Email Security
Email security encompasses technologies that filter inbound and outbound messages to prevent phishing, malware delivery, and business email compromise. It operates at the server or cloud level before the message reaches the user.
Term
description · examples · notesEmail security encompasses technologies that filter inbound and outbound messages to prevent phishing, malware delivery, and business email compromise. It operates at the server or cloud level before the message reaches the user.
Description
These solutions use sender reputation analysis, attachment sandboxing, domain authenticity verification, and suspicious link detection. More advanced variants use machine learning to recognize new attack patterns.
Email remains the primary initial access vector in most attacks, making this technology one of the most important preventive controls.
What people often say
- If an email passed the filter, it is certainly safe.
- Email security also protects against phishing on other channels.
Covers / does not cover
Covers
- Filtering known phishing messages and malicious attachments
- Sandboxing attachments before delivery
- Sender domain authenticity verification
- Detection of suspicious links in message body
Does not cover
- Phishing via SMS, phone calls, or social media
- Messages that pass through using novel, unrecognized techniques
- Compromised legitimate accounts sending malicious content
Mentioned in the news
Threats
reduces 11Threats it reduces. Select one to open its page.
Techniques
neutralizes 2Techniques it neutralizes. Select one to open its page.