Two researchers for Hewlett-Packard have created a browser-based darknet, an idea that could make it easier for businesses to keep eavesdroppers from uncovering confidential information.

Darknets are encrypted peer-to-peer networks normally used to communicate files between closed groups of people. Most darknets require a certain level of technological literacy to set up and maintain, including taking care of the necessary servers. However, HP researchers Billy Hoffman and Matt Wood plan nex...