Today Windows UPDATE day, providing 3 patches in total

That's why it's the monthly Windows Update day.

Microsoft Windows Update
http://windowsupdate.microsoft.com/

This time, 2 cases of urgency, 1 case of warning total 3 cases. It seems that this will end soon without too much crowding.
Security information of May 2006

The first case of urgent"Vulnerability in Microsoft Exchange could allow remote code execution"something like. The second case is comparatively familiar,"Vulnerability in Adobe's Macromedia Flash Player could allow remote code execution"something like.

One warning person isVulnerability in Microsoft Distributed Transaction Coordinator (MSDTC) caused denial of service "What I do not understand somewhat.

In addition, the "malicious software removal tool" has also been upgraded.

Download details: Windows Malicious Software Removal Tool