Massey De:esser

Proud and canny, ignorant and intensely ambitious, Hannah Massey is a born ruler. Her kingdom may be only a working-class household in County Durham, but within its walls her iron will governs a predominantly male family and her word is unchallengeable law. Now, in late middle age, her ambition is yet to be satisfied. She wants to see her brood living in the house where she was in service as a young girl. The apple of Hannah’s eye is her pretty younger daughter, Rosie, who has just returned home after a spell in London. Rosie had gone south, so Hannah thought, to escape the passionate pursuit of a young man she had known for most of her life…

A former NSA agent shares his secret for learning languages in this course for Spanish.

This book provides the first extensive survey of block ciphers following the Lai-Massey design paradigm. After the introduction, with historical remarks, the author structures the book into a chapter on the description of the PES, IDEA and other related ciphers, followed by a chapter on cryptanalysis of these ciphers, and another chapter on new cipher designs. The appendices include surveys of cryptographic substitution boxes and of MDS codes.