Ryoma Ito

Most-cited papers

Security Analysis of End-to-End Encryption for Zoom Meetings
Takanori Isobe, Ryoma Ito
2021IEEE Access30 citations Open access
Semantic Scholar
Cryptanalysis of Rocca and Feasibility of Its Security Claim
Akinori Hosoyamada, Akiko Inoue, Ryoma Ito, T. Iwata +3 more
2022IACR Transactions on Symmetric Cryptology21 citations Open access
Semantic Scholar
PNB-Focused Differential Cryptanalysis of ChaCha Stream Cipher
Shotaro Miyashita, Ryoma Ito, A. Miyaji
2022Australasian Conference on Information Security and Privacy18 citations
Semantic Scholar
Related to
Ryoma Ito, A. Miyaji
18 citations
Semantic Scholar
Output Prediction Attacks on Block Ciphers Using Deep Learning
Hayato Kimura, K. Emura, Takanori Isobe, Ryoma Ito +2 more
2022ACNS Workshops14 citations
Semantic Scholar
Areion: Highly-Efficient Permutations and Its Applications to Hash Functions for Short Input
Takanori Isobe, Ryoma Ito, Fu-Kang Liu, K. Minematsu +3 more
2023IACR Trans. Cryptogr. Hardw. Embed. Syst.11 citations Open access
Semantic Scholar
Distinguishing and Key Recovery Attacks on the Reduced-Round SNOW-V
Hoki Jin, Takanori Isobe, Ryoma Ito, Fu-Kang Liu +1 more
2022IACR Cryptology ePrint Archive11 citations
Semantic Scholar
Parallel SAT Framework to Find Clustering of Differential Characteristics and Its Applications
Kosei Sakamoto, Ryoma Ito, Takanori Isobe
2025IACR Cryptology ePrint Archive10 citations
Semantic Scholar
Security Analysis of SFrame
Takanori Isobe, Ryoma Ito, K. Minematsu
2025IACR Cryptology ePrint Archive9 citations
Semantic Scholar
PNB Based Differential Cryptanalysis of Salsa20 and ChaCha
Nasratullah Ghafoori, A. Miyaji, Ryoma Ito, Shotaro Miyashita
2023IEICE Trans. Inf. Syst.6 citations Open access
Semantic Scholar
Rotational Cryptanalysis of Salsa Core Function
Ryoma Ito
2020Information Security Conference6 citations
Semantic Scholar
New Cryptanalysis of ZUC-256 Initialization Using Modular Differences
Fu-Kang Liu, W. Meier, Santanu Sarkar, Gao-Li Wang +2 more
2022IACR Transactions on Symmetric Cryptology5 citations Open access
Semantic Scholar
Output Prediction Attacks on SPN Block Ciphers using Deep Learning
Hayato Kimura, K. Emura, Takanori Isobe, Ryoma Ito +2 more
2021IACR Cryptology ePrint Archive5 citations
Semantic Scholar
Bit-wise Cryptanalysis on AND-RX Permutation Friet-PC
Ryoma Ito, Rentaro Shiba, Kosei Sakamoto, Fu-Kang Liu +1 more
2021IACR Cryptology ePrint Archive4 citations Open access
Semantic Scholar
PNB-based Differential Cryptanalysis of ChaCha Stream Cipher
Shotaro Miyashita, Ryoma Ito, A. Miyaji
2021IACR Cryptology ePrint Archive2 citations
Semantic Scholar
Merge Mode-based Data Embedding in SHVC Compressed Video
LieLin Pang, Koksheik Wong, Ryoma Ito
2019International Symposium on Intelligent Signal Processing and Communication Systems2 citations
Semantic Scholar
Refined Glimpse Correlations of RC4
Ryoma Ito, A. Miyaji
2016IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences2 citations
Semantic Scholar
New Iterated RC4 Key Correlations and their Application to Plaintext Recovery on WPA-TKIP
Ryoma Ito, A. Miyaji
2021IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences1 citations
Semantic Scholar
Encryption and Data Insertion Technique using Region Division and Histogram Manipulation
Ryoma Ito, Koksheik Wong, Simying Ong, Kiyoshi Tanaka
2018Asia-Pacific Signal and Information Processing Association Annual Summit and Conference1 citations
Semantic Scholar
Refined Construction of RC4 Key Setting in WPA
Ryoma Ito, A. Miyaji
2017IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences1 citations Open access
Semantic Scholar
Refined RC4 Key Correlations of Internal States in WPA
Ryoma Ito, A. Miyaji
2016IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences1 citations Open access
Semantic Scholar
How TKIP Induces Biases of Internal States of Generic RC4
Ryoma Ito, A. Miyaji
2015Australasian Conference on Information Security and Privacy1 citations
Semantic Scholar
New Integrated Long-Term Glimpse of RC4
Ryoma Ito, A. Miyaji
2014Web Information System and Application Conference1 citations Open access
Semantic Scholar
Finding Practical Distinguishers for ZUC-256 Using Modular Differences
Fu-Kang Liu, W. Meier, Santanu Sarkar, Gao-Li Wang +2 more
2021IACR Cryptology ePrint Archive0 citations
Semantic Scholar
State-free End-to-End Encrypted Storage and Chat Systems based on Searchable Encryption
K. Emura, Ryoma Ito, Sachiko Kanamori, R. Nojima +1 more
2021IACR Cryptology ePrint Archive0 citations Open access
Semantic Scholar
Title New Linear Correlations Related to State Information of RC 4 PRGA Using IV in WPA
Ryoma Ito, A. Miyaji
20190 citations
Semantic Scholar
Improvements on Data Insertion Technique in Encrypted Image against Lossy Compression
Ryoma Ito, Kiyoshi Tanaka, Koksheik Wong, Simying Ong
2019International Symposium on Intelligent Signal Processing and Communication Systems0 citations
Semantic Scholar
New Iterated RC4 Key Correlations
Ryoma Ito, A. Miyaji
2018Australasian Conference on Information Security and Privacy0 citations
Semantic Scholar
Plaintext Recovery Attacks against WPA-TKIP Using Iterated RC4 Key Correlations
Ryoma Ito, A. Miyaji
20180 citations
Semantic Scholar
Data Hiding Method using Region Division and Histogram Manipulation
Ryoma Ito, Wong KokSheik, Ong Simying, Kiyoshi Tanaka
20180 citations
Semantic Scholar
Title New Integrated Long-Term Glimpse of RC 4
Ryoma Ito, A. Miyaji
20170 citations
Semantic Scholar
New Linear Correlations and Analysis Method for Key Recovery Attack of RC4 in WPA
Michihiro Daiki, A. Miyaji, Ryoma Ito
20150 citations
Semantic Scholar
New Negative Biases in Long-Term Glimpse of RC4
Ryoma Ito, A. Miyaji
20140 citations
Semantic Scholar