http://www.updatexp.com/cryptographic-service.html
http://www3.telus.net/dandemar/updatinf.htm
For further information etc.
http://support.microsoft.com/default.aspx?scid=kb;en-us;822798
You Cannot Install Some Updates or Programs “Digital Signature not found”
When you use the Windows Update Web site to install updates, the installation fails
and the Windows Update.log file contains error 80070643.
http://www.michna.com/kb/WxSP2.htm#Cannot_install_Service_Pack_2
Cannot install Service Pack 2
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Cryptographic service and related errors
"w_mcmahon" <w_mc...@discussions.microsoft.com> wrote in message
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