On 3 June 2020, the Brussels Privacy Hub together with the International Committee of the Red Cross (ICRC) published the second edition of their Handbook on Data Protection in Humanitarian Action. The co-editors of the second edition are Christopher Kuner, co-director of the Hub, and Massimo Marelli of ICRC. The second edition builds on the first edition published in 2017, and includes additional chapters on data protection and the following technologies: digital identity; social media; blockchain; connectivity as aid; and artificial intelligence and machine learning.