Security requirements for e-government services: a methodological approach for developing a common PKI-based security policy.

Costas Lambrinoudakis Stefanos Gritzalis Fredj Dridi Günther Pernul Security requirements for e-government services: a methodological approach for developing a common PKI-based security policy. 1873-1883 2003 26 Computer Communications 16 http://dx.doi.org/10.1016/S0140-3664(03)00082-3 db/journals/comcom/comcom26.html#LambrinoudakisGDP03