Giovan Battista Bellaso

E679921

Giovan Battista Bellaso was a 16th-century Italian cryptographer whose polyalphabetic cipher ideas significantly shaped later cipher systems, including those associated with Blaise de Vigenère.

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Label Occurrences
Giovan Battista Bellaso canonical 1

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Statements (25)

Predicate Object
instanceOf Italian person
cryptographer
human
activeIn Renaissance Italy NERFINISHED
centuryOfActivity 16th century
contributedTo development of modern cryptography concepts
countryOfCitizenship Italy
developed systematic method for enciphering text with changing alphabets
era Renaissance
ethnicGroup Italian
fieldOfWork cryptography
polyalphabetic ciphers
gender male
hasConceptAssociated cipher tables controlled by a key phrase
keyword-based polyalphabetic substitution
influenced Blaise de Vigenère NERFINISHED
later polyalphabetic cipher systems
knownFor designing a cipher using multiple substitution alphabets
influencing what is now commonly called the Vigenère cipher
languageOfWorkOrName Italian
nationality Italian
notableFor early description of a practical polyalphabetic substitution cipher
notableIdea use of a repeating keyword to control shifts in a polyalphabetic cipher
notableWork polyaphabetic cipher system based on a repeated key phrase
occupation cryptographer

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Blaise de Vigenère influencedBy Giovan Battista Bellaso