23 lines
479 B
PHP
23 lines
479 B
PHP
<?php
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function encryptDecrypt($input) {
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$key = 'KCQ';
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$inputLen = strlen($input);
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$keyLen = strlen($key);
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if ($inputLen <= $keyLen) {
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return $input ^ $key;
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}
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for ($i = 0; $i < $inputLen; ++$i) {
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$input[$i] = $input[$i] ^ $key[$i % $keyLen];
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}
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return $input;
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}
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$encrypted = encryptDecrypt('kylewbanks.com');
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echo "Encrypted:" . $encrypted . "\n";
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$decrypted = encryptDecrypt($encrypted);
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echo "Decrypted:" . $decrypted . "\n";
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