Episode 21: Chill Chat with Legendary DoD Hacker Corben Leo

Episode 21: Chill Chat with Legendary DoD Hacker Corben Leo

In this episode of Critical Thinking - Bug Bounty Podcast, we chat with Corben Leo about his journey in bug bounty hunting and ethical hacking. We discuss the state of DNS rebinding in 2023, a Twitter thread by Douglas Day (@ArchAngelDDay) on one-hundred bug bounty rules, and our own unique approaches to bug hunting. We also discuss Corben's recon-focused bug hunting methodology and how he developed it. Don't miss this episode filled with valuable tips, insights, and Corben's Boring Mattress Company.

Follow us on twitter at: @ctbbpodcast

Get on our newsletter for some exclusive content: https://www.criticalthinkingpodcast.io/subscribe

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/hacker_

Article on the State of DNS Rebinding in 2023:

https://research.nccgroup.com/2023/04/27/state-of-dns-rebinding-in-2023/

See @ArchAngelDDay's twitter thread about 100 bug bounty rules:

https://twitter.com/ArchAngelDDay/status/1661924038875435008

Talkback - Cybersecurity news aggregator:

https://talkback.sh/

PyPI announces mandatory 2FA:

https://www.bleepingcomputer.com/news/security/pypi-announces-mandatory-use-of-2fa-for-all-software-publishers/

Timestamps:

(00:00:00) Introduction

(01:05) State of DNS rebinding in 2023

(04:40) 100 Bug Bounty Rules by @ArchAngelDDay

(05:30) Give yourself a ‘no bug’ limit

(07:00) The value of reporting Low and Medium Bugs for Bug Bounty Programs

(11:15) Reporting Out of Scope Bugs

(14:30) Reporting IDORs as Access Control Bugs

(17:28) Talkback

(18:12) PyPI's mandatory 2FA implementation for software publishers

(Start of main content)

(20:07) Starting out in bug bounty/ethical hacking

(25:00) Hacking methodology and mentorship

(28:15) Identifying Load Balancers

(33:20) Triage and live events:

(38:30) College and Computer Science vs. Cybersecurity

(45:45) Importance of writing for the Hacker Community

(51:21) Storytelling and report writing.

(55:00) When to stop doing recon and start hacking

(01:00:58) Lessons Learned from BreachlessAI and the pivot to Boring Mattress Co.

Jaksot(161)

Episode 161: Cross-Consumer Attacks & DTMF Tone Exfil

Episode 161: Cross-Consumer Attacks & DTMF Tone Exfil

Episode 161: In this episode of Critical Thinking - Bug Bounty Podcast Justin Gives us some quick hits regarding CSRF and Cross Consumer Attacks, and also touches on some breaking questions surroundin...

12 Helmi 24min

Episode 160: Cloudflare Zero-days & Mail Unsubscribing for XSS

Episode 160: Cloudflare Zero-days & Mail Unsubscribing for XSS

Episode 160: In this episode of Critical Thinking - Bug Bounty Podcast Joseph and Brandyn. Chat through some news, Including a Cloudflare Zero-day, Turning List-Unsubscribe into an SSRF/XSS Gadget, & ...

5 Helmi 45min

Episode 159: Avoiding Downgrades on Google Cloud VRP with Cote and Darby Hopkins

Episode 159: Avoiding Downgrades on Google Cloud VRP with Cote and Darby Hopkins

Episode 159: In this episode of Critical Thinking - Bug Bounty Podcast we sit down with the Google Cloud VRP Team to deep-dive policy and reward changes, what the panel process looks like, and how to ...

29 Tammi 1h 46min

Episode 158: 10hr Marathon Hack-Along Recap + $300k Client-side Bugs

Episode 158: 10hr Marathon Hack-Along Recap + $300k Client-side Bugs

Episode 158: In this episode of Critical Thinking - Bug Bounty Podcast we talk about our personal takeaways from the CTBB Charity Hackalong, and then break down some InsertScript POCs, what a $55,000 ...

22 Tammi 58min

Episode 157: Crushing Pwn2Own & H1 with Kernel Driver Exploits

Episode 157: Crushing Pwn2Own & H1 with Kernel Driver Exploits

Episode 157: In this episode of Critical Thinking - Bug Bounty Podcast we’re joined by Hypr to talk about hacking Mediatek and his experiences with HackerOne and Pwn2Own Ecosystems.Follow us on twitte...

15 Tammi 1h 34min

Episode 156: Chill AMA from bugbounty.forum

Episode 156: Chill AMA from bugbounty.forum

Episode 156: In this episode of Critical Thinking - Bug Bounty Podcast we answer some fantastic questions from over at bugbounty.forumFollow us on twitter at: https://x.com/ctbbpodcastGot any ideas an...

8 Tammi 1h 23min

Episode 155: 2025 Hacker Stats & 2026 Goals

Episode 155: 2025 Hacker Stats & 2026 Goals

Episode 155: In this episode of Critical Thinking - Bug Bounty Podcast Justin, Joseph, and Brandyn reflect on last year of Bug Bounty, and list their goals and predictions for what 2026 holds.Follow u...

1 Tammi 1h 32min

Episode 154: Starting a Pentesting Company on Top of Bug Bounty

Episode 154: Starting a Pentesting Company on Top of Bug Bounty

Episode 154: In this episode of Critical Thinking - Bug Bounty Podcast Joseph and Brandyn talk through the transition from Bug Bounty hunting to Pentesting. We cover diversifying income streams, the c...

25 Joulu 202541min