<< LINQ to SQL and Visual C# Developer Express Data Source Connections | Get Ancestor and Descendant IDs or info using SQL 2005 Common Table Expressions >>

Lost Internet Access due to ZoneAlarm and Microsoft Update KB951748

July 11, 2008 15:14 by Ryan Garaygay

I ran into this issue a while ago where I lost internet access connection after installing a windows update and turns out to be because of my ZoneAlarm installation.

Overview: Microsoft Update KB951748 is known to cause loss of internet access for ZoneAlarm users on Windows XP/2000. Windows Vista users are not affected.

Impact : Sudden loss of internet access

Platforms Affected : ZoneAlarm Free, ZoneAlarm Pro, ZoneAlarm AntiVirus, ZoneAlarm Anti-Spyware, and ZoneAlarm Security Suite

Resolution: Basically

1) Download and Install latest version

2) ZoneAlarm Firewall Internet Zone to medium

3) Uninstall the windows update

Read the full article from here posted July 8, 2008

There are also mention in the forums about uninstalling and reinstalling but also a mention that it does expose some vulnerability in which the update was intended for.