We published new blog by 父 . Check it out! CVE-2021–20226 a reference counting bug which leads to local privilege escalation in io_uring. flattsecurity.medium.com/cve-2021-20226…

가보자! 가보자!

In the past few days, I have learned a lot in many ways.

I joined Dataflow Security in March and are working on iOS. All of my idols are on this team. Working with them has been an amazing experience for me. I learned a lot and grew up. Proud to be part of this great team.

Our very first blog post: “iOS 17, new version, new acronyms” #iOS17 #DFF #sptm #txm df-f.com/blog/ios17

i'm gonna go to the next level

After 3 years, we finally managed to write our first blog post about a powerful XNU infoleak patched in 17.1 blog.dfsec.com/ios/2023/11/19…

fun fun ~ i feel like im getting better all along

Its important that maintain consistency and motivation with a healthy mindset

Our latest blog post: Tracing Back to the Source | #SPTM Round 3 #TXM #iOS #macOS #DFF df-f.com/blog/sptm3

3 years in :) still hungry for success and growth

Our new blog post is live: blog.dfsec.com/ios/2025/05/30…