Microsoft released an emergency, out-of-band patch to address an exploited security issue with ASP.NET.
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Apple’s iOS4 Update Addresses User Niggles: A First Look
The iPhone 4 gets better security, improved Bluetooth support and HDR photography features with Apple iOS 4.1 update
Caution Urged On AV Updates Following McAfee Bug
Organisations to consider a staged approach to updating computers in the wake of the McAfee update fiasco