Future quantum computers will need to be less powerful than we thought to threaten the security of encrypted messages.

Building a utility-scale quantum computer that can crack one of the most vital cryptosystems—elliptic curves—doesn’t require ...

With around 26,000 qubits, the encryption could be broken in a day, the researchers report in a paper submitted March 30 to ...

The way investors manage their money varies considerably. Some are happy to go it alone, while others – often with significant sums to invest – are willing to pay for advice from professionals who ...