Security

3GSM – Mobile VoIP is on the march

E-mail retention policies, Part 2

* Tips for defining e-mail retention policies

Moving and shaking in the Backup and Recovery game

*Network World's IT Buyer's Guide keeps tabs on recovery options

New Excel hole found

* Patches from Trustix, Ubuntu, Mandriva, others * Super Bowl infection much more widespread * Hackers slow Internet root servers with attack, and other interesting reading

RSA ’07 – VeriSign announces $100 million investment in DNS

Company officials say upgrade will make DNS better able to withstand Internet attacks like the one earlier this week.

Cisco going open source with NAC client

Technology and the power of pain

Passwords and the limitations of people

UPDATE: Lessons learned from Internet root server attack

New players entering online storage backup market