In the ever-evolving landscape of cybersecurity, email remains a primary vector for attacks such as phishing, malware, and business email compromise (BEC). To bolster defenses, organizations often deploy a combination of native security solutions and third-party tools. Microsoft Defender for Office 365 (MDO) has emerged as a robust native solution, while Integrated Cloud Email Security (ICES) vendors offer specialized, cloud-native protections. This article delves into the comparative...