Defensive Security is a weekly information security podcast which reviews recent high profile security breaches, data breaches, malware infections and intrusions to identify lessons that we can learn and apply to the organizations we protect.
https://defensivesecurity.org
Defensive Security Podcast Episode 238
https://www.csoonline.com/article/3441220/marriott-data-breach-faq-how-did-it-happen-and-what-was-the-impact.html