01224nam0 2200289 i 450 VAN005528620240213122509.200978-05-210-0890-720061106d2002 |0itac50 baengGB|||| |||||Codes and ciphersJulius Caesar, the Enigma and the internetR. F. ChurchhouseCambridgeCambridge university2002X, 240 p.ill.24 cm94A60Cryptography [MSC 2020]VANC019699MF94-XXInformation and communication theory, circuits [MSC 2020]VANC019701MF01A60History of mathematics in the 20th century [MSC 2020]VANC021492MFCambridgeVANL000024ChurchhouseRobert F.VANV04380313651Cambridge university <editore>VANV107986650ITSOL20240216RICABIBLIOTECA DEL DIPARTIMENTO DI MATEMATICA E FISICAIT-CE0120VAN08VAN0055286BIBLIOTECA DEL DIPARTIMENTO DI MATEMATICA E FISICA08PREST 94-XX 0791 08 6386 I 20061106 Codes and ciphers1424825UNICAMPANIA