1. This is the very important step, if you have internet connection in your system so you must use Anti-virus software for protecting your system from Viruses like Trojan, Mal-ware and spy-wares . anti-virus software must be regular updated, always activated and atleast a week must be scanned then after your system will be protected and one more thing is firewall also enabled.
So use good anti-virus softwares like top ten antivirus are
i. Bit-Defender
ii. F-Secure.
iii. Kaspersky.
iv. Avast
v. Nod-32 (E-set)
vi. AVG
vii. Trend Micro
iix. Webroot
ix. G-Data
x. Vipre
xi. pareto Logic
