Network administrators were busy today as Microsoft released its largest collection of security patches in more than a year.
The monthly security update includes 21 vulnerabilities on 12 updates, the most since February 2005, said Jonathan Bitle, product manager with Qualys.
The update is so large because hackers are exploiting 'client-side' weaknesses instead of automated services that run in an operating system. That type of attack relies on PC users' tendency to open e-mail attachments and other files from unknown senders.
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