Microsoft Security

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About Microsoft Security

Protect your data, apps, and infrastructure against rapidly evolving cyberthreats with cloud security services from Microsoft Security.



New to Microsoft 365 Defender? Head over to the Microsoft 365 Defender interactive guide for a hands-on tour.

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Microsoft Security training & resources

Microsoft Security learning paths (Microsoft Learn)

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Explore Microsoft Security training with LinkedIn Learning, which offers thousands of on-demand courses created by industry experts. Receive personalized course recommendations tailored to your unique needs, backed by data-driven insights from millions of professionals on the worldwide LinkedIn network.

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