detect, prevent, and respond to email-based threats like phishing, malware, and business email compromises

microsoft defender for office 365

In today's digital workplace, cyber threats are constant and evolving fast. Phishing scams, ransomware, and business email compromise (BEC) are putting pressure on IT and business leaders to secure the tools employees rely on most: email, Teams, SharePoint, and OneDrive. Traditional defenses are no longer enough. Organizations need smarter protection that works seamlessly within Microsoft 365.

What is Microsoft Defender for Office 365 and why it matters

Microsoft Defender for Office 365 is an advanced security solution designed to safeguard your organization's Microsoft 365 environment. It protects Exchange Online, Teams, SharePoint, and OneDrive from the latest cyber threats by using real-time threat detection, AI-powered protection, and automated response capabilities. Defender helps stop phishing, malware, zero-day threats, and account compromise before they can cause harm.

By integrating seamlessly into the Microsoft ecosystem, Defender for Office 365 not only reduces risk and strengthens compliance but also empowers your IT team to respond quickly and effectively to incidents, all while your employees work safely and confidently.

What can you do with Microsoft Defender for Office 365?

Defender for Office 365 is packed with intelligent, purpose-built features that deliver strong, layered protection where organizations need it most. From email to cloud collaboration platforms, these capabilities help prevent, detect, and respond to evolving threats without adding friction to day-to-day work.

Safe links and safe attachments

Scan and block malicious links and files at the time of click or access.

Anti-phishing and BEC protection

Detects impersonation attempts and suspicious behaviors using AI and machine learning.

Real-time alerts and threat visibility

Provides detailed dashboards and alerts to keep IT informed and responsive.

Automated investigation and response

Automatically hunts, analyzes, and remediates threats across your Microsoft 365 environment.

Attack simulation training

Empowers employees to recognize and avoid phishing and social engineering attacks.

Protection for Teams, SharePoint and OneDrive

Extends threat protection beyond email to all collaboration tools.

Threat intelligence

Uses insights from trillion of global signals to block emerging threats in real time.

Do you want to find out more?

Cybersecurity isn't just about tools—it's about strategy. If your organization is looking to modernize email protection, strengthen compliance, or streamline security operations, our consultants are here to help. We will work with you to assess your current environment, uncover risks, and develop a plan that aligns Microsoft Defender for Office 365 with your business goals. From implementation to user training and beyond, we bring deep expertise to ensure your Microsoft 365 environment is secure, efficient, and resilient. Ready to take the next step? Let's talk about how we can support your journey.

How can Microsoft Defender for Office 365 help your organization?

Synergy Technical textured background image for the Defender for Office 365 page.

A man uses his laptop with Office 365 malware protection enabled, ensuring his device and email remain secure from malicious attachments and harmful links.

A woman works on her laptop with Office 365 malware protection, benefiting from real-time threat detection that blocks harmful files before they can compromise her organization.

Stop threats before they cause damage

With AI-powered analysis and real-time scanning, Defender proactively blocks phishing, ransomware, and business email compromise (BEC) threats at the point of entry. It helps identify and eliminate malicious content before it reaches users, minimizing the risk of data breaches, downtime, and financial loss.

A man working remotely relies on Office 365 email protection to safeguard his communications from phishing and cyber threats, ensuring secure access to emails from any location.

Streamlines incident response and reduces IT workload

Automated threat hunting and remediation reduce response times and free up valuable IT resources. Defender isolates threats, removes malicious emails, and even remediates affected user accounts automatically, allowing your security teams to focus on strategic tasks instead of manual clean-up.

A female employee at an accounting firm shows her team her laptop, confident that Microsoft Defender for Office 365 safeguards their email communications from phishing and malware, ensuring client data remains secure.

A female employee meets with her team to discuss and collaborate on a campaign, relying on Microsoft Defender for Office 365 to protect shared emails and attachments from cyber threats, ensuring a seamless and secure workflow.

A male marketing agency employee works remotely, securely accessing Microsoft 365 applications like Outlook with Microsoft Defender for Office 365 providing advanced email protection, keeping his communications safe from cyberattacks.

Builds a cyber-resilient workforce

Through user training simulations and behavior analytics, Defender helps employees become a strong first line of defense against cyberattacks. Regular phishing simulations and targeted training ensure your workforce is equipped to identify suspicious messages and avoid costly mistakes, strengthening your organization's overall security posture.

Dive deeper into the Microsoft Defender family

Microsoft Defender is a comprehensive suite of security solutions that helps protect your entire digital estate across endpoints, identities, email, cloud apps, and infrastructure.

Microsoft Defender

Microsoft Defender for Business

Microsoft Defender for Cloud

Microsoft Defender for Cloud Apps

Microsoft Defender for Endpoint

Microsoft Defender for Identity

Microsoft Defender XDR

Our consulting services related to Microsoft Defender

We offer assessments, engagements, design and configuration, and more. Each resulting in a roadmap to success for your digital transformation.

Business Continuity and Disaster Recovery Services

Cloud Security Consulting Services

End User Security Awareness Training

Managed IT Services

Microsoft 365 Copilot Readiness Assessment

Microsoft 365 Security Assessment

Microsoft CSP Licensing

Microsoft Security Workshops

Microsoft Sentinel

How we're different

Recognitions and certifications

Synergy Technical has been accredited with several partner recognitions.

Microsoft FastTrack Ready Partner

FastTrack is a combination of resources, engineering expertise, and best practices that ensures you have the most efficient deployment and adoption possible.

Microsoft Security Workshop Partner

As a leading Microsoft Security Workshop partner, we help organizations assess their environments and strengthen protection using Microsoft's productivity and security solutions.

Microsoft Cloud Solutions Partner

Subject matter experts in Modern Work for Enterprise and SMB, cybersecurity architecture, identity and access management, information protection, and additional specializations.

Our proven experience

Deployed over 20M seats of Office 365, Microsoft 365, and Microsoft EMS
Customers in all 50 states
Experience in 70+ countries