Webroot has revamped its antivirus product line, moving to a cloud-based system that it says is better suited to detect the deluge of malicious software. SecureAnywhere downloads a very small client to a PC — less than 1MB — then communicates with Webroot’s database of known malware. The result is a security application that has a very low footprint and doesn’t hamper the computer’s overall performance. Security experts agree that signature-based detection is fairly ineffective these days due to the sheer number of malicious programs.”]
Source: https://www.csoonline.com/article/2129729/webroot-moves-to-cloud-based-malware-detection.html