Siber Savunma ve Güvenlik Araştırma Laboratuvarı (CyDeS)

Siber Savunma ve Güvenlik Araştırma Laboratuvarı (CyDeS) 15 Nisan 2014 tarihinde üniversite ve endüstrinin kaynaklarını birlikte kullanarak araştırma ve geliştirme yapmak üzere ODTÜ Enformatik Enstitüsü ve Comodo Group tarafından kurulmuştur. Disiplinler arası bir merkez olan CyDeS'te mevcut üniversite ve sektör kaynaklarının gereken işbirliklerinin oluşturulması beklenmektedir.

Araştırma Alanları:

• Kriptanaliz
• Zararlı Yazılım Analizi
• Paralel Programlama
• Parola Kırma
• Rastgelelik ve Entropi Testleri
• Akıllı Kart Analizi ve Güvenliği

Grup Üyeleri:

1. Asst. Prof. Dr. Cihangir Tezcan (Principal Investigator)
   
2. Prof. Dr. Nazife Baykal
3. Aslı Başak Civek
4. Onur Bolel
   

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Eski Üyeler:

1. Dr. Salva Daneshgadeh
2. Dr. Mehrdad Mizani
3. Erdi Kaya
4. Asuman Şenol
5. Erol Doğan
6. Galip Oral Okan
7. Burak Çelik

Raporlar

1. Cihangir Tezcan. On the Security of METU ID Cards and Readers. Internal Report, 2018. Updated on August 2021.

Dergi Makaleleri

1. Kaan Furkan Altınok, Afşin Peker, Cihangir Tezcan, Alptekin Temizel. GPU accelerated 3DES encryption. Concurrency and Computation: Practice and Experience (2021)
2. Cihangir Tezcan. Optimization of Advanced Encryption Standard on Graphics Processing Units. IEEE Access 9: 67315-67326 (2021)
3. Emrah Tufan, Cihangir Tezcan, Cengiz Acartürk. Anomaly-Based Intrusion Detection by Machine Learning: A Case Study on Probing Attacks to an Institutional Network. IEEE Access 9: 50078-50092 (2021)
4. Cihangir Tezcan. Analysis of Ascon, DryGASCON, and Shamash Permutations. International Journal of Information Security Science 9 (3), 172-187
5. Gregor Leander, Cihangir Tezcan, Friedrich Wiemer. Searching for Subspace Trails and Truncated Differentials. IACR Trans. Symmetric Cryptology. 2018(1): 74-100
6. Cihangir Tezcan and Ali Aydın Selçuk. Improved Improbable Differential Attacks on CLEFIA: Expansion Technique Revisited. Information Processing Letters 116(2), 136-143, (2016)

Kitap Bölümleri

1. Cihangir Tezcan, Lorenzo Grassi, Christian Rechberger, Gregor Leander, Friedrich Wiemer. Weak-Key Distinguishers for AES. In book: Selected Areas in Cryptography, 27th International Conference, Halifax, NS, Canada (Virtual Event), October 21-23, 2020, Revised Selected Papers
2. Cihangir Tezcan, Galip Oral Okan, Asuman Şenol, Erol Doğan, Furkan Yücebaş, Nazife Baykal. Differential Attacks on Lightweight Block Ciphers PRESENT, PRIDE, and RECTANGLE Revisited. In book: Lightsec 2017, Revised Selected Papers, Lecture Notes in Computer Science, vol. 10098, 18-32, Springer (2017)

Konferans Bildirileri

1. Cihangir Tezcan. Brute Force Cryptanalysis of Mifare Classic Cards on GPU. Proceedings of the 3rd International Conference on Information Systems Security and Privacy, 524-528, Porto, Portugal, ICISSP (2017)
2. Cihangir Tezcan, Ali Doğanaksoy, Galip Oral Okan, Asuman Şenol, Erol Doğan, Furkan Yücebaş, Nazife Baykal. On Differential Factors. Iscturkey 2016, Proceedings of IX. International conference on Information Security and Cryptology, 103-110 (2016)
3. Cihangir Tezcan. Truncated, Impossible, and Improbable Differential Analysis of Ascon. Proceedings of the 2nd International Conference on Information Systems Security and Privacy, 325-332, Rome, Italy, ICISSP (2016)