What Is Spam Email? - Cisco

Spam email is unsolicited and unwanted junk email sent out in bulk to an indiscriminate recipient list. Typically, spam is sent for commercial purposes. It can be sent in massive volume by botnets, networks of infected computers.

Comprehensive Spam Quarantine Setup Guide on Email Security Appliance (ESA) and Security Management Appliance (SMA) - Cisco

Report Spam, Misclassified, Viral Email Messages - Cisco

Cisco Secure Email At-a-Glance

Solved: Whitelisting a specific email address - Cisco Community

Cisco Email Security Appliance Anti-Spam - License - 1 License - ESA-AS-LIC

Edoxs Corporation - Encryption

WUI Tour > Cisco IronPort ESA Web User Interface

Cisco's Strong Leadership in Email Security in the Asia-Pacific Market Applauded by Frost & Sullivan - PR Newswire APAC

Warning regarding fraudulent voicemail emails – SUNY New Paltz News

Detect and Prevent Email Spoofing - Cisco