Detector blinding attacks on quantum cryptography defeated

(PhysOrg.com) -- The Cambridge Research Laboratory of Toshiba Research Europe announced today that it has discovered a simple method to prevent detector blinding attacks on quantum cryptography.

Ultrasensitive photon hunter

When it comes to imaging, every single photon counts if there is barely any available light. This is the point where the latest technologies often reach their limits. Researchers have now developed a diode that can read photons ...