Function: noun
Date: 1931
: an alphabet (as in a cryptographic system) that has been rearranged or disordered systematically or randomly
Function: noun
Date: 1931
: an alphabet (as in a cryptographic system) that has been rearranged or disordered systematically or randomly
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012