According to the organization, this is the largest public demonstration to date of a type of attack that could potentially impact networks like Bitcoin.
Independent researcher Giancarlo Lelli derived a 15-bit private key from his public key using a cloud-accessible quantum computer. The result was announced by Project Eleven, which awarded the researcher a prize of 1 Bitcoin under the 'Q-Day Prize' program.
According to the organization, this is the largest public demonstration to date of a type of attack that, on a larger scale, could affect systems based on elliptic curve cryptography (ECC), used in networks like Bitcoin and Ethereum.