Here come SSL certificates again. In recent Operating Systems Microsoft made some changes in Root certificates by removing some of them. Probably the best way to illustrate this is try to install Java on Server 2008 R2. When you try to install it you’ll get the following error:
Error 1330. A file that is required cannot be installed because the cabinet file Data1.cab has an invalid digital signature. This may indicate that the cabinet file is corrupt.

Continue reading Windows does not have enough information to verify this certificate. →

I’m closing of this project as I think that with the current configuration I will not be able to achieve what I want.
By closing this project I will kick of a new one(Version 2) which would be a bit more complicated from the hardware and programming point but at least it will give me more freedom. The new version of arduino automatic stairs is already being developed and I will post a new post soon(watch this space). For those of you who are still interested in this project here is a draft code: Continue reading LED stair lighting based on Arduino, Part 7 →

IPv6 been with us for a while now but it have not been widely adopted yet. So hopefully World IPv6 Day will start ball rolling http://www.worldipv6day.org