Author

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.

Building

Definition of an Entrepreneur

entrepreneur (n): a person who’s prepared to work 16 hours a day for themselves to avoid working 8 hours a day for someone else. …hat tip to Nick Ellsmore for that

By Casey Ellis · 12 Oct 2011
Building

A Little Less Conversation – the Ascending Close

An interesting trend in Internet marketing is to deliberately under-inform prospects re what your product is about. You provide just enough info to get them to click on

By Casey Ellis · 10 Oct 2011
Security

The Market for Stolen Credit Card Data

This is a ridiculously awesome post from Dancho Danchev which dives into the mechanics of the sale, distribution and fraudulent processing of credit cards on the Internet

By Casey Ellis · 04 Oct 2011
Building

What Is the Tall Poppy Group

If I’m really honest I’d have to say that I don’t really know what the Tall Poppy Group is yet. I know what I want it to be – But how does one describe across the gap b

By Casey Ellis · 25 Sep 2011
dontgetpwned

Is a 3 Year Old All that's Between You and Getting pwned?

Here’s some food for thought… Would you trust a 3 year old: * …with access to your mortgage? * …to keep your house secure? * …with the security of your bank accounts

By Casey Ellis · 22 Sep 2011
Hot Takes

What Is a Board

The word “corporation” was originally a shipping term – A group of people would pool their resources to fund and form a corporation which was usually an expedition to go

By Casey Ellis · 12 Sep 2011
Building

Outsourcing — Use a Nom De Plume

If you’re like me and have one identity that you use for everything here’s a tip that will save you a bunch of pain… Any time you go out to market offering work, asking

By Casey Ellis · 09 Aug 2011
Policy

Privacy and Confidentiality — Yours or mine?

WARNING: Mild rant ahead. I’m writing this post to out a particular behavior that I am seeing more and more often lately. Example 1: Whilst activating a prepaid

By Casey Ellis · 21 Jul 2011

Back in the Blogosphere

Another quick one… Since my last post a lot has happened! New members to the Bugcrowd team, new products being released, and Internet regularly and spontaneously catchi

By Casey Ellis · 06 Jul 2011
Thinking

Unsubscribe Me

Here’s a fresh challenge for a lovely Wednesday afternoon… I don’t know about you, but I get sent a lot of marketing stuff via email. I’m not talking about spam, I’m ta

By Casey Ellis · 04 May 2011
Building

What Have You Planned Tomorrow to Bring Your Idea to life?

The worst possible thing you can do is nothing. If you think you’ve got an idea that you think can change the world, chances are it can. The one thing stopping it is

By Casey Ellis · 13 Apr 2011