Sotabase

Career

· Senior Applied Scientist, Amazon2025–
· Applied Scientist, Amazon2024–2025
· Software Development Engineer, Amazon2024–2024
· Postdoctoral Researcher, ETH Zürich2020–2021
· PhD, Computer Science, University of California, San Diego2013–2019
· Programming Teacher, Progmeistars2012–2013
· Programmer, whiteCryption2012–2013
· MSc, Mathematics of Cryptography and Communications, 81.88% (pass with distinction)., Royal Holloway, University of London2011–2012
· MSc, Computer Science, 9.475 out of 10 (diploma with distinction)., University of Latvia2010–2012
· Programmer, whiteCryption2010–2013
· System Analyst Developer, DnB NORD Banka2009–2010
· Programming Teacher, Progmeistars2007–2013
· Programmer, Syncrosoft2007–2008
· BSc, Computer Science, 9.337 out of 10.0 (diploma with distinction)., University of Latvia2006–2010

Publications (15)

On the Security of Two-Round Multi-Signatures
IEEE Symposium on Security and Privacy · 2019
124
cited
Ratcheted Encryption and Key Exchange: The Security of Messaging
Annual International Cryptology Conference · 2017
90
cited
Optimal Channel Security Against Fine-Grained State Compromise: The Safety of Messaging
IACR Cryptology ePrint Archive · 2018
73
cited
New Negative Results on Differing-Inputs Obfuscation
International Conference on the Theory and Application of Cryptographic Techniques · 2016
51
cited
Poly-Many Hardcore Bits for Any One-Way Function and a Framework for Differing-Inputs Obfuscation
International Conference on the Theory and Application of Cryptology and Information Security · 2014
47
cited
Four Attacks and a Proof for Telegram
IEEE Symposium on Security and Privacy · 2022
38
cited
Point-Function Obfuscation: A Framework and Generic Constructions
Theory of Cryptography Conference · 2016
35
cited
Contention in Cryptoland: Obfuscation, Leakage and UCE
Theory of Cryptography Conference · 2016
24
cited
Forward-Security under Continual Leakage
IACR Cryptology ePrint Archive · 2017
7
cited
Security under Message-Derived Keys: Signcryption in iMessage
IACR Cryptology ePrint Archive · 2020
7
cited
Symmetric Signcryption and E2EE Group Messaging in Keybase
International Conference on the Theory and Application of Cryptographic Techniques · 2024
4
cited
Analysis of the Telegram Key Exchange
IACR Cryptology ePrint Archive · 2025
Royal Holloway, University of London A Survey of Fully Homomorphic Encryption
2012
Signcryption in iMessage
2020
Theoretical Foundations of Cryptography in the Wild
2019
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Igors Stepanovs | Researcher Profile | Sotabase | Sotabase