It secures your browsing and prevents your browser to open the harmful sites. Avast Free Antivirus is a suite of antimalware and personal data security tools. It is used by millions of people and top in the world. Download free AVAST ANTIVIRUS for Windows. It is freely available for mobiles, Mac and Windows. Visit Norton Safe Web now to see if a website you are interested is safe to visit and read what the Norton community says about that site. Norton Safe Web scans millions of websites to make sure they are safe.But is it really the best for protecting your PC–or even just good enough? Windows Defender was originally known as Microsoft Security Essentials back in the Windows 7 days when it was offered as a separate download, but now it’s built right into.
