An ad server decides which ads to display on a website. Learn how the full ad serving process works in this complete guide to ad servers.

Advertising technology (ad tech) is an umbrella term for the technology used to buy, sell & serve digital ads. Learn about ad tech here!

An ad tag is a snippet of code which coordinates ad serving by synchronizing details about ad requirements between ad tech platforms.

Demand-side platforms (DSP) are an important component of modern digital advertising. Find out all about how DSPs work with this guide.

A supply-side platform (SSP) allows publishers to sell their ad space to users of demand-side platforms. Learn how SSPs work with this guide!

What's the difference between an ad server, a DSP, an SSP, and all of the other technology in programmatic advertising? Read on to find out!