Based on the result of a survey of some organization in June, 2009 about market share of web server. Apache retains the dominant market share of 47.12%, approximately 112.2 million sites in total, and saw a modest increase in market share of 0.63 percentage points this month. Microsoft IIS, and google take the next position. Do you think about the result of this survey ?

The most recent Netcraft Web Server Survey found, Microsot IIS decrease 3.5 percentage points this month. Is these likely to be affected by the latest WebDAV remote authentication bypass vulnerability which attackers can bypass access restrictions using a flaw in the WebDAV functionality ? See detail about this at Microsoft IIS 5.0 and vulnerability.

… continue reading : Web Server : Market Share and Blog Activity.