IS QUANTUM BIT COMMITMENT REALLY POSSIBLE

Authors
LO HK CHAU HF
Citation
Hk. Lo et Hf. Chau, IS QUANTUM BIT COMMITMENT REALLY POSSIBLE, Physical review letters, 78(17), 1997, pp. 3410-3413
Citations number
24
Categorie Soggetti
Physics
Journal title
Physical review letters → ACNP
ISSN journal
00319007
Volume
78
Issue
17
Year of publication
1997
Pages
3410 - 3413
Database
ISI
SICI code
0031-9007(1997)78:17<3410:IQBCRP>2.0.ZU;2-N
Abstract
We show that all proposed quantum bit commitment schemes are insecure because the sender, Alice, can almost always cheat successfully by usi ng an Einstein-Podolsky-Rosen-type of attack and delaying her measurem ent until she opens her commitment.