McAfee is one of the earliest antivirus software founded in 1987 as McAfee Associates named after its founder John McAfee. McAfee protects your PC from virus, adware, spyware, ransomware, identify theft and other online threats as it scans and filters many threats such as malware, Trojans, and harmful viruses just under two minutes and it never even slows down your ongoing work or play while the scanning mcafee.com/activate.