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This paper was withdrawn on 20.11.97.
It is known that statistical predictions of quantum theory do not depend on its interpretation. In particular, an experiment cannot distinguish between the Copenhagen interpretation (involving no hidden variables) and the de Broglie-Bohm…
This paper has been withdrawn by Christino Tamon and Tomoyuki Yamakami because of errors of the main theorems. An erratum appeared in the Proceedings of the UMC 2000 Conference published by Springer.
The paper has been withdrawn by the autors. The proposed code is not working because orthogonality.
Quantum computing had a profound impact on cryptography. Shor's discovery of an efficient quantum algorithm for factoring large integers implies that many existing classical systems based on computational assumptions can be broken, once a…
The recent discovery of fully-homomorphic classical encryption schemes has had a dramatic effect on the direction of modern cryptography. Such schemes, however, implicitly rely on the assumptions that solving certain computation problems…
This paper has been withdrawn due to a crucial theoretical and experimental error.
This paper has been withdrawn by the authors, due to the discovery of paper 0201028 which predates it and contains most of it's results.
We present a protocol for quantum cryptography in which the data obtained for mismatched bases are used in full for the purpose of quantum state tomography. Eavesdropping on the quantum channel is seriously impeded by requiring that the…
The paper is withdrawn.
This paper has been withdrawn by the author, due to possible counter-examples.
This paper has been withdrawn by the author due to unspecified problems.
We assess the potential of quantum cryptography as a technology. We highlight the fact that academia and real world have rather different perspectives and interests. Then, we describe the various real life forces (different types of users,…
This paper has been withdrawn by the author, due a critical mistake on page 3.
The paper has been withdrawn due to numerical error.
This paper is withdrawn as it is equivalent to the paper quant-ph/9605035 by Gilles Brassard.
This paper has been withdrawn by the author due to some mistakes
Quantum computing poses fundamental risks to classical blockchain systems by undermining widely used cryptographic primitives. In response, two major research directions have emerged: post-quantum blockchains, which integrate…
Quantum coin flipping (QCF) is an essential primitive for quantum cryptography. Unconditionally secure strong QCF with an arbitrarily small bias was widely believed to be impossible. But basing on a problem which cannot be solved without…
This paper has been withdrawn because of an error in the proof of Lemma 1. Without Lemma 1, the result of the main theorem (with the same proof, but omitting the use of Lemma 1 to extend things to general attacks) only holds for attacks in…