This chapter offers a reflective discussion of the gender-related opportunities and pitfalls associated with research on security and secrecy. It explores researchers who want to reflect on questions of ethics and critique in research on security and military institutions. The chapter addresses in relation to secrecy and methods is not simply to ask questions about how gender relations can help provide or limit access to information. It examines feminist literature on secrecy and focuses on what a feminist lens allows to see with regards to questions of navigating access and conducting field research in the context of secrecy and danger. The chapter provides a reflective discussion of how we can engage with questions of ethics and critique in the context of research on security and secrecy, drawing on recent work in the field of critical military studies in particular.