quantum-proof verb 1adjective 1forms 3 verb1 •To make quantum-resistant ("unable to be easily deciphered by a quantum computer").All this means that quantum-proofing the internet is shaping up to be an expensive, protracted and probably incomplete job. — 2019 adjective1 •Synonym of quantum-resistant (“unable to be easily deciphered by a quantum computer”).Quantum-proof encryption uses algorithms that cannot be cracked by any computer, regardless of how fast it is. — 2019 formsquantum-proofed · quantum-proofing · quantum-proofs