How to improve the security and privacy of APP?

Hi,everbody!
Do you notice that APPs are facing more and more risk of privacy leaks and security threats?
As an APP developer, how do you improve the security and privacy of APP?

By imstalling antivirus.

This is a very good topic, since there are more and more pirate sites.

Integrate a great anti-virus SDK may be the most efficient way. If you want any recommendation, here is one: OpenAVL SDK. The technology of it was awarded by AV-TEST and it is for free. OpenAVL | Share+Learn=Secure