Windows Registry Editor Version 5.00 ; Credit: Lonnie Huchinson's comment at http://rogierg.blogspot.com.au/2007/03/run-vnc-and-rdp-from-hyperlinks.html [HKEY_CLASSES_ROOT\ssh] @="URL:Secure Shell Protocol" "URL Protocol"="" [HKEY_CLASSES_ROOT\ssh\DefaultIcon] @="%%ProgramFiles%%\\PuTTY\\putty.exe" [HKEY_CLASSES_ROOT\ssh\shell] [HKEY_CLASSES_ROOT\ssh\shell\open] [HKEY_CLASSES_ROOT\ssh\shell\open\command] @="cmd /V:ON /s /c set url=%1 && set url=!url:ssh:=! && set url=!url:/=! && start \"\" \"%%ProgramFiles%%\\PuTTY\\putty.exe\" !url!"