Encoding and decoding Data Script

OTHER_INFORMATION/php files/encode_decode.php

+<?php
+
+
+//encrypts data using PHP openssl
+function encrypt($data, $key)
+{
+   
+    $encryption_key = base64_decode($key);
+    $iv = openssl_random_pseudo_bytes(openssl_cipher_iv_length('aes-256-cbc'));
+    $encrypted = openssl_encrypt($data, 'aes-256-cbc', $encryption_key, 0, $iv);
+    return base64_encode($encrypted . '::' . $iv);
+}
+
+//decrypts data using the same key as the encrpyt function
+function decrypt($data, $key)
+{
+    $encryption_key = base64_decode($key);
+    list($encrypted_data, $iv) = array_pad(explode('::', base64_decode($data), 2), 2, null);
+    return openssl_decrypt($encrypted_data, 'aes-256-cbc', $encryption_key, 0, $iv);
+}
\ No newline at end of file