Targeted Threat Protection - HTML Attachment Deep Scanning - Dec 2023

Service Update

Availability	December 19th, 2023
Product(s)	Email Security Cloud Gateway (CG) Targeted Threat Protection - Attachment Scanning
Who's affected	Email Security Cloud Gateway (CG), Administrators

Overview

Due to a rise in malicious HTML attachments, Mimecast is now extending our protection for HTML attachments to include deep scanning support to protect customers against multiple attack vectors through HTML attachments. Utilizing advanced scanning, static analysis of dynamic URL redirections, phishing detection via log-in pages (credential theft), and custom phishing signatures developed by our threat research team ran against all final webpage destinations. 

Recommended actions

To ensure you are protected against these attacks, please ensure you have the following options enabled.

See Also...

• Configuring URL Protection
• Configuring URL Protection Definitions