17db96d56Sopenharmony_ci.. _crypto: 27db96d56Sopenharmony_ci 37db96d56Sopenharmony_ci********************** 47db96d56Sopenharmony_ciCryptographic Services 57db96d56Sopenharmony_ci********************** 67db96d56Sopenharmony_ci 77db96d56Sopenharmony_ci.. index:: single: cryptography 87db96d56Sopenharmony_ci 97db96d56Sopenharmony_ciThe modules described in this chapter implement various algorithms of a 107db96d56Sopenharmony_cicryptographic nature. They are available at the discretion of the installation. 117db96d56Sopenharmony_ciOn Unix systems, the :mod:`crypt` module may also be available. 127db96d56Sopenharmony_ciHere's an overview: 137db96d56Sopenharmony_ci 147db96d56Sopenharmony_ci 157db96d56Sopenharmony_ci.. toctree:: 167db96d56Sopenharmony_ci 177db96d56Sopenharmony_ci hashlib.rst 187db96d56Sopenharmony_ci hmac.rst 197db96d56Sopenharmony_ci secrets.rst 20