Crunchfish receives Swedish patent for quantum-safe offline payments
Crunchfish Digital Cash AB (“Crunchfish”) has received an intention to grant of a patent with no. 546 770 from Swedish Patent and Registration Office (PRV) protecting quantum-resistant security provisions for an offline digital payment. This innovation makes Crunchfish Digital Cash resistant to attacks by quantum computing, keeping payment information secure even after large-scale quantum computers have become available. The patent is valid until March 2042. The advent of large-scale quantum computing offers great promise to science and society but brings also significant