Researchers with the Bank of Canada say they have created a system for substantiating credentials that is anonymous and immune to quantum computer hacking.

“In this work, we construct the first secret-free and quantum-safe credential mechanism,” authors Raza Ali Kazmi and Cyrus Minwalla say. A “secret-free” approach means an organisation would not have to safeguard a set of numbers known as a key to verify individuals.

Kazmi is a cryptographer with the Bank of Canada, while Minwalla is a