This press release was updated on 2 July 2026 to add the agreed texts of the Council mandates. The Cyprus presidency, since day one, has turned its commitment to simplification into tangible results.

Abstract: In this paper, we make a comprehensive study of two classes of Boolean functions whose interest originally comes from hybrid symmetric-FHE encryption (with stream ciphers like FiLIP), but ...

Abstract: Nowadays, the resistance against algebraic attacks and fast algebraic attacks are considered as an important cryptographic property for Boolean functions used in stream ciphers. Both attacks ...