How to Detect a Compromised Microsoft 365 Account with Nathan Ostrowski from Petra

Business email compromise is now the leading cause of cyber-related financial loss, and the signals most IT teams rely on to catch it no longer hold up. Host Nathan Taylor and Petra Security Co-founder and COO Nathan Ostrowski explain how residential proxies, phishing toolkits, and SEO phishing let attackers log in from your users’ own cities.

They cover why location-based conditional access falls short, how behavioral identity threat detection and response (ITDR) catches Microsoft 365 account takeover in under a minute, and which tenant hardening steps reduce your exposure.