Question

write the name of the virus which is difficult to detect by antivirus software as they use various method to avoid detection ​

Answer 1

Explanation:

Encrypted Virus : In order to avoid detection by antivirus, this type of virus exists in encrypted form. It carries a decryption algorithm along with it. So the virus first decrypts and then executes. Stealth Virus : It is a very tricky virus as it changes the code that can be used to detect it.

I hope it helpful.

Answer 2

Answer:

POLYMORPHIC VIRUS.

Explanation:

These types of virus changes there signature i.e. binary form. so it is very hard to catch it. It could take days for the antivirus to create the detection routines needed to catch a single polymorphic virus.