If you're here, you're familiar with the internet. You've probably also heard of an intranet, and you might even belong to one. What, exactly, is the difference? The quick answer is that the internet ...

A reader from South Africa asked me about the security implications of having hyperlinks on a company intranet that point to (a) an Internet server owned by the same company or (b) to a server ...

Recent protests in Iran have rekindled calls by hardliners to cut the country's Internet off from the world. But government dysfunction has made it difficult. Whenever protests start up in Iran, ...