NSUCRYPTO-2023
NSUCRYPTO-2021
NSUCRYPTO-2019
NSUCRYPTO-2017
NSUCRYPTO-2015
Second round 2021
Problem 3 :
Additional information
- The encryption of identifiers should look like conventional block cipher encryption: without large precomputed secret tables, with the ability to quickly change the key K.
- The shuffling of ballots is performed by election authorities, not by voters.
