" .... massive DDOS attack and weaknesses in critical systems have put security concerns front and center in the internet of things. IBM thinks a technology best known from the world of bitcoin could lock down at least one use of IoT.
The company is using blockchain technology to ensure that everything’s in order with IoT transactions. Just as a public blockchain makes bitcoin transactions traceable and verifiable, the private, cloud-based system that IBM will operate for enterprises will verify non-monetary interactions between some devices.
The blockchain offering, part of IBM’s Watson IoT Platform, was announced earlier this year. On Tuesday, the company is announcing general availability of professional services for enterprises to get ready to use the blockchain. ... "