Stories about: Arbor Networks

Symantec is warning of a sharp jump in online attacks that appear to be targeting a recently patched bug in Microsoft's Windows operating system, an analysis that some other security companies disputed Friday.

Security issues often seem to smolder more than burn, but these six are certainly capable of lighting a fire under IT professionals at a moment's notice. Handle with care.

A group of hackers calling itself "Anonymous" has hit the Church of Scientology's Web site with an online attack.

As the United States' presidential candidates pinball their way across New Hampshire on the day of the state's closely watched primary elections, a new form of grassroots activism appears to be taking root across the Atlantic, in Eastern Europe, that melds dirty pool tactics with the cutting edge of malware technology.

When the Estonian government was hit with major, sustained denial-of-service attacks this spring, the headlines screamed that it was the first incident of modern cyber warfare.

Two months after much of Estonia's online infrastructure was targeted by an online attack, the U.S government is sending cyberinvestigators to help the Baltic state better understand what happened.

There's some good news and some bad news for corporate network managers about the latest Internet root server attack.

When it comes to network security, what you don't know can definitely hurt you.

The security industry has had a hard time defining spyware, much less eliminating it. But according to many, there's one type of spyware that's among the most dangerous: the botnet.

Criminals are increasingly targeting corporations with distributed denial-of-service (DDoS) attacks designed not to disrupt business networks but to be used as tools to extort thousands of dollars from the companies.

Leading global telecommunications companies, ISPs (Internet service providers) and network operators will begin sharing information on Internet attacks as members of a new group called the "Fingerprint Sharing Alliance," according to a published statement from the new group.