On 27 February 2020, our colleague, Krisztián Osztopáni gave a presentation at the conference "The Impact of Artificial Intelligence on Fundamental Rights". The conference was co-oragnised by the National University of Public Service, the Constitutional Court of Hungary and the National Authority for Data Protection and Freedom of Information. In his presentation, Krisztián introduced the data protection requirements for the use of the cookies through some recently published cases, and briefly summarized some of the key provisions of the ePrivacy Regulation draft.
His presentation is available here (in Hungarian).