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Программа CTCrypt 2015

3 июня

11:30–13:00
Free time
13:00–14:00
Lunch
14:00–14:30
Registration
14:30–14:40
Opening remarks
Mathematical problems of cryptography I
14:40–18:05
14:40–15:10 Доклад
Towards Post-Snowden Cryptography
Andrey Bogdanov.
15:10–15:40 Доклад
Parsimonious models of high-order Markov chains for evaluation of cryptographic generators
Yury Kharin.
15:40–16:00 Доклад
A graph of minimal distances of bent functions
N.A. Kolomeec.
16:00–16:20 Доклад
Solutions set stability of pseudo-Boolean equations system in a case of their random distortions
V.G. Mihailov, A.V. Volgin.
16:20–16:40
Coffee break
16:40–17:10 Доклад
Mathematical problems of the First international student's Olympiad in cryptography NSUCRYPTO
Sergey Agievich, Anastasia Gorodilova, Nikolay Kolomeec, Svetla Nikova, Bart Preneel, Vincent Rijmen, George Shushuev, Natalia Tokareva, Valeriya Vitkup.
17:10–17:30 Доклад
Some remarks on elliptic curve discrete logarithm problem
A.Yu. Nesterenko.
17:30–17:50 Доклад
Approximate common divisor problem and continued fractions
K. Zhukov.
17:50–18:05 Доклад
On Operad-based Cryptography
A.R. Gaynullina, S.N.Tronin.

4 июня

Mathematical problems of cryptography II (Session in memory of Alexander Nechaev)
10:00–11:50
10:00–10:30 Доклад
Alexander Nechaev's mathematical heritage
Alexey Kuzmin.
10:30–10:50 Доклад
Reconstruction of a skew non-reducible MP LRS over Galois ring of characteristic 2d by a highest digit
S.N. Zaitsev.
10:50–11:10 Доклад
The first digit sequence of a skew linear recurrence of a maximal period over Galois ring
M.A. Goltvanitsa.
11:10–11:30 Доклад
Second coordinate sequence of the MP-LRS over non-trivial Galois ring of odd characteristic
V.N. Tsypyshev.
11:30–11:50 Доклад
On binary digit-position sequences over Galois rings, admitting twofold reduction of a period
S. Kuzmin.
11:50–12:10
Coffee break
Quantum cryptography and technologies
12:10–13:55
12:10–12:40 Доклад
On the concept of quantum hashing
Farid Ablayev, Marat Ablayev.
12:40–13:00 Доклад
Quantum attacks against iterated block ciphers
M. Kaplan.
13:00–13:20 Доклад
Quantum random number generator
I.V. Radchenko, K.S. Kravtsov, S.P. Kulik.
13:20–13:40 Доклад
Minimizing collisions for quantum hashing
A. Vasiliev, M. Ziatdinov.
13:40–13:55 Доклад
Quantum hashing based on symmetric groups
M. Ziatdinov.
13:55–15:00
Lunch
Cryptanalysis and implementation I
15:00–16:00
15:00–15:15 Доклад
On an implementation method of a large size linear transformation
N. P. Borisenko, V. L. Nguyen.
15:15–15:30 Доклад
Unifying development and implementation of secure network protocols in C++
P.A. Lebedev.
15:30–15:45 Доклад
A known plaintext attack on a fully homomorphic cryptosistem based on factorization
A.V. Trepacheva.
15:45–16:00 Доклад
Side channel cryptanalysis of Streebog
G. Sekar.
16:00–16:20
Coffee break
Rump-session
16:20–18:00

Дискуссионная панель
«День открытых дверей ТК26»
(15.00–18.00)

Формат дискуссионной панели: выступление спикера 15 мин. + 15 мин. обсуждение темы с аудиторией.

Вопросы к обсуждению:

  • Новый образ ТК26. Текущие проекты. Перспективы развития.

Спикер – Чапчаев А.А., Генеральный директор ОАО  «ИнфоТеКС»

  • О разработке требований к СКЗИ
Спикер – Маршалко Г.Б., представитель ТК 26
  • Международная стандартизация: вчера, сегодня, завтра
Спикер – Уривский А.В., представитель ТК 26

  • О построении функционально законченных СКЗИ с использованием решений ТК 26

Спикер – Смышляев С.В., ООО «КРИПТО-ПРО»
  • Расширенный контроль доступа
Спикер – Мелузов А.С., ФГУП НИИ «Восход»

5 июня

Cryptographic mechanisms
10:00–11:35
10:00–10:30 Доклад
Developments with CAESAR authenticated encryption competition
Markku-Yuhani Olavi Saarinen,
10:30–10:50 Доклад
On differential properties of a symmetric crypto algorithm based on pseudo-dynamic substitutions
S.V. Polikarpov, K.E. Rumyantsev, A.A. Kozhevnikov.
10:50–11:05 Доклад
On a secure connection establishment protocol for a functional key carrier
E.K. Alekseev, V.D. Nikolaev, I.B. Oshkin, V.O. Popov, A.S. Prokhorov, S.V. Smyshlyaev, L.A. Soninа.
11:05–11:20 Доклад
RSA-like cryptosystem using Dedekind rings
S.N.Tronin, K.A.Petukhova.
11:20–11:35 Доклад
Additively homomorphic encryption using matrix polynomials with approximate perfect security
Ph. B. Burtyka.
11:35–11:55
Coffee break
Cryptanalysis and implementation II
11:55–13:15
11:55–12:15 Доклад
Optimizing memory cost of multi-scalar multiplication
S. Grebnev.
12:15–12:35 Доклад
A timing attack on CUDA implementations of an AES-type block cipher
D. Fomin.
12:35–12:55 Доклад
Fault Analysis of Kuznyechik
R. AlTawy, O. Duman, A.M. Youssef.
12:55–13:15 Доклад
Attack on 6 rounds of KHAZAD
D.A. Burov, B.A. Pogorelov.
13:15–14:00
Check-out (for participants leaving for Moscow)
14:00–15:00
Lunch (for “Mirage” hotel guests)