
Founder at @SeatsAero. Travel/points, application security, security research, etc.
Las Vegas, NV
Joined July 2014
- Tweets2K
- Following1.2K
- Followers25K
- Likes42.4K
Pinned Tweet
First DEF CON talk with @LennertWo was a success!
For the next few days or weeks, anyone now has a root CA thanks to eMudhra. Time to have some fun with MiTMing unwilling devices!
It appears these intermediary certificates were issued with single-byte P-384 private keys. This means anyone can exploit this issue locally and issue valid certificates under them with no effort.
This is very, very bad! Seems undetected since issuance in 2025?
private keys from 8 intermediate CA certs have been compromised (eMudhra)
Happy "Update everything" day to all my pager-carrying friends
emudhra.we-have-a-problem.co…
Ian Carroll retweeted
private keys from 8 intermediate CA certs have been compromised (eMudhra)
Happy "Update everything" day to all my pager-carrying friends
emudhra.we-have-a-problem.co…
3D printing an enclosure for my DIY security key.
* Within China: 20 RMB ($3 USD)
* Within the USA: $46.18 USD
If Discord is only paying $5k for an RCE in their desktop client, it's probably time to uninstall it
Gemini 4 Argon has arrived! The era of super intelligence in cyber security has begun, excited to share more on how we use it to secure the world - and we are just getting started 🌎
youtu.be/ftkic7Tdpcg?si=3QxA…
deepmind.google/blog/introdu…
Should be prohibited to try and get users to turn off lockdown mode in apps..
Probably a lazy anti-fraud system from @XMoney relies on WebGL or something
One of the most interesting learnings from doing AI security audits is how prevalent SQL injection still remains in numerous organizations.
I had largely stopped looking for it manually, which appears to be a huge mistake - it is everywhere and the AIs are great at finding it.
JPMorgan/Chase has to be the only VDP that demands screenshot proof they fixed their own bug lol. Rubs me the wrong way
Ian Carroll retweeted
I've been seeing this shift for a while now and it feels like a revert in attitude pre-bounty. Those of us old enough may recall this was not uncommon back in the day.






























