3 papers
cs.CR2020
On the Sixth International Olympiad in Cryptography NSUCRYPTO
Anastasiya Gorodilova, Natalia Tokareva, Sergey Agievich +12
NSUCRYPTO is the unique cryptographic Olympiad containing scientific mathematical problems for professionals, school and university students from any country. Its aim is to involve…
math.CO2019
On the number of autotopies of an -ary qusigroup of order
Denis S. Krotov, Evgeny V. Gorkunov, Vladimir N. Potapov
An algebraic system from a finite set of cardinality and an -ary operation invertible in each argument is called an -ary quasigroup of order . An autotopy of a…
cs.CR2018
Problems and solutions of the Fourth International Students' Olympiad in Cryptography NSUCRYPTO
Anastasiya Gorodilova, Sergey Agievich, Claude Carlet +10
Mathematical problems and their solutions of the Fourth International Students' Olympiad in cryptography NSUCRYPTO'2017 are presented. We consider problems related to attacks on ci…