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Processing experience into insight - retrospectives, lessons
Where the bloody hell were you — The Great 2020 COVID Bug-In
During Hacker Summer Camp, I was asked "where do you, uh, live now and stuff" a lot. Forgive this slightly indulgent post, but I wanted to blog a little bit of our story, and some of the thinking that went into executing our trans-pacific COVID bug-in back in 2020.…
Two-thirds of ethical hackers considering bug bounty hunting as a full-time career
Casey Ellis, founder and CTO at Bugcrowd, said bug bounty hunters are ultimately entrepreneurs in their own right.…
The Bar Fight Risk Taxonomy
After hearing "vulnerability" and "threat" used interchangeably for a >9,000th time I decided to do something about it, and the Bar Fight Risk Taxonomy was born.…
My "office" setup — Part 2
This is a follow up from https://cje.io/2021/03/28/my-office-setup which is worth reading first if you haven't yet... Everything in Part 1 is still in play - Part 2 talks through some optimizations and a couple of additions.…
Bugcrowd at AusCERT2021
AusCERT 2021 was a hybrid conference this year, and one of the first Australian cybersecurity conferences to resume in real life after the onset of the COVID pandemic. I was there representing Bugcrowd across three (!) separate sessions.…
How Governments are Running Effective Bug Bounty Programs
If you’re reading this article, statistically speaking your organization might be getting hacked. In the private sector, the Equifax hack and Intel’s…
On disclosure, confidentiality, and norms…
A few weeks ago I was tagged by Art Manion of the CERT Coordination Center (CERT/CC) in a tweet asking about Bugcrowd’s…
Election Security 2020: Don’t Let Disinformation Undermine Your Right to Vote
A tweet of a voting machine that “looks like” it’s infected by ransomware could be as effective at deterring voter turnout and confidence as the real deal, which is a cost-effective and asymmetric means to manipulate election results.…
On Project Zero's 90+30 vulnerability disclosure policy changes
Google is acknowledging the increasing prevalence of n-day exploitation in the wild, particularly over the past 18 months (e.g. the CISA/NSA memo) have taken their next step in refining how they strike balance between these forces.…
Security Research and Disclosure: The Unauthorized Biography — Nullcon March 2021
Title: Security Research and Disclosure: The Unauthorized Biography | Casey John Ellis | Nullcon Conference March 2021…
My "office" setup
As WFH was going from novel to normal, the thought occurred to me that "virtual semiotics" was quickly going to become a thing... The equivalent of the how to dress, where to sit, how to speak type advice executives get taught, but for a world which is virtual by default.…
NIST: Vulnerability Disclosure as a Requirement for Every Organization
What is the NIST Cybersecurity Framework? The NIST Cybersecurity Framework is a set of policies meant to help the private sector in strengthening their…