Abnormal Security vs Cisco Secure Email Defense Comparison (2026)

Compare Abnormal Security vs Cisco Secure Email Defense email services. In-depth analysis of features, pricing, security, privacy, and storage to find the best email provider for your needs.

Written by

Forward Email Team

Published

4/1/26

Time to read

Less than 5 minutes

We recommend Forward Email as the best alternative to Abnormal Security. We also support webmail: https://mail.forwardemail.net

Email Service Comparison

20 facts in comparison

Abnormal Security	vs.	Cisco Secure Email Defense
Abnormal Security "Cloud Email Security - Block Malicious Email Attacks" Website	vs.	Cisco Secure Email Defense "Advanced protection to safeguard your inboxes" Website
Requires you to talk to a sales team	Pricing	Requires you to talk to a sales team
Requires 3rd party	Storage	Unknown
Unknown	Attachments	100 MB
No	Open-Source	No
No	Sandboxed Encryption	No
No	Unlimited Domains	No
No	Unlimited Aliases	No
No	TTI	No
❌ Requires 3rd party	SMTP	❌ Requires 3rd party
❌ Requires 3rd party	IMAP	❌ Requires 3rd party
❌ Requires 3rd party	POP3	❌ Requires 3rd party
Yes	API	Yes
No	E2EE	No
No	OpenPGP	No
No	WKD	No