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The Security Champions Podcast · Jun 4, 2025 · 1 hr 2 min

David Kosorok - Mastering Application Security

David Kosorok, the Director of Information Security Programs at Toast, Inc., has over 25 years of experience in software and security testing - including more than 16 years dedicated to security. He’s led and scaled product security programs across organizations of all sizes, making him a trusted voice in the appsec space. In this episode of The Security Champion’s Podcast, David joined Dustin Lehr to share key insights from his new book ‘Mastering Application Security.’ They dive into what it takes to build a high-performing appsec team, from aligning talent with mission to prioritizing the right initiatives in your appsec program. Resources: BOOK - Mastering Application Security: Building Elite Teams for Tomorrow's Threats: https://www.amazon.com/Mastering-Application-Security-Building-Tomorrows-ebook/dp/B0F512GC8Y/ref=tmm_kin_swatch_0 Security Champions Field Guide: https://info.securityjourney.com/tactical-appsec-field-guide The Security Champion Program Success Guide: https://securitychampionsuccessguide.org/ Follow David on LinkedIn: https://www.linkedin.com/in/kosorok/ Follow Dustin on LinkedIn: https://www.linkedin.com/in/dustinlehr/ Subscribe to Dustin's YouTube channel: https://www.youtube.com/@UCjYquhHrc1GR9nySDNpJtRA ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Podcast sponsored by Security Journey, Secure Coding Training for Developers and Everyone in the SDLC. Learn more at securityjourney.com. FOLLOW US to stay up-to-date with new content! LinkedIn (linkedin.com/company/security-journey) Instagram (https://www.instagram.com/securityjourney) YouTube (youtube.com/c/securityjourney) Twitter (twitter.com/SecurityJourney) Online (securityjourney.com) CONTACT: hello@securityjourney.com Get your free VIBE Coding Field Guide: https://hubs.ly/Q043-zdS0

0:00 · Welcome to The Security Champion’s Podcast-1:02:58

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David Kosorok, the Director of Information Security Programs at Toast, Inc., has over 25 years of experience in software and security testing - including more than 16 years dedicated to security. He’s led and scaled product security programs across organizations of all sizes, making him a trusted voice in the appsec space. 

In this episode of The Security Champion’s Podcast, David joined Dustin Lehr to share key insights from his new book ‘Mastering Application Security.’ They dive into what it takes to build a high-performing appsec team, from aligning talent with mission to prioritizing the right initiatives in your appsec program. 

Resources: 

BOOK - Mastering Application Security: Building Elite Teams for Tomorrow's Threats: https://www.amazon.com/Mastering-Application-Security-Building-Tomorrows-ebook/dp/B0F512GC8Y/ref=tmm_kin_swatch_0

Security Champions Field Guide: https://info.securityjourney.com/tactical-appsec-field-guide

The Security Champion Program Success Guide: https://securitychampionsuccessguide.org/

Follow David on LinkedIn: https://www.linkedin.com/in/kosorok/

Follow Dustin on LinkedIn: https://www.linkedin.com/in/dustinlehr/

Subscribe to Dustin's YouTube channel: https://www.youtube.com/@UCjYquhHrc1GR9nySDNpJtRA

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Podcast sponsored by Security Journey, Secure Coding Training for Developers and Everyone in the SDLC. Learn more at securityjourney.com. 

FOLLOW US to stay up-to-date with new content!

Get your free VIBE Coding Field Guide: https://hubs.ly/Q043-zdS0

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