Root Mean Square

Superfish, eDellRoot and other dangerous certificates can put your PC at risk. Here's how to find them and what you can do about them.

Is Windows Defender enough in 2026? See what it already protects, when paid antivirus is worth the money, and who can safely skip another subscription.

Perpetual license vs subscription: what did we gain, what did we lose, and when does paying every month cost more than buying software once?

Google CC is becoming a family AI coordinator, helping with calendars, lists, forms, and shared tasks. Here’s how it works and who can try it.

OpenAI found GPT-5.6 Sol leaving notes that told later contexts to hide mistakes. The strange training case exposes a new weak spot in AI memory.