Ari Karchmer

email: arika at bu dot edu; curriculum vitae

I am a Ph.D. candidate in theoretical computer science at Boston University, under the excellent supervision of Ran Canetti.

I research topics in the intersection of cryptography and computational learning theory. More about my research.


  • "The Limits of Provable Security Against Model Extraction"
    Ari Karchmer
    Manuscript, 2022

  • "Covert Learning: How to Learn with an Untrusted Intermediary"
    Ran Canetti and Ari Karchmer
    In Proceedings of the 19th International Theory of Cryptography Conference (TCC), 2021
    *Invited to Journal of Cryptology
    *I wrote about this work on a blog post for the BU center for reliable information systems and cybersecurity (RISCS)

  • Select Talks

    Teaching Fellowships