--- title: "Avoiding Microsoft 365 Security Issues: Top 5 Configuration Mistakes" description: "Register for Avoiding Microsoft 365 Security Issues: Top 5 Configuration Mistakes" --- [![](https://landing.beazley.security/hs-fs/hubfs/BeazleySecurityLogoBlack.png?width=3810&height=532&name=BeazleySecurityLogoBlack.png)](https://beazley.security) [![](https://landing.beazley.security/hs-fs/hubfs/BeazleySecurityLogoBlack.png?width=3810&height=532&name=BeazleySecurityLogoBlack.png)](http://Beazley.Security) [![](https://landing.beazley.security/hs-fs/hubfs/BeazleySecurityLogoBlack.png?width=3810&height=532&name=BeazleySecurityLogoBlack.png)](http://Beazley.Security) This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty. English - [English - United Kingdom](https://landing.beazley.security/en-gb/microsoft-security-issues) - [Français](https://landing.beazley.security/fr/microsoft-enjeux-s%C3%A9curit%C3%A9) - [Deutsch](https://landing.beazley.security/de/microsoft-sicherheitsprobleme) - [English](https://landing.beazley.security/microsoft-security-issues) This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty. # Cyber Insights Webinar ### Avoiding Microsoft 365 Security Issues [Register Now](https://landing.beazley.security/microsoft-security-issues#regweb) --- ## The top 5 configuration mistakes and how to prevent them ---   Wednesday, July 23rd, at 2-3 pm EDT  Microsoft 365 is the backbone of collaboration and productivity for countless organizations—but it’s also a prime target for attackers. Why? Because misconfigurations are more common (and more dangerous) than you think. ## What you'll learn Join us for a practical, fast-paced session where we’ll break down the most frequent Microsoft 365 security missteps, how they happen, and what you can do to fix them—before they’re exploited. Our expert will cover:  - The ***most overlooked misconfigurations*** in OneDrive, SharePoint, and Teams - ***Why MFA isn’t enough***—and how legacy settings can leave you exposed - How default settings in Entra, Exchange Online Protection, and calendars can be risky - The ***hidden dangers of BYOD*** and unsecured mobile access - Why ***conditional access is critical***—and often missing - Why a vulnerability management program (and Windows 11 migration) matters more than ever - Plus, we’ll share ***real-world best practices*** to prevent misconfiguration Whether you're an IT admin, security lead, or compliance officer, this session will help you tighten your Microsoft 365 defenses and avoid becoming the next cautionary tale. You'll also have the chance to interact with our expert. Don't miss this opportunity to get all your questions answered.  ## Meet our speaker ### Sam Foot [Follow me on LinkedIn](https://www.linkedin.com/in/samfoot/) Senior Consultant - Microsoft Beazley Security ![Sam Foot ](https://landing.beazley.security/hubfs/Untitled%20design%20(15).png) Sam Foot Senior Consultant - Microsoft Beazley Security About Sam Foot Sam Foot is a Microsoft Security Consultant with over 16 years of experience specializing in architecting secure systems. He works with clients to design robust cloud security architectures and automated threat detection systems, ensuring the protection of critical IT infrastructure and data. Creating security frameworks, policies, and best practices that align with industry standards and regulatory requirements. [LinkedIn](https://www.linkedin.com/in/samfoot/)   ## Register to secure your spot Ready to Strengthen Your Security? At Beazley Security, we’re here to help you navigate today’s complex cyber threat landscape with confidence. If you’d like to learn more about how our services can safeguard your business, [contact us today.](https://beazley.security/contact-us?utm_campaign=13512815-Cyber%20Risk%20%7C%20In%20Focus&utm_source=Cyber%20Risk%20%7C%20In%20Focus%3A%20Edge%20Device%20Exploitation&utm_medium=Contact%20CTA&__hstc=139503340.66d99a0d020698173cd845d05e227472.1744373473312.1744373473312.1747746666812.2&__hssc=139503340.3.1748526202705&__hsfp=1530913097) Relentless Innovation. Distinctive cyber security expertise reinforced by proven performance in risk mitigation to power your resilience. [Privacy Policy](https://beazley.security/data-privacy) ©2026 Beazley Security is a wholly owned subsidiary of Beazley plc, providing cyber security services. Beazley Security does not provide insurance products or services, nor does it provide legal services or advice. Customer information may be shared between Beazley Security and Beazley plc and/or its affiliates and subsidiaries; however, such information will not be used to inform the underwriting or claims decisions of any Beazley insurance affiliate, unless the customer agrees to disclose such information for that purpose.