Articles by Jim Wagner 

Postini And The On-Again, Off-Again Spam List

The message security company briefly found itself on the Spamhaus Project's block list after a recent e-mail campaign, resurrecting the debate over DNSBLs.

Researchers: Skype, VoIP Are Hot And Risky

UPDATED: IT managers should take precautions when allowing VoIP use, specifically Skype, in the workplace researchers warn.

Alert Sounds Alarm From Within

The security vendor's new service automates the response to network attacks from the network.

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