ioonag.bsky.social
@ioonag.bsky.social
Last December I solved @synacktiv.com 2025 Winter Challenge: Quinindrome bsky.app/profile/syna... . Here is a 81-byte Linux program which is both a quine (it prints itself when executed) and a palindrome (it is symmetrical)! To learn how I achieved it: github.com/fishilico/sy...
January 21, 2026 at 3:11 PM
libsodium 1.0.21 was released yesterday 🎉 github.com/jedisct1/lib...
It fixes a small issue I found, showing how hard it is to write C code: github.com/jedisct1/lib... (fixed by github.com/jedisct1/lib... and github.com/jedisct1/lib...)
Release 1.0.21 · jedisct1/libsodium
Version 1.0.21 This point release includes all the changes from 1.0.20-stable, which include a security fix for the crypto_core_ed25519_is_valid_point() function, as well as two new sets of functio...
github.com
January 7, 2026 at 1:02 PM
This summer @synacktiv.com organized an interesting challenge: the aim was to craft a container image as small as possible which replicated itself (i.e. an OCI Image Quine), bsky.app/profile/syna....
I am now publishing a write-up of what I did (Rust/asm/code golfing/...): github.com/fishilico/sy...
September 18, 2025 at 8:47 PM
After finishing in the top 3 of ZK Hack V competition, I got interviewed with the two other winners. The replay is available on www.youtube.com/watch?v=gLy0...

The competition consisted in solving 3 puzzles involving vulnerabilities in Zero-Knowledge systems. More details on zkhack.dev/zkhackV/
ZK Hack V Winners Interview
YouTube video by ZK Hack
www.youtube.com
February 5, 2025 at 7:29 PM