Recently updated advice on quantum security technologies from the UK NCSC is bluntly sceptical about the promised benefits of quantum key distribution. This seems at odds with the scramble of governments around the world to promote the development of quantum networking technologies. Who is right? Future large scale quantum computers will one day bring many…
A new quantum network has been launched in the UK and quantum initiatives are underway at telecom players SK Telecom, BT, Telefónica and Huawei – the world is starting to prepare in earnest for the advent of large scale quantum computers. Quantum computers promise to bring a remarkable range of benefits to industry and society. …
Commercial transactions on the Internet and routine cyber security depend on the effectiveness of public key cryptography. Quantum computers will make existing standards obsolete. The impact of this starts now. The central technical pillar of online security is the use of secure cryptographic algorithms to encrypt data, passwords and identities, and so keep them safe…
