A former engineer at Mozilla has criticized third-party antivirus vendors in a blog post, and claimed that the software can “poison the software ecosystem”. He asked users not to buy AV, or uninstall it if they have it already installed, and just use Microsoft’s solution, Windows Defender.
He blames AV vendors for not following “standard security practices”, unlike Microsoft whom he called “generally competent”. He explained:
He also said that AV can cause breakage to other products such as browsers, which can lead people to believe that it’s the latter’s inefficiency.