Category: Identity & Access
Secure Microsoft Entra ID browsing
Secure Microsoft Entra ID browsing means protecting identity admin sessions and sign-in flows from phishing, token theft, and risky web exposure.
Quick answer
Legba can isolate browser sessions while your team uses Microsoft Entra ID.
Microsoft Entra ID is often the front door to other apps. Treat sign-ins and admin sessions as high risk: isolate untrusted links and lock down downloads and extensions in sensitive workflows.
This page does not imply an official integration with Microsoft Entra ID—it’s a guide to securing browser workflows around the app.
When you need this
- Your team uses Microsoft Entra ID in a browser every day.
- You want to reduce phishing, malicious downloads, and session theft without slowing users down.
- You need role-based policies for employees, admins, and contractors.
Last updated
2026-01-29
Common browser risks
- Lookalike Microsoft login pages and consent prompts designed to steal credentials or approvals.
- Token theft and session replay after successful MFA via proxy-style phishing.
- OAuth app consent abuse that grants long-lived access to mail, files, and calendars.
- Admin portal session compromise leading to policy changes, app registrations, or conditional access bypass.
- Risky link investigation from alerts and audit logs that leads to malicious websites.
Typical sensitive data in Microsoft Entra ID
- User accounts, groups, and role assignments.
- Conditional Access policies and authentication methods.
- Enterprise application registrations and permissions.
- Audit and sign-in logs.
- App secrets, certificates, and API permissions.
- Device registration and compliance posture metadata.
Recommended policies by role
IT Admins
- Use a dedicated admin browser profile for Entra and Azure portals; keep extensions to a strict allowlist.
- Require step-up authentication for privileged actions (app registration, policy changes, credential creation).
- Force isolation when opening unknown domains from audit logs, tickets, or external vendor links.
- Restrict downloads in risky browsing sessions; route through scanning and approvals.
Security
- Alert on new OAuth grants, new app registrations, and unusual token usage patterns.
- Prefer phishing-resistant MFA for privileged roles and enforce strong session controls.
- Isolate web-based investigations and external link triage to reduce endpoint exposure.
Executives
- Isolate external links and attachments opened in the browser, especially around “account verification” requests.
- Use strong auth and short sessions for identity portals if executives have privileged access.
- Limit cross-account sign-in and avoid approving unexpected consent prompts.
FAQs
How do Entra compromises usually start?
Most commonly via phishing (credentials or token theft) and consent abuse. From there, attackers use legitimate admin actions to persist.
Does isolation replace Conditional Access?
No. Conditional Access governs access decisions. Isolation reduces browser-originated risk when users and admins interact with untrusted web content.
Should admins browse the web while signed into Entra?
It’s better to separate admin sessions from general browsing. Use a dedicated profile, and isolate risky browsing paths to reduce cross-contamination.
What’s a fast win to reduce risk?
Phishing-resistant MFA for privileged roles, strict session controls, and isolation for unknown link investigation and risky browsing sources.
References
- Microsoft Learn: Microsoft Entra documentation — Microsoft
- Cloudflare: Browser Isolation — Cloudflare
- Chrome Enterprise: Policies — Google