Interesting article on the security of a home automation system:
http://www.techthefuture.com/technology/30c3-hacks-demonstrate-insecurity-of-home-automation-devices
I think there are two points to consider here:
[ul]
Wireless devices/systems using a known protocol that is not secure are particularly vulnerable.
Don’t forget to change your system’s default encryption keys, passwords, etc[/ul]
Few people know the risks about “home” products, as it is for professionals, and less know how to protect the data that are transmitted on their LAN /WAN…
That’s also why hackers prefer to fight against Professional networks than home made, as it is much more ‘interesting’…
For those developing commercial products also based on NETMF,the best advice would be to take some timee to enable at least SSL Encryption at the transport level, and if possible even data encryption…
I also read something about how Access control systems are vulnerable, regarding to the technology of the tags, that are often uncrypted and only based on the tag ID, which can be reproduced…Imagine if all buildings were “open places”…