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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.

Security

mysqlcheck.com – in Ur mysql, Checking ur… mysql.

Check out this website by Mark Wickendam. Let it be said first up that I think this site is awesome. I lol’d hard,

11 Jun 2012 · 2 min read
Security

Why the Smb Is Most at Risk from ms12-010

There’s a lot of hubbub going around about the recent vulnerability from Microsoft. It’s called MS12-020 and it affects the Remote

18 Mar 2012 · 5 min read
Security

Rdpcheck Checks Your Network for the New Rdp Vulnerability

We’ve created a tool at RDPCheck to help you test your exposure to an attack from the outside on Microsoft’s recent MS12-

05 Mar 2012 · 1 min read
Building

Using Viral Landing Pages to Go from 0 to 1500 Leads in 7 Days for $15

I was approached with a simple brief… The client, a start-up rookie trying to make a break from his 9-to-5 as

28 Dec 2011 · 2 min read
Hot Takes

Auction Sniping 101

This is a quick little how-to that will hopefully save a few people some pain. I’m going to presume you know what

13 Dec 2011 · 2 min read
dontgetpwned

The Golden Rule of Avoiding Fraud

This is a simple one that I told my mother-in-law the other day. It won’t protect you from everything, but it

05 Dec 2011 · 1 min read
Building

Mike Montiero – f*** you. Pay me.

Excuse the profanity, but this is really worth watching. [2011/03 Mike Monteiro F*** You. Pay Me.](http://vimeo.com/22053820) from San Francisco

14 Nov 2011 · 1 min read
Building

How to Kill a Startup — an Email I Should Have Sent 2 Years Ago

Sellerwise.net was my first real tech start-up. As a business it had a lot of potential – a genuine need in the market,

18 Oct 2011 · 2 min read
Building

Invention Is a flower, Innovation Is a Weed

“Here’s the difference between a visionary and an entrepreneur. Both have visions, which are a dime a dozen. But an entrepreneur has, in

17 Oct 2011 · 1 min read
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

12 Oct 2011 · 1 min read
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

10 Oct 2011 · 1 min read
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

04 Oct 2011 · 1 min read