http://www.blackviper.com/WinXP/Serv...c_Services.htm

http://www.mvps.org/marksxp/WindowsXP/SP2/common.php
Search for Crypto

http://answers.yahoo.com/question/in...9170850AANiWJ6
Look here


"ArcticFox" <ArcticFox@discussions.microsoft.com> wrote in message
news:4F43D0FC-8F57-48B8-AEC0-63A171749B1E@microsoft.com...
>I get the following error message when trying to install Windows Internet
> Explorer 8 in Windows XP. I'm currently running IE7. I checked the
> crytographic service and it is enabled and set to automatic.
>
> "Setup could not verify the integrity of the files needed for
> installation.
> Make sure the crytographic service is running on this computer."
>
>
> What should I do?
>
>
>
> --
> Thanks,
> ArcticFox