Information security (infosec) has become a field of primary interest for journalism, especially in the wake of the 2013 Edward Snowden revelations about the ramifications of Internet mass surveillance. Following the increasing dangers posed by digital threats-and surveillance in particular-to the safety of journalists and their sources, newsrooms and reporters have shown an increased interest in technological solutions for improved protection of their work and sources. In particular, the adoption of strong encryption tools for communication purposes has become an urgent matter for journalists worldwide, becoming a niche of research in journalism studies as well. By reviewing the existing literature in the field, this article examines how journalism studies approach the use of encryption and information security tools for journalistic purposes. Based on research on the major journalism studies journals and other publications, the article offers an overview of the research advancements, highlighting current major trends and research areas.