Security is the prime concern in the present digital and data-centric world. Computers have become very prone to cyber-attack, virus, Trojans, etc. due to the enhancement of programming and software skills. To cater to any malfunctioning and cyber threats every common computer user relies on antiviruses. McAfee is the big name which is catering to the whole cyber world from a long span of time. McAfee/activate with its full proof security algorithm and updated programming tool becomes the most usable antivirus system for all kind of users whether they are ordinary one or a corporate house.