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Casey Ellis

Casey Ellis

Hacker, founder, advisor, and pioneer of crowdsourced security. Founder of Bugcrowd, co-founder of disclose.io, principal of Tall Poppy Group. Board member at SRLDF.

Personal

Treasure

For where your treasure is, there will your heart be also. – Matthew 6:21 I believe in this as a universal truth. It’s

10 Jan 2020 · 1 min read
Building

Founder motivations

A founder or category creator is driven by the delta between the full potential they see in the original concept, and where ever the

08 Jan 2020 · 1 min read
Personal

The character of the kingdom

“The character of the kingdom ultimately inherits the character of the king.” - Dr Edwin Louis Cole.

06 Jan 2020 · 1 min read
Policy

Crowdsourcing physics

Ok, time for some hard chats. I’m posting this following on from a series of conversations and reactions on Twitter and Slack/Discord,

02 Jan 2020 · 4 min read
Personal

Just decade things...

2000s – Possibility. 2010s – Impact. 2020s – Legacy.

01 Jan 2020 · 1 min read
Security

The Future is Now: 2020 Cybersecurity Predictions

How is it 2020 already? We’re in the last month of the decade, and the year that has long held a “futurist bookmark”

31 Dec 2019 · 3 min read
Security

The future is now: 2020 cybersecurity predictions

The year that has long held a “futurist bookmark” in people’s minds is now upon us. And while we may not have hoverboards and flying cars yet, our adoption, connectedness, and reliance on technology is accelerating faster than it ever has before.

18 Dec 2019 · 3 min read
leadership

What's your 20/20?

“You can achieve less than you think in a year and more than you think in a decade.”

09 Dec 2019 · 1 min read
Security

Vulnerability value modifiers

There are a few globally and truly external modifiers to the marketplace-defined value of a vulnerability.

30 Aug 2019 · 1 min read
Security

Upcoming talks

Here’s some of the talks and events I’ll be at over the next few months: Billington 10th Annual Cybersecurity Summit September 4-

14 Aug 2019 · 1 min read

My DEF CON/Vegas moves

It has been an amazing week so far, but as we drop from “suite and wingtips” mode to “hoodie and sneakers” mode I’d

08 Aug 2019 · 1 min read
Security

Practical prepping for Hacker Summer Camp

Here are some last-minute security and general “staying vertical” notes I shared with a few folks who are headed to B-Sides/Diana/

31 Jul 2019 · 3 min read