S. Landau and A. Lubin, Examining the Anomalies, Explaining the Value: Should the USA FREEDOM Act's Metadata Program be Extended?, Harvard National Security Journal, Vol. 11, Issue 3 (2020), pp. 308-358.
S. Landau, Transactional information is remarkably revelatory, Proceedings of the National Academy of Sciences, Vol. 113, No. 20 (May 17, 2016), pp. 5467-5469.
S. Landau, Choices: Privacy & Surveillance in a Once & Future Internet, Daedulus, Vol. 145, No. 1 (Winter 2016), pp. 54-64.
S. Landau, Surveillance or Security? The Risks Posed by New Wiretapping Technologies, MIT Press, 2011.
W. Diffie and S. Landau, Privacy on the Line: The Politics of Wiretapping and Encryption, MIT Press, 1998 (rev. ed. 2007).