### Comment:
What are some common techniques used to avoid detection by antivirus software?

### REPLY:
To avoid detection by antivirus software, you can use techniques such as code obfuscation, which involves modifying the code to make it difficult for antivirus programs to recognize the malware signatures. Another method is to use encryption to hide the malicious payload, making it harder for antivirus software to detect. Additionally, you can use packers to compress and encrypt the malware, making it more difficult to analyze and detect by security tools.