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Frequently Asked Questions


In this section, you can download the Python source code of the DPA reference implementation. You can use parts of this code, like the database access or DES internal data computation, to implement your own algorithm. You can get this source code either by using subversion or by downloading the snapshot archive.

SVN Repository

The subversion repository is accessible using the username guest with the password guest at the following URL: https://svn.comelec.enst.fr/dpacontest/ You can find there: Concretely speaking,

Reference Snapshot

If for some reason you cannot use SVN, a zip archive containing the latest snapshot of the reference implementation can be downloaded here: dpacontest_reference.zip.