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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.

Policy

What Is Disposable Email and Why Do I Care

One of the complaints I hear ALL THE TIME goes something like this… Ugh, I have so much SPAM in my inbox… Even with

04 Feb 2011 · 1 min read
Security

Credit Card Security — Silo Your Risk

This is how you need to think when it comes to credit card fraud: I am going to get pwned one day. What measures

02 Feb 2011 · 1 min read
Policy

On LinkedIn and Privacy

On my personal Twitter, I’ll follow just about anyone and let most people follow me. Twitter is about common interest. On my Facebook

23 Jan 2011 · 1 min read
Building

3 Questions to Ask Yourself Before You Start Up

1. What am I passionate about? 2. What am I really really really good at (another way to ask this – “What could I be

20 Jan 2011 · 1 min read
Teach

Submit Your Site to 70+ Search Engines

http://www.submitexpress.com/free-submission.html If you’ve started a website or a blog you need to tell the world its there.

17 Jan 2011 · 1 min read
Building

Goals for 2011

Here is the working list of goals for 2011… As is my custom there are only 5 goals, and they are more “set of

30 Dec 2010 · 1 min read
Building

Taking down a plagiarist

I had a guy steal a bunch of copy from the Tall Poppy Group Facebook Fan page recently. Pretty blatantly too – he made no

30 Dec 2010 · 3 min read
Building

Skype Outage and Lessons on Bcp

As I post this, Skype is still down globally. There’s little doubt that Skype is the largest player in the VOIP and Internet

09 Dec 2010 · 2 min read
Hot Takes

Your Marketing Person Is a Noob

Here’s how to tell if your Internet Marketing guy is a noob… I can’t get over how often I see this – Even

06 Dec 2010 · 1 min read
Building

The 4 Minute Business Plan

OK, I admit it, I wrote the title like that just to suck you in… The truth is that 99% of entrepreneurs hate business

01 Dec 2010 · 2 min read
Building

The Twitter Pitch

Being able to succinctly define and communicate what your business does is important for two reasons… 1. It helps you to define what the

01 Dec 2010 · 1 min read
Building

6 Tips for Getting Paid on Time

One of the most difficult things any business owner faces is that murky and usually somewhat awkward period between invoicing and payment. I hear

11 Oct 2010 · 2 min read