i am new to this forum so don’t get upset if i am posting this question in the wrong place,i am using avast!internet security and i would like to know if it is safe to use this security
and do internet banking or should i upgrade to something better.!thank you for your patience. 
This should answer your question:
http://www.avast.com/internet-security
:)thank you for your advise, i can rest easy now. ;D
Glad to be of help.