3 papers
quant-ph2020
Two-way Unclonable Encryption with a vulnerable sender
Daan Leermakers, Boris Skoric
Unclonable Encryption, introduced by Gottesman in 2003, is a quantum protocol that guarantees the secrecy of a successfully transferred classical message even when all keys leak at…
quant-ph2020
Qubit-based Unclonable Encryption with Key Recycling
Daan Leermakers, Boris Skoric
We re-visit Unclonable Encryption as introduced by Gottesman in 2003. We look at the combination of Unclonable Encryption and Key Recycling, while aiming for low communication comp…
quant-ph2020
Quantum Alice and Silent Bob: Qubit-based Quantum Key Recycling with almost no classical communication
Daan Leermakers, Boris Skoric
We answer an open question about Quantum Key Recycling (QKR): Is it possible to put the message entirely in the qubits without increasing the number of qubits? We show that this is…