Episode 31: Alex Chapman - The Man of Many Crits

Episode 31: Alex Chapman - The Man of Many Crits

Episode 31: In this episode of Critical Thinking - Bug Bounty Podcast, we're thrilled to be joined by Alex Chapman, a seasoned InfoSec hacker and bug bounty hunter. We kick off with Alex sharing his hacking journey, from a guest lecturer that inspired him, to working on internal Red Teams, to his transition to working with HackerOne, and finally as a bug bounty hunter focusing on searching out those few, high impact bugs. We also discuss the power of collaboration, the challenges of balancing hacking with other responsibilities, and the necessity of flexibility and taking breaks in bug bounty work. Don't miss this episode where we explore the depths of bug bounty with Alex Chapman!

Follow us on twitter at: @ctbbpodcast

We're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.io

Shoutout to YTCracker for the awesome intro music!

------ Links ------

Follow your hosts Rhynorater & Teknogeek on twitter:

https://twitter.com/0xteknogeek

https://twitter.com/rhynorater

Today’s Guest:

https://twitter.com/ajxchapman

@ajxchapman@infosec.exchange

https://ajxchapman.github.io/

https://hackerone.com/ajxchapman?type=user

Perforce RCE

https://hackerone.com/reports/1830220

https://ajxchapman.github.io/bugreports/2019/04/04/perforce-local-file-disclosure.html

(00:00:00) Introduction

(00:01:50) Alex Chapman's InfoSec journey and evolution

(00:05:55) Real-world experience vs. chasing degrees, and the pivot into Bug Bounty

(00:13:12) The benefit of programming knowledge

(00:16:50) Experience in Internal Red Team and hacker mentalities.

(00:23:35) Transitioning to HackerOne and full time Bug Bounty

(00:33:37) Bug Bounty tips, time management, and best practices

(00:41:00) The importance of note-taking and organizational tools

(00:46:27) Hunting Methodologies and focusing on Critical Exploitations

(01:02:37) Collaboration in the hacking community

(01:06:00) Binary Exploitation and Source Code Review

(01:10:59) Configuration file injections

(01:17:38) Justin vs. Alex at a LHE

Jaksot(162)

Episode 114: Single Page Application Hacking Playbook

Episode 114: Single Page Application Hacking Playbook

Episode 114: In this episode of Critical Thinking - Bug Bounty Podcast we’re diving into SPA and how to attack them.We also cover a host of news items, including some bug write-ups, AI updates, and a ...

13 Maalis 20251h 22min

Episode 113: Best Technical Takeaways from Portswigger Top 10 2024

Episode 113: Best Technical Takeaways from Portswigger Top 10 2024

Episode 113: In this episode of Critical Thinking - Bug Bounty Podcast we’re breaking down the Portswigger Top 10 from 2024. There’s some bangers in here!Follow us on X at: https://x.com/ctbbpodcastGo...

6 Maalis 20251h 29min

Episode 112: Interview with Ciarán Cotter (MonkeHack) -  Critical Lab Researcher and Full-time Hunter

Episode 112: Interview with Ciarán Cotter (MonkeHack) - Critical Lab Researcher and Full-time Hunter

Episode 112: In this episode of Critical Thinking - Bug Bounty Podcast Joseph Thacker is joined by Ciarán Cotter (Monke) to share his bug hunting journey and give us the rundown on some recent client-...

27 Helmi 20251h 7min

Episode 111: How to Bypass DOMPurify in Bug Bounty with Kevin Mizu

Episode 111: How to Bypass DOMPurify in Bug Bounty with Kevin Mizu

Episode 111: In this episode of Critical Thinking - Bug Bounty Podcast Justin interviews Kevin Mizu to showcase his knowledge regarding DOMPurify and its misconfigurations. We walk through some of Kev...

20 Helmi 20251h 49min

Episode 110: Oauth Gadget Correlation and Common Attacks

Episode 110: Oauth Gadget Correlation and Common Attacks

Episode 110: In this episode of Critical Thinking - Bug Bounty Podcast we hit some quick news items including a DOMPurify 3.2.3 Bypass, O3 mini updates, and a cool postLogger Chrome Extension. Then, w...

13 Helmi 202549min

Episode 109: Creative Recon - Alternative Techniques

Episode 109: Creative Recon - Alternative Techniques

Episode 109: In this episode of Critical Thinking - Bug Bounty Podcast we start off with a quick recap of some of the DeepSeek Drama that’s been going down, and discuss AI in CAPTCHA and 2FA as well. ...

6 Helmi 20251h 1min

Episode 108: How to Hack Salesforce, ServiceNow, and Other SaaS Products With Aaron Costello

Episode 108: How to Hack Salesforce, ServiceNow, and Other SaaS Products With Aaron Costello

Episode 108: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joseph bring on Aaron Costello to discuss SaaS security and misconfigurations as a bug class. He also gives some in-de...

30 Tammi 20251h 31min

Episode 107: Bypassing Cross-Origin Browser Headers

Episode 107: Bypassing Cross-Origin Browser Headers

Episode 107: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joseph are tackling the subject of cross-origin security headers. They also cover some news items including Google’s O...

23 Tammi 20251h 6min