I am Suneal, interested in cryptography, distributed systems and their applications. I build encrypted email MetaMail at parttime. Previously worked at wechat as software engineer. I write about my projects, security findings, and other things that I find interesting. Contact me at suneal.eth [at] mmail.ink.

Posts

Mar 7 2023

[Hack] Incorrect User Operation Hash Vulnerability in ERC4337

A high severity vulnerability found in ERC4337 entrypoint v0.5

Jan 6 2020

CSAPP

Read csapp and finish labs in 中文

May 10 2018

Markdown Cheat Sheet

Just to test theme