The new app uses Apple and Google’s contact-tracing tech and features a QR check-in system for UK venues.

“Criminals don’t just give up, they look for easier ways in,” ex-GCHQ boss Robert Hannigan tells ZDNet – and that easy way in is via your third-party suppliers.

Security professionals worry about being targeted by state-backed hackers; or more likely getting caught in the crossfire.

You might not make a million dollars, but hackers are making good money from reporting vulnerabilities.