DevOps Articles

Curated articles, resources, tips and trends from the DevOps World.

Email Messaging Protocols and Port Exposure | UpGuard

1 year ago www.upguard.com

Summary: This is a summary of an article originally published by the source. Read the full original article here →

Email makes modern communications work. We use email for keeping in touch with friends and family, organizing business activities, and tracking a variety of other needs. But how does email actually work and why do you get so many spam emails? That all comes down to email messaging protocols.