The protocols for that kind of authentication, known as DomainKeys Identified Mail (DKIM) and Sender Policy Framework (SPF) are hardly new.

FORBES: Cisco-Spawned Startup Agari Aims To Finally Kill Phishing

The real answer to securing the Internet of Things is to think about ways to change the Internet protocols themselves and introduce unequivocal authentication.

FORBES: Authenticate or Die

For that authentication to happen, it has to be built into the Internet protocols themselves.

FORBES: Authenticate or Die