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Microsoft Teams
Teams calls are about to get a lot harder to fake

Microsoft Teams Calling is getting a new feature that will warn users about suspicious inbound VoIP calls from first-time external callers who might be impersonating trusted brands.

phishing
Microsoft: Phishing campaign used fake compliance notices to compromise employee accounts

Phishers have been using fake workplace compliance notices to try to trick Microsoft account owners into signing in via a fake sign-in page, says the company’s Defender …

Visual Studio Code
Visual Studio Code 1.118 adds auto model selection to Copilot CLI

Microsoft’s editor releases continue on a monthly cadence, with the Insiders build of Visual Studio Code 1.118. The update concentrates on the Copilot CLI integration, …

Microsoft Visual Studio 2026
Visual Studio cloud agents now run inside GitHub Copilot

Microsoft’s April update to Visual Studio introduces cloud agent integration in GitHub Copilot, enabling developers to offload tasks to remote infrastructure for scalable, …

Scott Schnoll
The Exchange Online security controls organizations keep getting wrong

In this Help Net Security interview, Scott Schnoll, Microsoft MVP for Exchange, breaks down the Shared Responsibility Model, where Microsoft secures the cloud while …

Inspect
AI prompt confidentiality and false citations worry researchers

Academic researchers using commercial AI tools for literature review and idea generation are sending unpublished research questions, draft hypotheses, and proprietary domain …

Kaja Ciglic
AI is speeding up nation-state cyber programs

In this Help Net Security interview, Kaja Ciglic, Senior Director, Cybersecurity Policy and Diplomacy at Microsoft, discusses how nation-state cyber programs have changed over …

OneDrive
OneDrive updates focus on AI, access control, and compliance

Microsoft OneDrive’s recent updates focus on improving intelligence, collaboration, and administrative control. “Last year, we made a promise: your files should work for you, …

Microsoft Windows Defender
Researcher drops two more Microsoft Defender zero-days, all three now exploited in the wild

The security researcher who earlier this month published a proof-of-concept (PoC) exploit for a zero-day privilege escalation vulnerability in Microsoft Defender is back with …

Microsoft
Windows is getting stronger RDP file protections to fight phishing attacks

Microsoft has introduced new Windows protections starting with the April 2026 security update to reduce phishing attacks that abuse Remote Desktop (.rdp) files. With these …

Microsoft Office
Microsoft ends desktop detour for sensitivity labels in Office web apps

Microsoft is rolling out an update to Office for the web that removes a long-standing limitation around document protection, adding new control to browser-based apps. …

phishing
AI-enabled device code phishing campaign exploits OAuth flow for account takeover

A phishing campaign that bypasses the standard 15-minute expiration window through automation and dynamic code generation, leveraging the OAuth Device Code Authentication flow …

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