This week's review of ad fraud and quality in the digital advertising space.
1: 2020 Year in Review: Top 5 Stories

Pixalate's top five stories from 2020 include multiple ad fraud discoveries spanning Connected TV/OTT and mobile in-app advertising as well as breakthroughs for the OTT/CTV ad ecosystem.
2. Security flaws in the mobile app advertising ecosystem

"The state of mobile app security is poor," wrote Avast in a blog post examining how apps "represent a huge and growing attack vector" — using Pixalate's recent Matryoshka ad fraud discovery as an example.
"Mobile apps are being pushed out of development more rapidly than ever, with best security practices often a fleeting afterthought," wrote Avast.
3. Over one-in-five apps for kids do not have a privacy policy

Pixalate's Mobile Ad Supply Chain: App Safety & Consumer Data Privacy Report (Q3 2020) takes a specific look at apps for kids (aged 12 and under). This blog examines the percentage of apps across the Google and Apple app stores that count kids aged 12 and under as part of their target audience — but do not appear to have a privacy policy.
4. Connected TV, digital measurement to be top of mind in 2021
