Basit Şifrelemeyi Maskeleme

php-base64-mask.php

<?php

$char = array("a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z","=");
$charEncrypt = array("!1","!2","!3","!4","!5","!6","#0","#1","#3","#4","#5","#6","$1","$2","#3","$4","$5","$6","%1","%2","%3","%4","%5","%6","<1","<2","<3","<4","<5","<6","&1","&2","&3","&4","&5","&6","+1","+2","+3","+4","+5","+6","*1","*2","*3","*4","*5","*6","-1","-2","-3","-4","$9");

$testData = 'test';
echo $testData.'<br/>';

//Encryption
$encryption = base64_encode($testData); //data base64 şifrelenir.
echo 'Base64: '.$encryption.'<br/>';

//Base64 karakterleri kendi şifreniz ile değiştirilir.
for($i = 0; $i < count($char); $i++){
	$encryption = str_replace($char[$i], $charEncrypt[$i], $encryption);		
}
echo 'Encrypted: '.$encryption.'<br/>';

//Decryption
$decryption = $encryption;
//Kendi şifrelemeniz base64 karakterlerine geri alınır.
for($i = 0; $i < count($char); $i++){
	$decryption = str_replace($charEncrypt[$i], $char[$i], $decryption);		
}
echo 'Decrypted: '.$decryption.'<br/>';
$decryption = base64_decode($decryption); //base64 decode edilir.
echo $decryption;


/*
	Output:
	test
	Base64: dGVzdA==
	Encrypted: !4&3*6<2!4<3$9$9
	Decrypted: dGVzdA==
	test
*/