Real Case: IIS and Asp.Net hanging or poor performance (intermediary)

This week I’m working on this case related to IIS6 server hosting an Asp.Net application (it’s a C# app) whose the performance is poor even when a very low number of users is hitting it.  The architecture is the classical web layer accessing the backend DB servers and my goal is to isolate the problem, i.e pinpoint where…

4

A Virus Infection: Contolling the Outbreak (tip)

This weekend I had the opportunity to work along our security specialists (from PSSSec group) in what we can call the hottest situation involving hundreds of production servers either stopped or severely impacted by a new variation of a worm.   As a new variation, the AV signature file wasn’t updated with the proper signature and once the…

2