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quant-ph2024
Local contextuality-based self-tests are sufficient for randomness expansion secure against quantum adversaries
Jaskaran Singh, Cameron Foreman, Kishor Bharti +1
In quantum cryptography, secure randomness expansion involves using a short private string of random bits to generate a longer one, even in the presence of an adversary who may hav…
quant-ph2024★ 3 cited
Lifting noncontextuality inequalities
Raman Choudhary, Rui Soares Barbosa, Adán Cabello
Kochen-Specker contextuality is a fundamental feature of quantum mechanics and a crucial resource for quantum computational advantage and reduction of communication complexity. Its…