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<p>while preserving the program's behavior.</p>

<p><big> Payload encoding for malware evasion </big></p>
<p><a href="page.php?w=XOR_cipher">XOR encryption</a> and <a href="page.php?w=Base64">Base64</a> encoding are two common methods used to hide <a href="page.php?w=malware">malware</a> from <a href="page.php?w=antivirus_software">antivirus detection</a>. Both work by changing how malicious code appears in its file form, which prevents security software from recognizing dangerous patterns.</p>

<p>In XOR obfuscation, an attacker chooses a secret key and</p><p>
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