Parity Ethereum features the first fully blockchain-based consensus-protocol updating system and quite possibly the most secure software auto-update system ever deployed.
Deployed on the chain is a contract
Operations. If you’re interested you can go view it here in our contracts repository. This acts as an oracle, tracking a number of important aspects about the blockchain you are running (i.e. foundation or kovan) and the Parity client (though it’s written to work with each of the other implementations should their authors so desire). It includes information about:
Using this information, Parity Ethereum can do three important things completely automatically: