This week we've seen reports of issues getting real-time shipping rates back from UPS's Rating API. We tracked the issue down to incompatible cipher suite support for TLS 1.2 between the server running BV Commerce and the UPS Rating API server. The intermittent nature of this problem seems to indicate that the change was made by UPS and was slowly rolled out to their server farm. Windows Server 2012 seems to be the most susceptible to this issue. Using IIS Crypto's default cipher suite settings ... [More]

During beta testing we upgraded a production site to 2013 beta 2. This site, however, was running on IIS 6. Until this upgrade we had not tested IIS 6, though for 2013 we specifically chosen to support ASP.NET 4.0, rather than 4.5, so it would still be compatible. Surprisingly it worked perfectly with no Web.config or IIS changes (other than changing the app pool to .NET 4). However, we did notice one issue. On the first request to the site homepage (new session), the URL shown in the browser ha... [More]