson, $encryptionKey, $ivKey);
$decrypted = HesabeCrypt::decrypt($checkoutResponseContent, $encryptionKey, $ivKey);