The formal Z notation was used to prove security properties about the Mondex smart card electronic cash system, allowing it to achieve ITSEC level E6, the highest granted security-level classification.
He used a notation that would later be taught in the University of Grenoble until the end of the 1980s.
Big O notation | Z notation | Reverse Polish notation | Whyte notation | Parts-per notation | The final form of Braille's alphabet, according to Henri (1952). The decade diacritics are listed at left, and the supplementary letters are assigned to the appropriate decade at right. Characters are derived by combining the diacritic on the left with the basic letters at top. "(1)" indicates markers for musical and mathematical notation. Parentheses and quotation marks follow English Braille | that book's notation | Siegbahn notation | scientific pitch notation | Reverse Polish Notation | reverse Polish notation | quote notation | Portable Game Notation | Infix notation | abuse of notation | Abstract Syntax Notation One | ABC notation |
The Z notation was used to prove security properties about Mondex, allowing it to achieve ITSEC level E6, ITSEC's highest granted security-level classification.