Out of band update KB2607712 – Fraudulent DigiNotar certificates could allow spoofing
September 6th, 2011
Microsoft has published an update for all supported releases of Microsoft Windows that revokes the trust of the following DigiNotar root certificates by placing them into the Microsoft Untrusted Certificate Store:
• DigiNotar Root CA
• DigiNotar Root CA G2
• DigiNotar PKIoverheid CA Overheid
• DigiNotar PKIoverheid CA Organisatie – G2
• DigiNotar PKIoverheid CA Overheid en Bedrijven
http://support.microsoft.com/kb/2607712