Microsoft is investigating issues with Outlook and Microsoft 365 after users report login failures and missing emails, alongside known bugs in classic Outlook.

A 39-year-old U.K. resident has been arrested and charged with operating a hack-to-trade fraud, which generated millions of dollars by hacking Microsoft Office 365 email accounts. The alleged hacker, ...

Beware this highly sophisticated Microsoft 365 attack. Update, March 15, 2025: This story, originally published March 13, has been updated with further technical detail regarding the Microsoft 365 ...

Microsoft Office 365 includes the Outlook Web App client along with the subscription service. If you use an Outlook.com, formerly Hotmail, account, you access the email service using a Web browser.

If the US government can get hacked, so can you. Here are five things you can do right now to protect your Microsoft account. Managing Editor Alison DeNisco Rayome joined CNET in 2019, and is a member ...

A new phishing-as-a-service (PhaaS) platform called ONNX Store is targeting Microsoft 365 accounts for employees at financial firms using QR codes in PDF attachments. The platform can target both ...

Being locked out of your Microsoft 365 administrator account can be a stressful experience, as it prevents you from managing users and services. This typically occurs due to security features, such as ...

In today’s digital landscape, email encryption has become a critical component of safeguarding sensitive information and maintaining secure communication channels. Microsoft 365 offers a comprehensive ...

Having multiple accounts that you can use with Office on the web is easier to manage with the new account switcher, but there are also options if you need to separate them. Image: griangraf/Adobe ...