Casey John EllisCasey John EllisFounder, Tall Poppy Group · Founder @bugcrowd && @disclose_io | Hacker, Entrepreneur, Executive, Startup Advisor, Investor

Casey John Ellis's videos and podcasts

1,818 items

This week

cje.io

https://cje.io/2026/07/05/slopdemic-not-vulnpocalypse-yet.md

today
cje.io

https://cje.io/2024/12/17/a-few-security-predictions-for-2025.md

today
cje.io

https://cje.io/2026/07/10/you-get-to-choose-your-hard.md

today
cje.io

https://cje.io/2026/07/05/my-clanker-setup.md

today
cje.io

https://cje.io/2026/05/04/the-irrational-asymmetry-in-threat-behavior.md

today
cje.io

https://cje.io/2026/08/04/my-moves-for-hacker-summer-camp-2026.md

today
cje.io

https://cje.io/2026/04/30/peacetime-cyber-versus-wartime-cyber.md

today
cje.io

https://cje.io/2026/07/29/hacker-summer-camp-tips-and-tricks.md

today
cje.io

https://cje.io/2020/04/08/to-err-is-human.md

1d ago
cje.io

https://cje.io/2020/10/01/iowa-launches-vulnerability-disclosure-program-for-election-related-sites.md

1d ago
cje.io

https://cje.io/2026/08/20/zero-sum-slopdemic-timestamped.md

1d ago
cje.io

https://cje.io/2026/04/22/build-the-tooling-dont-be-the-tooling.md

1d ago
cje.io

https://cje.io/2026/05/01/cryptographically-enforced-disclosure.md

1d ago
cje.io

https://cje.io/2026/04/24/we-dont-have-a-slop-problem-we-have-an-inability-to-prioritize-problem.md

1d ago
cje.io

https://cje.io/2023/06/22/keynote-release-the-hounds-part-2.md

1d ago
cje.io

https://cje.io/2026/04/26/mythos-feels-a-lot-like-snowden.md

1d ago
cje.io

https://cje.io/2024/06/14/bugs-on-a-plane-implementing-a-bug-bounty-in-an-airline-it-ot-environment.md

1d ago
cje.io

https://cje.io/2026/05/17/the-hitchhikers-guide-to-vulnerability-disclosure-in-2026.md

1d ago
cje.io

https://cje.io/2026/07/13/the-amended-linuss-law.md

1d ago
swag.cje.io

All Products

2d ago
cje.io

caseyjohnellis

2d ago
cje.io

https://cje.io/2020/01/07/the-character-of-the-kingdom.md

2d ago
m.cje.io

Office of Public Affairs

Justice Department Disrupts Russian Intelligence Spear-Phishing Efforts · United States Department of Justice

2d ago
@caseyjohnellis

hey, i’ve been quiet about this topic for various ...

2d ago
@caseyjohnellis

perfect. no notes. https://t.co/avSjyy7x9d

3d ago
@caseyjohnellis

i have a proposal: artificial intelligence, as a ...

3d ago

Earlier this month

@caseyjohnellis

the paths through the graph are the attackers inhe...

4d ago
@caseyjohnellis

thinking about this a lot lately: economically, it’s actually true - preparation is way more expensive than chaos. ime “information entropy” is the baseline truth

4d ago
@caseyjohnellis

i got told a thing 30 years ago, and it stuck, and...

4d ago
@caseyjohnellis

i say this without any irony or guile: this is an ...

4d ago