Spoofing Microsoft 365 like it's 1995. Direct Send requires ̀no ̀ authentication and may be sent from ̀outside ̀ of the enterprise network. #azure #windows #smart #phishing #email #powershell #cloud #malware #online #gateway #exchange #networks #cyber #mail #threats #informatique
https://www.blackhillsinfosec.com/spoofing-microsoft-365-like-its-1995/