With ad spend growth slowing to 5.3%, new research reveals an emerging threat to dwindling budgets - invalid traffic (IVT).

In 2024, advertisers are set to waste over $71bn (£59bn)* on traffic generated by invalid activity, including bots and automated scripts -  an increase of 33% from 2022.

Conducted by leading marketing efficiency platform Lunio, the research analysed 2.6bn paid ad clicks and 104bn impressions from 60,000 ad accounts across the platform’s...