Concealing for Freedom: The Making of Encryption, Secure Messaging and Digital Liberties: By Ksenia Ermoshina and Francesca Musiani, Manchester, UK: Mattering Press, 2022, 272 pp., ISBN 9781912729227, £16.00.

"Concealing for Freedom: The Making of Encryption, Secure Messaging and Digital Liberties" by Ksenia Ermoshina and Francesca Musiani is a comprehensive study that goes beyond the technical aspects of encryption to explore its social and political implications. The authors examine the design choices, protocols, and controversies surrounding encryption, with a focus on secure messaging applications. They argue for a relational understanding of risk, which reveals the diverse perspectives and practices of users and designers. The book offers valuable insights into the development and governance of encryption, making it a valuable resource for researchers and practitioners interested in internet histories and digital security. [Extracted from the article]