Research Partner


Sam is a Research Partner focused on Paradigm’s portfolio companies and research into security and related topics. Previously, Sam was a security engineer at Trail of Bits where he worked on improving security tooling for developers and helped clients write safer code. In his spare time, Sam helps secure the cryptocurrency ecosystem by responsibly disclosing vulnerabilities and publishing educational resources.

Written by samczsun

Booby Trapping the Ethereum Blockchain

5.27.2021 | samczsun

This is the second in a series of blog posts about bugs I've found in go-ethereum (Geth). If you haven't already, take a look at Part 1 here. Today's post is about a [→]

Uncovering a Four Year Old Bug

4.19.2021 | samczsun

Every adventure requires a first step - The Cheshire Cat What does it take to find a bug? What about one in a contract that's survived the test of time? [→]