How to keep safe mobile from viruses?

Mobile is our property and one kinds of dairy where will be keep everything as photos, phone numbers, id & password etc. But when we thik it is safe?
Somebody will be hack our personal information  and will can stolen something from our mobile. So that it is necessary . How to keep safe to our mobile phone.
Some tips is following down ↓


                       


◆ Download a apps  suppose CM Security for indroid mobile.


◆ installed and add email address.

It is also useful  for application lock.