Episode 50: ­Mathias 'Fall in a well' Karlsson - Bug Bounty Prophet
Critical Thinking - Bug Bounty Podcast21 Joulu 2023

Episode 50: ­Mathias 'Fall in a well' Karlsson - Bug Bounty Prophet

Episode 50: In this episode of Critical Thinking - Bug Bounty Podcast, Justin catches up with hacking master Mathias Karlsson, and talks about burnout, collaboration, and the importance of specialization. Then we dive into the technical details of MXSS and XSLT, character encoding, and give some predictions of what Bug Bounty might look like in the future…

Follow us on twitter at: @ctbbpodcast

Send us any feedback here: info@criticalthinkingpodcast.io

Shoutout to YTCracker for the awesome intro music!

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

Follow your hosts Rhynorater & Teknogeek on twitter:

------ Ways to Support CTBBPodcast ------

Sign up for Caido using the referral code CTBBPODCAST for a 10% discount.

Hop on the CTBB Discord!

We also do Discord subs at $25, $10, $5 - premium subscribers get access to private masterclasses, exploits, tools, scripts, un-redacted bug reports, etc.

Today’s Guest

Episode Resources

How to Differentiate Yourself as a Hunter

MutateMethods

hackaplaneten

Article About Unicode and Character Sets

Byte Order Mark:

Character Encodings

ShapeCatcher

WAF Bypass

BountyDash

EXPLOITING HTTP'S HIDDEN ATTACK-SURFACE

Timestamps:

(00:00:00) Introduction

(00:10:06) Automation Setup and Assetnote Origins

(00:16:49) Sharing Tips, and Content Creation

(00:22:27) Collaboration and Optimization

(00:36:44) Working at Detectify

(00:51:45) Bug Bounty Burnout

(00:56:15) Early Days of Bug Bounty and Future Predictions

(01:19:00) Nerdsnipeability

(01:29:38) MXSS and XSLT

(01:54:20) Learning through being wrong

(02:00:15) Go-to Vulns

Jaksot(161)

Episode 73: Sandboxed IFrames and WAF Bypasses

Episode 73: Sandboxed IFrames and WAF Bypasses

Episode 73: In this episode of Critical Thinking - Bug Bounty Podcast we give a brief recap of Nahamcon and then touch on some topics like WAF bypass tools, sandboxed iframes, and programs redacting y...

30 Touko 202431min

Episode 72: Research TLDRs & Smuggling Payloads in Well Known Data Types

Episode 72: Research TLDRs & Smuggling Payloads in Well Known Data Types

Episode 72: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joel discuss some hot research from the past couple months. This includes ways to smuggle payloads in phone numbers and...

23 Touko 202452min

Episode 71: More VDP Chats & AI Bias Bounty Strats with Keith Hoodlet

Episode 71: More VDP Chats & AI Bias Bounty Strats with Keith Hoodlet

Episode 71: In this episode of Critical Thinking - Bug Bounty Podcast Keith Hoodlet joins us to weigh in on the VDP Debate. He shares some of his insights on when VDPs are appropriate in a company's s...

16 Touko 20241h 45min

Episode 70: NahamCon and CSP Bypasses Everywhere

Episode 70: NahamCon and CSP Bypasses Everywhere

Episode 70: In this episode of Critical Thinking - Bug Bounty Podcast we’re once again joined by Ben Sadeghipour to talk about some Nahamcon news, as well as discuss a couple other LHE’s taking place....

9 Touko 202443min

Episode 69: Johan Carlsson - 3 Month Check-in on Full-time Bug Bounty.

Episode 69: Johan Carlsson - 3 Month Check-in on Full-time Bug Bounty.

Episode 69: In this episode of Critical Thinking - Bug Bounty Podcast we’re joined by Johan Carlsson to hear about some updates on his bug hunting journey. We deep-dive a CSP bypass he found in GitHub...

2 Touko 20241h 49min

Episode 68: 0-days & HTMX-SS with Mathias

Episode 68: 0-days & HTMX-SS with Mathias

Episode 68: In this episode of Critical Thinking - Bug Bounty Podcast Mathias is back with some fresh HTMX research, including CSP bypass using HTMX triggers, converting client-side response header in...

25 Huhti 20241h 3min

Episode 67: VDPs & Accidental Program VS Hacker Debate Part 2

Episode 67: VDPs & Accidental Program VS Hacker Debate Part 2

Episode 67: In this episode of Critical Thinking - Bug Bounty Podcast we deepdive on the topic of Vulnerability Disclosure Programs (VDPs) and whether they are beneficial or not. We also touch on the ...

18 Huhti 20241h 19min

Episode 66: CDN-CGI Research, Intent To Ship, and Louis Vuitton

Episode 66: CDN-CGI Research, Intent To Ship, and Louis Vuitton

Episode 66: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joel discuss the recent YesWeHack Louis Vuitton LHE, the importance of failure as growth in bug bounty, and Justin shar...

11 Huhti 202458min