We work on various cybersecurity problems in the field. We develop new technologies and frameworks to advance the blockchain ecosystem in Qatar and abroad.
We work on developing novel sytsems and tools to enble advanced on/off-chain security analytics. Our systems are designed for privacy research, cybersecurity intelligence, law enforcement, and cryptocurrency services (e.g., online wallets, exchanges). As a proof-of-concept, feel free to try Dizzy and Toshi.
Dizzy: Large-scale crawling and analysis of onion services
Yazan Boshmaf, Isuranga Perera, Udesh Kumarasinghe, Sajitha Liyanage, and Husam Al Jawaheri
Proc. of the 18th ACM International Conference on Availability, Reliability and Security
ARES ’23, Benevento, Italy, Aug 2023
EOSAFE: Security analysis of EOSIO smart contracts
Ningyu He, Ruiyi Zhang, Lei Wu, Haoyu Wang, Xiapu Luo, Yao Guo, Ting Yu, and Xuxian Jiang
Proc. of the 30th USENIX Security Symposium
USENIX SEC ’21, Virtual, Aug 2021
BlockTag: Design and applications of a tagging system for blockchain analysis
Yazan Boshmaf, Husam Al Jawaheri, and Mashael Al Sabah
Proc. of 34th International Conference on ICT Systems Security and Privacy Protection
IFIP SEC ’19, Lisbon, Portugal, Jun 2019
We use our blockchain analytics systems to study user anonymity, monitor underground markets, and investigate financial fraud.
Investigating MMM Ponzi scheme on Bitcoin
Yazan Boshmaf, Charitha Elvitigala, Husam Al Jawaheri, Primal Wijesekera, and Mashael Al Sabah
Proc. of 15th ACM Asia Conference on Computer and Communications Security
AsiaCCS ’20, Taipei, Taiwan, Jun 2020
Deanonymizing Tor hidden service users through Bitcoin transactions analysis
Husam Al Jawaheri, Mashael Al Sabah, Yazan Boshmaf, and Aiman Erbad
Elsevier Computers & Security
Volume 89, Article 101684, Feb 2020
Characterizing Bitcoin donations to open source software on GitHub
Yury Zhauniarovich, Yazan Boshmaf, Husam Al Jawaheri, and Mashael Al Sabah
arXiv preprint
arXiv:1907.04002, Jul 2019
We are always looking for motivated, independent researchers who are passionate about cryptocurrencies and blockchain technologies. We currently have two open positions for a PostDoc and a Research Associate.
Contact us for more info.