Safe Links

Product

A Microsoft Defender for Office 365 feature that rewrites URLs and checks them at the moment of click in email, Microsoft Teams and Office apps.

Title graphic: Safe Links (Product)

Type	Product

Key points about Safe Links

Impersonation protection, preset policies, Safe Links and Safe Attachments are the policy areas covered. · Defender for Office 365
Safe Links and Safe Attachments check URLs and files before users can open them. · Microsoft Defender for Office 365 - Simply…
Phishing slips through when Safe Links, Safe Attachments, anti-phishing and mail flow rules overlap or leave gaps. · Tune Microsoft Defender for Office 365 Against…

Episodes about Safe Links

Defender for Office 365

2026-10-29 · Video on YouTube

Most tenants run Microsoft Defender for Office 365 on defaults and assume they are protected while attackers test their filters every day. This episode is for email security admins, security engineers and SOC teams who want to tune anti-phishing, Safe Links…

Microsoft Defender for Office 365 - Simply Explained

2026-07-22 · Video on YouTube

Modern phishing emails copy real branding and writing styles, so a basic spam filter no longer keeps a business safe. This episode is for Microsoft 365 admins, security teams and business owners. You learn how the five protection layers of Microsoft Defender…

Tune Microsoft Defender for Office 365 Against Phishing

2025-08-05 · Video on YouTube

Your users still click phish—even with Defender for M365 “fully enabled.” The culprit isn’t the attackers; it’s misaligned layers: Safe Links, Safe Attachments, anti-phishing ML, and mail flow rules that overlap, conflict, or leave gaps. This guide traces how…

Timeline of episodes about Safe Links

Articles about Safe Links (5)

Do You Need Antivirus If You Have Microsoft 365? A Practical Guide for Admins and IT Leaders
2026-10-15 · Mirko Peters
Find out whether Microsoft 365's built-in protection is enough or if you still need antivirus, with practical guidance for admins and IT leaders.
Safe Links and Safe Attachments: Your First Line of Defense
2026-08-13 · Mirko Peters
Welcome back to the podcast companion blog! In today's digital landscape, protecting your organization from ever-evolving cyber threats is no longer optional—…
Why 'Set-and-Forget' Fails: Treating Microsoft Defender as a Living System
2026-08-11 · Mirko Peters
Welcome back to the podcast and our ongoing deep dives into securing your cloud environment. If you have ever felt that sinking feeling when a sophisticated phishin…
Understanding Safe Links and Attachments in Microsoft 365
2026-05-21 · Mirko Peters
If you’re running a business on Microsoft 365, protecting your users from risky links and shady attachments isn’t optional—it’s absolutely n…
Threat Protection in Teams: Safeguarding Collaboration in a Modern Workforce
2026-05-21 · Mirko Peters
Threat protection in Microsoft Teams isn’t just a trendy topic—it’s a real-world issue for businesses navigating the challenges of a digital-first…

Frequently asked questions

What do Safe Links and Safe Attachments do?

They are Defender for Office 365 protections covered as policy areas to tune alongside quarantine, so threats are blocked without too many false positives. · From the episode: Defender for Office 365

How do Safe Links and Safe Attachments protect users?

Safe Links scans URLs and Safe Attachments scans files before the user accesses them. This matters because a link can be dangerous even when the email around it passes every other check. · From the episode: Microsoft Defender for Office 365 - Simply…

Why do users still click phish with Defender for Office 365 enabled?

Misaligned layers: Safe Links, Safe Attachments, anti-phishing and mail flow rules can overlap, conflict or leave gaps. Defender is not set-and-forget. · From the episode: Tune Microsoft Defender for Office 365 Against…

Glossary

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Feed for this topic (RSS): entity/safe-links/feed.xml
M365.FM episodes on this topic: 3
Articles on this topic: 5

Maintained by Mirko Peters (Microsoft MVP) · Last updated: 2026-11-03