... A solution for the real needs


ClassicSys stands for Cipher Law Agreed Secure Service International Circuits System.

It is a :

Unlike the DES and the RSA who are "only" algorithms that can be used in several applications, ClassicSys integrates the algorithm and the applications. It is today the only complete and autonomous system giving the necessary guaranties to National Authorities.

ClassicSys, based on the SED ciphering algorithm, is a crypto-system that can be used on an international level. It gives complete privacy while respecting the present and future needs of our Democracies : ClassicSys ALWAYS gives every National Security Service (NSS) the possibility to decrypt the content of suspect incoming and outgoing international messages without the necessity of depositing the private secret keys in the corresponding countries (as you have to with RSA).

ClassicSys acts like a Public Key crypto-system but uses secret keys. Every registered end-user owns its personal PrivateKey, corresponding to his public ID number. The PrivateKey is hidden in a chip and is not accessible (a software solution is also possible, but in that case, the non-accessibility of the PrivateKey cannot be guaranteed 100 %). SessionKeys are "distributed" by national Trust Authoriries (TA) to end-users on a fully automatic basis (through non-secure channels) allowing end-users to communicate directly between themselves, without the intervention of the TAs.

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