Microsoft 365
![Varonis for Microsoft 365 Copilot](https://img.helpnetsecurity.com/wp-content/uploads/2024/06/07135928/varonis-copilot-365-400x200.webp)
Maximizing productivity with Copilot for Microsoft 365: A security perspective
In this Help Net Security video, Brian Vecci, Field CTO at Varonis, talks about maximizing the potential of Microsoft Copilot for 365. He highlights its productivity benefits …
![Microsoft](https://img.helpnetsecurity.com/wp-content/uploads/2023/07/20122800/microsoft-storm-400x200.jpg)
Attackers abuse OAuth apps to initiate large-scale cryptomining and spam campaigns
Attackers are compromising high-privilege Microsoft accounts and abusing OAuth applications to launch a variety of financially-motivated attacks. Abusing OAuth applications …
![Microsoft 365 security training](https://img.helpnetsecurity.com/wp-content/uploads/2023/10/09131239/microsoft_365_security_training-1400-400x200.jpg)
15 free Microsoft 365 security training modules worth your time
Microsoft 365 is a cloud-based productivity suite. Beyond just tools like Word and Excel, it integrates productivity applications with cloud functionalities, device …
![Microsoft 365](https://img.helpnetsecurity.com/wp-content/uploads/2023/05/26063958/microsoft365-net-400x200.jpg)
Microsoft 365 email senders urged to implement SPF, DKIM and DMARC
In the wake of Google’s announcement of new rules for bulk senders, Microsoft is urging Microsoft 365 email senders to implement SPF, DKIM and DMARC email authentication …
![Microsoft Teams](https://img.helpnetsecurity.com/wp-content/uploads/2023/07/10152152/ms-teams3-400x200.jpg)
Microsoft Teams users targeted in phishing attack delivering DarkGate malware
A new phishing campaign taking advantage of an easily exploitable issue in Microsoft Teams to deliver malware has been flagged by researchers. Delivering malware to Microsoft …
![key](https://img.helpnetsecurity.com/wp-content/uploads/2018/06/09100900/key-400x200.jpg)
How Chinese hackers got their hands on Microsoft’s token signing key
The mystery of how Chinese hackers managed to steal a crucial signing key that allowed them to breach Microsoft 365’s email service and access accounts of employees of 25 …
![Microsoft 365](https://img.helpnetsecurity.com/wp-content/uploads/2023/05/26063958/microsoft365-net-400x200.jpg)
Microsoft 365 accounts of execs, managers hijacked through EvilProxy
A phishing campaign leveraging the EvilProxy phishing-as-a-service (PhaaS) tool has been spotted targeting Microsoft 365 user accounts of C-level executives and managers at …
![Stellar Toolkit for Exchange](https://img.helpnetsecurity.com/wp-content/uploads/2023/07/23161304/stellar-toolkit-for-exchange-1200-400x200.jpg)
Product showcase: Stellar Toolkit for Exchange – Restore Exchange Database
Time is of the essence when it comes to recovery after Exchange Server failure or database corruption, as organizations depend on emails for their day-to-day business …
![Microsoft](https://img.helpnetsecurity.com/wp-content/uploads/2023/07/20122917/microsoft-storm2-400x200.jpg)
Thanks Storm-0558! Microsoft to expand default access to cloud logs
Starting in September 2023, more federal government and commercial Microsoft customers will have access to expanded cloud logging capabilities at no additional charge, …
![Microsoft Teams](https://img.helpnetsecurity.com/wp-content/uploads/2023/07/10152152/ms-teams3-400x200.jpg)
Malware delivery to Microsoft Teams users made easy
A tool that automates the delivery of malware from external attackers to target employees’ Microsoft Teams inbox has been released. TeamsPhisher (Source: Alex Reid) About the …
![Microsoft 365](https://img.helpnetsecurity.com/wp-content/uploads/2023/05/26063958/microsoft365-net-400x200.jpg)
How hardening Microsoft 365 tenants mitigates potential cloud attacks
Moving critical data and workloads to the cloud has significantly changed information security teams. But most don’t have the resources to be successful in their cloud attack …
![Microsoft Teams](https://img.helpnetsecurity.com/wp-content/uploads/2022/02/17115646/ms-teams-red-hns-400x200.jpg)
Microsoft Teams vulnerability allows attackers to deliver malware to employees
Security researchers have uncovered a bug that could allow attackers to deliver malware directly into employees’ Microsoft Teams inbox. “Organisations that use …
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