IS3, Inc. is an internet security and PC protection company. Since 2001, iS3 has been providing consumers and businesses with a set of safety products. IS3- STOPzilla.com provides the latest antivirus (compatible with Windows 10) and anti malware protection and security through STOPzilla AntiVirus and STOPzilla AntiMalware. In addition, we also offer a powerful STOPzilla optimizer product to accelerate the performance of your computer. You can learn more about all of our products here.