WhatIs definition: Zero-day vulnerability

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  • Security Bytes: CPAs facing data fraud risk

    Meanwhile, blackmailing malware storms Russia; two adware firms merge; and HP addresses a Sendmail flaw in HP Tru64 UNIX and HP Internet Express. 

  • Security Bytes: Snort systems vulnerable to attack

    Updated with a link to a third-party patch. Also: IBM rectifies a critical Kerberos flaw and Symantec's effort to battle against OneCare may have to wait. 

  • Symantec AntiVirus Corporate Edition vulnerable to flaw

    The vendor is investigating reports of a "high-severity" flaw in its AntiVirus Corporate Edition product. Attackers could exploit it to launch malicious code. 

  • Fighting the uphill battle against renegade apps

    Experts say keeping unsanctioned apps and technologies off company computers is a difficult battle to win. But protecting the network is possible. 

  • Security Bytes: Skype dodges attackers

    Meanwhile: A worm hijacks IE and spreads via Yahoo IM, Ohio University reorganizes IT department after data theft; and Symantec accuses Microsoft of misusing technology. 

  • Zero-day threat targets Microsoft Word

    Update: Symantec says a targeted exploit uses Microsoft Word to open a backdoor in users' systems. It recommends blocking .doc files at the network perimeter. Microsoft is working on a fix. 

  • Survey: Women more likely to download spyware

    Women may download spyware more often, but men are more likely to surf risky Web sites on company time, according to new survey results. 

  • Security Bytes: Symantec vows to fend off Microsoft

    Meanwhile: A virus infects Microsoft Excel files posing as a fantasy soccer spreadsheet and Sophos patches a security hole in its antivirus products. 

  • Security Bytes: Blog beatdown blamed on antispam vendor

    Meanwhile: Ohio University announces a data breach; an antispyware activist sues Yahoo; Linux gets buggier and Vista security comes under the microscope. 

  • Opinion: It's time to fix AV warning messages

    Warning messages from antivirus filters are becoming nearly as burdensome as unsolicited and malicious e-mails. What can be done? Ferris Research analyst Richi Jennings says the answer is to pressure vendors and apply existing standards.