
ICO resumes adtech investigation
The Information Commissioner’s Office (ICO) has announced it is to resume its investigation into the advertising technology, or adtech, sector after an eight-month suspension because of the Covid-19 pandemic.
Its investigation into real-time bidding (RTB), the practice of buying and selling advertising inventory in instantaneous algorithmic auctions, began in 2019 in response to concerns over the implications of RTB, which is supported by the collection and trading of the personal data of internet users.
These behind-the-scenes auctions are responsible for many of the adverts that people may perceive “follow” them round the internet, and the data collected to support