EntityQ655908· pop 9· linked from 68 articlesgrilleSign in to saveclass of ciphersConnectionsencryptionEntitycodeEntityrail fence cipherEntityoutline of cryptographyEntitySecure channelEntityJules VerneEntityFrancis BaconEntityInternational Standard Book NumberEntitycryptocurrencyEntitycryptographyEntitydigital object identifierEntityInternational Standard Serial NumberEntityVoynich manuscriptEntityransomwareEntityEnigmaEntityCaesar cipherEntityJohn DeeEntityhash functionEntitypublic-key cryptographyEntitydigital signatureEntityCategoriesClassical ciphersPerforation-based computational tools