IIS Server Audit Event: 2270

2270: W3 event certificate mapping could not be loaded

The IIS World Wide Web Publishing Service is responsible for managing the HTTP protocol and HTTP performance counters. An IIS web site is a unique collection of web pages and web applications that is hosted on an IIS web server.

Event 2270 is generated when an IIS client certificate mapping configuration for a particular site failed to be loaded.The site is specified in the event log message. 

How could you resolve this situation?

The event log message specifies a few configuration changes. Make the suggested changes and restart the World Wide Web Publishing Service. 

IIS Server Log Analysis Tool

EventLog Analyzer is a comprehensive log management software with which you can centrally collect, analyze, and manage logs from all the different log sources in your network. You also get reports and alerts on your network security, making it a power-packed IT security tool.