Violet Blue

Violet Blue is the author of The Smart Girl's Guide to Privacy. She contributes to ZDNet, CNET, CBS News, and SF Appeal.

Larry Seltzer

Larry Seltzer has long been a recognized expert in technology, with a focus on mobile technology and security in recent years

Latest Posts

McAfee: Trojan targets Windows Mobile

McAfee has unearthed a Windows Mobile PocketPC Trojan that disables security, installs via a memory card, can't be uninstalled and makes itself your home page.According McAfee's Avert Labs blog, the Trojan has been discovered in China.

February 26, 2008 by


Cisco confirms vulnerability in 7921 Wi-Fi IP phone

Two days after news of the Vocera Wi-Fi VoIP communicator PEAP security bypass vulnerability, I received confirmation from Cisco that their model 7921 Wi-Fi VoIP phone is also vulnerable to the same issue where digital certificates aren't cryptographically verified.  Both Cisco and Vocera have told me that they intend to fix future implementations of PEAP and do the necessary steps to ensure certificate authenticity.

February 22, 2008 by George Ou


Cryogenically frozen RAM bypasses all disk encryption methods

Computer encryption technologies have all relied on one key assumption that RAM (Random Access Memory) is volatile and that all content is lost when power is lost. That key assumption is now being fundamentally challenged with a $7 can of compressed air and it's enough to give every security professional heart burn.

February 21, 2008 by George Ou

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