– Parallel Signcryption, a keynote at the Mathematical Cryptology and Cybersecurity Conference MC&C 2020, Warsaw, January 16-17, 2020 – https://www.imk.wat.edu.pl/index.php/mcc2020.
– Basic Tools of Cryptographic Analysis, invited talk at Enigma Information Security Systems, Jutrzenki 116, 02-230 Warsaw, February 03, 2020.
– Concurrent Encryption and Authentication, invited talk at Strategic Centre for Research in Privacy-Preserving Technologies & Systems, Nanyang Technological University, Singapore, February 28, 2020.
Self-Similarity in Cyber Security Disclosure Processes, invited talk at the 3rd ACEMS Workshop on Challenges of Data and Control of Networks, 20-21 Jan 2020.
invited speaker at the Foundational Aspects of Blockchain Technology workshop, International Center for Theoretical Sciences, Bangalore, India, during January 15-17, 2020, https://www.icts.res.in/discussion-meeting/fabt2020.