Chiké Abuah, PhD

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Interests

My interests include programming languages, formal verification and generative AI.

Teaching

I am the Instructor for CS450: Modern Software Engineering Walla Walla University, Fall 2025.
I was the Instructor for Computing II (Data Structures) UMass Lowell, Summer 2017.

Recent Publications

DDUO: General-Purpose Dynamic Analysis for Differential Privacy.
Chiké T. Abuah, Alex Silence, David Darais, Joseph P. Near.
In Computer Security Foundations (CSF), 2021. (pdf)
Duet: An Expressive Higher-Order Language and Linear Type System for Statically Enforcing Differential Privacy.

Joseph P. Near, David Darais, Chiké T. Abuah, Tim Stevens, Pranav Gaddamadugu, Lun Wang, Neel Somani, Mu Zhang, Nikhil Sharma, Alex Shan, and Dawn Song.
In Object-oriented Programming, Systems, Languages, and Applications (OOPSLA). 2019. (pdf)
**ACM SIGPLAN Distinguished Paper Award**
Download implementation here
Solo: A Lightweight Static Analysis for Differential Privacy.
Chiké T. Abuah, David Darais, Joseph P. Near.
OOPSLA '22. (pdf)
Contextual Linear Types for Differential Privacy.
Matias Toro, David Darais, Chiké T. Abuah, Joseph P. Near, Federico Olmedo, Eric Tanter.
ACM Transactions on Programming Languages and Systems (TOPLAS). (pdf)

Other Publications

I am a co-author of the executable book: Programming Differential Privacy
I have contributed to CYBERSECURITY INSIGHTS: a NIST blog

Talks

DDUO @ CSF 2021

SOLO @ FCS 2021

SOLO @ OOPSLA 2022 (David Darais)

Service

I was acknowledged for contributing to the book: Programming Language Foundations in Agda.
I performed expert reviews for CSF (Computer Security Foundations) ’23.
I performed expert reviews for ESOP (European Symposium On Programming) ’23.
I served on the external review committee for OOPLSA ’22.
I served as a PC member of the Workshop on Theory and Practice of Differential Privacy (TPDP) ’22.
I served as a PC member of the Workshop on Foundations of Computer Security (FCS) ’22.
I served on the Program Committee for FCS 2021.

Bio

Chiké Abuah is a computer scientist, specializing in formal verification, generative AI, and program analysis. He received his PhD in computer science at the University of Vermont. Currently he researches and implements tools which help programmers build reliable software.

Chiké Abuah