IBM

Canadian banks hope to create an environment where consumers have more control over who is able to view their personal data.

The tech giant said it is enabling third-party developers to create financial services apps in the cloud.

IBM's work with Northern Trust and Hyperledger and Microsoft's alliance with JPMorgan and others show the different approaches the tech giants are taking with the technology.

The rush to stake out central roles in the emerging Internet of Things is picking up speed, with IBM and Visa announcing a partnership for adding secure payments technology to everyday objects, including vehicles.

American Express has signed on to the Hyperledger Project, a industry group of more than 100 members developing blockchain technology for corporate use.

Even in the age of Watson, computers are still only as smart as the people who teach them.

IBM took the banking world by storm last month when it revealed its planned acquisition of Promontory Financial Group. Now, it has unveiled IBM Pay, a perhaps unexpected and yet unsurprising addition to the technology giant's Watson Commerce unit.