Program 20

September 15 (Tuesday)

10.00 10.10	Welcome speech
	Probabilistic aspects
10.10 10.40	A natural approach to the experimental study of dependence between Statistical tests Andrei Zubkov and Aleksandr Serov
10.40 11.10	On time-adaptive statistical testing for random number generators Boris Ryabko
11.10 11.40	Pseudo-random number generators with proven statistical properties Boris Ryabko and Viacheslav Zhuravlev
11.40 12.00	Coffee break
	Symmetric cryptography – Implementation
12.00 12.30	A compact bit-sliced representation of Kuznechik S-box Olga Avraamova, Vladimir Serov, Alexander Smirnov, Denis Fomin, and Vasily Shokhov
12.30 13.00	Side-Channel Countermeasure Based on Decomposed S-Boxes for Kuznyechik Tamara Lavrenteva and Sergey Matveev
13.00 14.30	Lunch
	Modern Applications of Cryptography
14.30 15.10	Some Security Aspects of Contact Tracing Protocols for COVID-19 (invited talk) Mridul Nandi
	Symmetric cryptography – Design
15.10 15.40	On the Guaranteed Number of Activations in XS-circuits Sergey Agievich
15.40 16.00	Coffee break
	Symmetric cryptography – Mathematical aspects
16.00 16.30	Construction of orthomorphic MDS matrices with primitive characteristic Polynomial Oliver Coy Puente and Reynier Antonio de la Cruz Jiménez
16.30 17.00	Construction of MDS matrices combining the Feistel, Misty and Lai-Massey schemes Ramses Rodríguez Aulet and Reynier Antonio de la Cruz Jiménez
17.00 17.30	Constructing permutations, involutions and orthomorphisms with almost optimal Cryptographic parameters Reynier Antonio de la Cruz Jiménez
17.30 18.00	Metrical properties of the set of bent functions in view of duality Aleksandr Kutsenko and Natalia Tokareva
18.30 19.30	Dinner
19.30 22.00	Leasure Program

September 16 (Wednesday)

	Symmetric cryptography – Analysis
09.40 10.10	Extending AES Improvements: A Proposal for Alpha-MAC in View of Collision Resistance Adrián Alfonso Peñate and Pablo Freyre Arrozarena
10.10 10.40	Fault-Assisted Side Channel Analysis of HMAC-Streebog Mabin Joseph, Gautham Sekar,and R. Balasubramanian
10.40 11.00	Coffee break
11.00 11.30	On group generated by ciphers based on Feistel network Vladimir Antipkin and Dmitriy Pasko
11.30 12.00	An algorithm for bounding non-minimum weight differentials in 2 round LSX-ciphers Vitaly Kiryukhin
12.00 12.30	Protection against adversarial attacks with randomization of recognition algorithm Svetlana Koreshkova and Grigory Marshalko
12.30 13.30	Lunch
13.30 18.30	Practical Cryptography (collaboratively with PKI-FORUM Russia) The present and the future of standardized cryptographic algorithms and protocols Privacy in Distributed Ledger Systems Quantum Cryptography
18.30 19.30	Dinner
19.30 22.00	Leasure Program

September 17 (Thursday)

	Quantum and Postquantum Сryptography and Сryptanalysis
10.00 10.40	Quantum Security of Feistel Ciphers (invited talk) Tetsu Iwata
10.40 11.10	Quantum Differential and Linear Cryptanalysis Denis Denisenko
11.10 11.50	Elementary quantum cryptography (invited talk) Igor Arbekov
11.50 12.10	Coffee break
12.10 12.40	Characteristics of Hadamard square of Reed-Muller subcodes of special type Victoria Vysotskaya
12.40 13.10	IND-CCA2 secure McEliece-type modification in the standard model Yury Kosolapov and Oleg Turchenko
13.10 13.40	Information theoretically secure key sharing protocol executing with constant noiseless public channels Valery Korzhik, Vladimir Starostin, Muaed Kabardov, Aleksandr Gerasimovich, Victor Yakovlev, and Aleksei Zhuvikin
13.40 14.40	Lunch
14.40 15.10	A digital signature scheme mCFS^QC-LDPC based on QC-LDPC codes Ernesto Dominguez Fiallo
15.10 15.40	Security analysis of the W-OTS+ signature scheme: Updating security bounds Mikhail Kudinov, Evgeniy Kiktenko, and Aleksey Fedorov
15.40 16.00	Coffee break
	Asymmetric cryptography
16.00 16.30	On methods of shortening ElGamal-type signatures Liliya Akhmetzyanova, Evgeny Alekseev, Alexandra Babueva, and Stanislav Smyshlyaev
16.30 17.00	Double point compression for elliptic curves of j-invariant 0 Dmitrii Koshelev
17.00 17.40	Rump session