To verify that navigator version I have installed.
 
  In the browser menu, select the Help option
 
 

A drop-down list of options will appear. Select About …

If for example your browser is Internet Explorer, a window will open showing you the version and the cipher strength that is installed:


If the cipher strength (blue arrow) is lower than 128 bits click here.
  If your browser is Netscape, and you have a version lower than 4.78, you must upgrade it for access to collect your results.
http://channels.netscape.com/ns/browsers/download.jsp