Following the publication of Microsoft Security Advisory (2661254) last week, clients that have applied the appropriate update may find they have trouble connecting to certain web sites that are using an HTTPS connection (SSL). This can happen if the server is using a certificate with an RSA key length of less than 1024 bits. For more information see this article:

Web browsers are unable to connect to a website using Secure Sockets Layer (SSL) after Microsoft Security Advisory 2661254 is installed

 

HTH

Doug