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 97: Bcrypt Hash Input Truncation & Mobile Device Threat Modeling

Episode 97: Bcrypt Hash Input Truncation & Mobile Device Threat Modeling

Episode 97: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joel jump into some cool news items, including a recent Okta Bcrypt vulnerability, insights into crypto bugs, and some ...

14 Marras 202453min

Episode 96: Cookies & Caching with MatanBer

Episode 96: Cookies & Caching with MatanBer

Episode 96: In this episode of Critical Thinking - Bug Bounty Podcast we’re back with Matanber to hit some stuff we ran out of time on last episode. We talk about advanced cookie parsing techniques an...

7 Marras 202449min

Episode 95: Attacking Chrome Extensions with MatanBer - Big Impact on the Client-Side

Episode 95: Attacking Chrome Extensions with MatanBer - Big Impact on the Client-Side

Episode 95: In this episode of Critical Thinking - Bug Bounty Podcast In this episode, Justin is joined by MatanBer to delve into the intricacies of browser extensions. We talk about the structure and...

31 Loka 20241h 56min

Episode 94: Zendesk Fiasco & the CTBB Naughty List

Episode 94: Zendesk Fiasco & the CTBB Naughty List

Episode 94: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joel give their perspectives on the recent Zendesk fiasco and the ethical considerations surrounding it. They also high...

24 Loka 202449min

Episode 93: A Chat with Dr. Bouman - Life as a Hacker and a Doctor

Episode 93: A Chat with Dr. Bouman - Life as a Hacker and a Doctor

Episode 93: In this episode of Critical Thinking - Bug Bounty Podcast we’re joined by Dr. Jonathan Bouman to discuss his unique journey as both a Hacker and a Healthcare Professional. We talk through ...

17 Loka 20241h 41min

Episode 92 - SAML XPath Confusion, Chinese DNS Poisoning, and AI Powered 403 Bypasser

Episode 92 - SAML XPath Confusion, Chinese DNS Poisoning, and AI Powered 403 Bypasser

Episode 92: In this episode of Critical Thinking - Bug Bounty Podcast In this episode Justin and Joel tackle a host of new research and write-ups, including Ruby SAML, 0-Click exploits in MediaTek Wi-...

10 Loka 202447min

Episode 91: Zero to LHE in 9 Months (feat gr3pme)

Episode 91: Zero to LHE in 9 Months (feat gr3pme)

Episode 91: In this episode of Critical Thinking - Bug Bounty Podcast Justin Gardner sits down with Critical Thinking’s own HackerNotes writer Brandyn Murtagh (gr3pme) to talk about his journey with B...

3 Loka 20241h 22min

Episode 90: 5k Clickjacking, Encryption Oracles, and Cursor for PoCs

Episode 90: 5k Clickjacking, Encryption Oracles, and Cursor for PoCs

Episode 90: In this episode of Critical Thinking - Bug Bounty Podcast Joel and Justin recap some of their recent hacking ups and downs and have a lively chat about Cursor. Then they cover some some re...

26 Syys 202451min