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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.

Building

Bold When Others Are Cautious

I’ve probably spent too much time watching the stock exchange and the forex market over the past few days… What’s happening in

29 Jan 2010 · 2 min read
Building

Whatever Your Hand Finds to Do

Image via Wikipedia Here’s the thing… I would describe myself as someone who is continually pregnant with the plans and dreams and hopes

28 Jan 2010 · 2 min read
leadership

Keeping the Lights On

I’ve had moments over the past months, just like most other people I know, where I’ve “looked down” (i.e. think of

27 Jan 2010 · 2 min read
Building

Sticking with Plan A

Quick thought… I’m the kind of person who is very quick to start working out contingency plans if a dream, goal, task or

27 Jan 2010 · 1 min read
Building

Picking an Idea

I often talk to people that are absolutely chomping at the bit to start their own business, and the number one pre-startup question

25 Jan 2010 · 3 min read
Hot Takes

The Coin in the Mouth of the Fish

Matthew 17: 24 After Jesus and his disciples arrived in Capernaum, the collectors of the two-drachma tax came to Peter and asked, “Doesn’

24 Jan 2010 · 2 min read
Thinking

Just Clearing Something up here... Nicotine Replacement Therapy

I’ve had a few funny responses from people I know personally to my Goals for 2010 post along the lines of: “Great goals

21 Jan 2010 · 2 min read
Security

More on Skimming in Australia – Now an Official Epidemic

It turns out that a large percentage of recent fraud is being traced back to a single type of PIN pad: the Ingenico PX328.

21 Jan 2010 · 3 min read
Building

Skype Controls 12% of All International Calls

This is a repost from http://www.strategyeye.com/articles/digitalmedia/id/24649416. Interesting to watch this progress – the take-up of anti-monopoly

19 Jan 2010 · 1 min read
Security

What Are You Really Sharing

I’ve noticed a lot of people putting up quizzes on Facebook lately, I did one of my own as well (although I can’

17 Jan 2010 · 2 min read
Hot Takes

Race Relations — a Bloody Past

I just read a news article that has left me pretty unsettled… http://www.news.com.au/breaking-news/aborigines-have-worst-life-expectancy-

14 Jan 2010 · 2 min read
Building

umm, Excuse me… you’re Sitting on a goldmine.

I define the fundamental essence of business as this: Connecting low yield solutions to a high yield problems. In simpler terms, find something that

13 Jan 2010 · 2 min read