caseyjohnellis

caseyjohnellis

Sydney, Australia
hacker/hustler. chairman/founder/cto @bugcrowd and cofounder @disclose_io. husband, dad, musician, believer. pioneer of crowdsourced security as-a-service.
27
May

What You Give Away Might Be Worth More Than What You Keep

The sticking point is the word "free". If you do happen to get stuck there (and a lot of things will push you in that direction), a lot of the magic in the decision math gets missed. Everything has a Give and a Get and, if you're doing it right, nothing is ever given away for free.
1 min read
27
May
If a tech solution falls in the forest...

If a tech solution falls in the forest...

A solution disconnected from it's problem isn't actually solving anything.
1 min read
18
May
What the Netflix ‘Zero Day’ series got right about incident response

What the Netflix ‘Zero Day’ series got right about incident response

That said, the widespread nature of the effects shown in the six-part series are definitely plausible. Industrial control systems and the infrastructure that supports them are riddled with zero-day vulnerabilities, alongside the more common "known, yet unpatched" n-day vulnerabilities.
4 min read
05
May
Bug Bounties, The Wanted Poster For Ethical Hackers - Future Secured Episode 35

Bug Bounties, The Wanted Poster For Ethical Hackers - Future Secured Episode 35

Crowdsourced security empowers ethical hackers to protect digital assets, reshaping cybersecurity. Casey Ellis encourages entrepreneurs to lead with resilience, delegate wisely, prioritize health, and embrace innovation amid chaos for lasting impact and scalable success.
4 min read
07
Mar
The Original Bug Bounty: Alfred Hobbs and the Great Lock Controversy of 1851

The Original Bug Bounty: Alfred Hobbs and the Great Lock Controversy of 1851

Alfred Hobbs: The OG bug bounty hunter who cracked England’s ‘unpick-able’ locks. His breaker mindset exposed flaws, sparked innovation, and proved no system is perfect.
5 min read
13
Feb
NEBULA:FOG:PRIME – AI x Security Panel Discussion

NEBULA:FOG:PRIME – AI x Security Panel Discussion

It was an privilege to participate on this panel at the NEBULA:FOG:PRIME AI x Security Hackathon event on the 25th of January.
1 min read
17
Dec
A few security predictions for 2025

A few security predictions for 2025

It's that time of year again... Here are a few trends that I see making their presence felt
2 min read
14
Nov

You're Soaking In It: Systemic Cyber Struggles

Synopsis In this episode of Resilient Cyber Chris Hughes chats with Cyber industry veterans and long-time leaders Wendy Nather and
1 min read
21
Jul

Little update: “Rumors of my death have been greatly exaggerated”

It’s been just over three weeks since I randomly “let the Internet know” that I was heading in for unexpected heart surgery...
5 min read
13
Jun

Builders and Breakers: Partnering for Secure Elections

In September 2023, the IT-ISAC Elections Industry SIG launched a first-of-its kind pilot program in which election technology providers gave security researchers access to modern voting technology under the principles of Coordinated Vulnerability Disclosure.
5 min read