A Trustless Broker Based Protocol to Discover Friends in Proximity-Based Mobile Social Networks. - Fizza Abbas; Ubaidullah Rajput; Rasheed Hussain; Hasoo Eun; Heekuck Oh (WISA, 2014)

A Simple Yet Efficient Approach to Combat Transaction Malleability in Bitcoin. - Ubaidullah Rajput; Fizza Abbas; Rasheed Hussain; Hasoo Eun; Heekuck Oh (WISA, 2014)

On security and privacy issues of fog computing supported Internet of Things environment. - Kanghyo Lee; Donghyun Kim 001; Dongsoo Ha; Ubaidullah Rajput; Heekuck Oh (NOF, 2015)

A two level privacy preserving pseudonymous authentication protocol for VANET. - Ubaidullah Rajput; Fizza Abbas; Hasoo Eun; Rasheed Hussain; Heekuck Oh (WiMob, 2015)

Say Hello Again: Privacy Preserving Matchmaking Using Cloud in Encounter Based Mobile Social Networks. - Fizza Abbas; Ubaidullah Rajput; Jian Wang 003; Hasoo Eun; Heekuck Oh (CCGrid, 2016)

CACPPA: A Cloud-Assisted Conditional Privacy Preserving Authentication Protocol for VANET. - Ubaidullah Rajput; Fizza Abbas; Jian Wang 003; Hasoo Eun; Heekuck Oh (CCGrid, 2016)

Trust Evaluation Based Friend Recommendation in Proximity Based Mobile Social Network. - Fizza Abbas; Ubaidullah Rajput; Hasoo Eun; Dongsoo Ha; Taeseon Moon; Wenhui Jin; Hyunjun Back; Honglae Jo; Sul Bang; Seung-Ho Ryu; Heekuck Oh (CSoNet, 2016)

PRISM: PRivacy-Aware Interest Sharing and Matching in Mobile Social Networks. - Fizza Abbas; Ubaidullah Rajput; Heekuck Oh (IEEE Access, 2016)

A Hierarchical Privacy Preserving Pseudonymous Authentication Protocol for VANET. - Ubaidullah Rajput; Fizza Abbas; Heekuck Oh (IEEE Access, 2016)

A Hybrid Approach for Efficient Privacy-Preserving Authentication in VANET. - Ubaidullah Rajput; Fizza Abbas; Hasoo Eun; Heekuck Oh (IEEE Access, 2017)

Priority-Aware Interests Similarity Protocol (PAISP) for Proximity Based Mobile Social Network. - Fizza Abbas; Ubaidullah Rajput; Heekuck Oh (Wirel. Pers. Commun., 2017)

A Solution towards Eliminating Transaction Malleability in Bitcoin. - Ubaidullah Rajput; Fizza Abbas; Heekuck Oh (J. Inf. Process. Syst., 2018)