WASHINGTON: US cybersecurity researchers have developed a technique that fights the ‘Heartbleed’ virus, and detects and entraps hackers who might be using it to steal sensitive data.

The Heartbleed bug, which became public last week, has set alarm bells ringing across the globe, including in India, for fear of exposing millions of passwords, credit card numbers and other sensitive information to hackers.

Researchers at The University of Texas at Dallas ...