Enterprise blockchain doesn’t solve one basic security problem: ensuring the accuracy and security of data before it is added to the blockchain. Big Blue is now offering hacking-as-a-service (let’s call it HAAS) to the growing number of private, permissioned blockchains springing up around the globe.

Obviously this is a hacker because he's on a computer while wearing a hooded sweatshirt. Inexplicably, there's an Apple iPhone in front of him with the IBM logo on it but this is the only stock photo we could find when we searched "IBM hacker" (via Shutterstock).