\input zb-basic \input zb-ioport \iteman{io-port 05369246} \itemau{Coron, Jean-S\'ebastien} \itemti{A new DPA countermeasure based on permutation tables.} \itemso{Ostrovsky, Rafail (ed.) et al., Security and cryptography for networks. 6th international conference, SCN 2008, Amalfi, Italy, September 10--12, 2008. Proceedings. Berlin: Springer (ISBN 978-3-540-85854-6/pbk). Lecture Notes in Computer Science 5229, 278-292 (2008).} \itemab Summary: We propose and analyse a new countermeasure against Differential Power Analysis (DPA) for the AES encryption algorithm, based on permutation tables. As opposed to existing AES countermeasures, it does not use random masking. We prove that our new countermeasure is resistant against first-order DPA; we also show that it is quite efficient in practice. \itemrv{~} \itemcc{} \itemut{} \itemli{doi:10.1007/978-3-540-85855-3\_19} \end