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math.GR2018★ 11 cited
Regular subgroups with large intersection
Riccardo Aragona, Roberto Civino, Norberto Gavioli +1
In this paper we study the relationships between the elementary abelian regular subgroups and the Sylow -subgroups of their normalisers in the symmetric group $\mathrm{Sym}(\mat…
math.GR2018
Type-Preserving Matrices and Security of Block Ciphers
Riccardo Aragona, Alessio Meneghetti
We provide a new property, called Non-Type-Preserving, for a mixing layer which guarantees protection against algebraic attacks based on the imprimitivity of the group generated by…