Microsoft 365 silently delivers emails in cleartext when encryption cannot be negotiated, exposing sensitive data to potential interception with no warning to senders or recipients.

How to Hide the Developer Tab Again? Repeat the steps for your platform and clear the Developer check box, or in Windows select Reset Reset only selected Ribbon tab to restore the default layout.

British retailer Marks and Spencer said on Tuesday some personal customer information was taken in the cyber attack that has crippled its online operation for more than three weeks.

Learn how to create advanced Excel data entry forms with dropdowns, error handling, and automation for efficient workflows and accurate data.

The paper describes MS EXCEL-based application implementing the processes of encryption and decryption of English texts using the Hill cipher based on the matrix of size 3×3. The processes of ...

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Protect Microsoft 365 from ransomware with zero trust, immutable backups, encryption, and incident response.

Excel’s database functions are often overlooked, yet they have the potential to transform complex data management tasks.