spacer spacer spacer
 
     
 
vista
 All Solutions
 
vista
 Interent Solutions Home
 
vista
 Tests
 
vista
 Help
 
  arrow Description
  arrow Examples
  arrow Occurrences
  arrow Solutions and Fixes
  arrow Official Explanation
  arrow Forum Help
  arrow Research this Issue
  arrow Notes
 
  Fix-It Utilities
Make your PC run like new! Includes Anti-Virus, Anti-Spyware, hardware diagnostics, registry fixer, and more!		 box_image  
 
 
box_image
 Partition Commander
Now it's easy for anyone to safely partition their hard drive! You can reclaim waste disk space, organize files, even add new OSes.
 
  PC Mover
Move applications, files and settings from one PC to another. Handles Windows upgrades too, even XP 32-bit to Windows 7 64-bit!		 box_image  
     
 
 
Internet Solutions
     
 

403.16

Client certificate is untrusted or invalid

  
  Description  
     
 

Some web sites require you have a special "certificate" to access the site. This typically occurs with higher security sites, such as a corporate web site for employee access only. It appears you have the certificate, but it not usable.

 		  
   
  Example  
     
 
Windows
Server Error

403.16 - Forbidden: Client certificate is ill-formed or is not trusted by the Web server.

Your client certificate is untrusted or invalid. A Secure Sockets Layer (SSL) client certificate is used for identifying you as a valid user of the resource.
 
 
Error messages will differ depending on the web server and if replaced by the web site designers.
  
   
  Occurrences  
     
 
occurance meter
  
 
Frequency is relative to other Internet warnings and errors.
  
   
  Solutions and Fixes  
     
 
Get New Certificate
9
    Add    Flag
solution icon
 You will need to contact the web owners to get a new certificate (what is called a client SSL certificate).
 
   
 
transparent
transparent
solves it indicator
risk indicator
effort indicator
 
  FaultWire Staff
Posted: 26-Oct-2008 		 
Avatar
 
 
 
  Official Explanation  
     
 
  technical detailsThe client browser tries to use a client certificate that is not trusted by the server that is running IIS 7.0 or that is not valid.

(From Microsoft - The HTTP status codes in IIS 7.0)
Additional notes for the web server administrator - Microsoft Knowledgebase article 942061.
 
   
  Forum Help  
     
 
Forums on topic

Check out what others say about this issue and review or add your own comments and solutions!

Go to Forums on topic.
 
   
  Research this Issue  
     
 
Getting search results...
  
   
  Notes  
     
  "403.16 - Client certificate is untrusted or invalid" is only supported by Microsoft IIS (Internet Information Services) web servers.

The four hundred series of errors indicate something was sent to the remote web server incorrectly.		  
     
  While we believe this information up to date and accurate, FAQware is not responsible for any inaccuracies. If you find something that is out of date or inaccurate, please let us know at so we can correct it.