SMTP 10 Ways to Secure Your SMTP Server

[pheonix2398]

1. Use Strong Authentication Methods
2. Set Limits on the Number of Messages that can be Sent
3. Implement Encryption
4. Use Anti-spam and Anti-virus Protection
5. Disable Open Relay
6. Set up a Firewall
7. Configure IP Restrictions
8. Regularly Update Your Server and Software
9. Monitor Your Server Logs
10. Use a Third-Party SMTP Provider

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[3N1GM4]

All correct and quite useful.