On blindness of several ElGamal-type blind signatures

ePrint Report: On blindness of several ElGamal-type blind signatures

Alexandra Babueva, Liliya Akhmetzyanova, Evgeny Alekseev, Oleg Taraskin

Blind signature schemes are the essential element of many complex information systems such as e-cash and e-voting systems. They should provide two security properties: unforgeability and blindness. The former one is standard for all signature schemes and ensures that a valid signature can be generated only during the interaction with the secret signing key holder. The latter one is more specific for this …

eprint report signatures