|
gptkbp:instance_of
|
gptkb:blockade
|
|
gptkbp:applies_to
|
text messages
|
|
gptkbp:based_on
|
frequency analysis
|
|
gptkbp:can_be_used_in
|
secure communications
|
|
gptkbp:characters
|
gptkb:letters
|
|
gptkbp:decryption_method
|
polyalphabetic substitution
|
|
gptkbp:developed_by
|
gptkb:20th_century
|
|
gptkbp:difficulty
|
moderate
|
|
gptkbp:first_described_by
|
1940s
|
|
gptkbp:has_variants
|
gptkb:Friedman–_Kasiski_attack
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Friedman cipher
|
|
gptkbp:influenced_by
|
Caesar cipher
|
|
gptkbp:input_output
|
ciphertext
plaintext
|
|
gptkbp:invention
|
gptkb:William_F._Friedman
|
|
gptkbp:is_a
|
encryption technique
|
|
gptkbp:is_analyzed_in
|
cryptographers
|
|
gptkbp:is_based_on
|
substitution methods
|
|
gptkbp:is_characterized_by
|
key variability
|
|
gptkbp:is_considered
|
an educational tool
a stepping stone to modern ciphers
|
|
gptkbp:is_considered_as
|
a classical cipher
|
|
gptkbp:is_described_as
|
cryptography textbooks
|
|
gptkbp:is_discussed_in
|
online forums
|
|
gptkbp:is_evaluated_by
|
cryptanalysis studies
|
|
gptkbp:is_explored_in
|
gptkb:academic_research
|
|
gptkbp:is_featured_in
|
documentaries about cryptography
|
|
gptkbp:is_implemented_in
|
gptkb:software
|
|
gptkbp:is_notable_for
|
its historical significance
|
|
gptkbp:is_noted_for
|
its simplicity
its role in cryptographic history
|
|
gptkbp:is_often_compared_to
|
modern encryption methods
|
|
gptkbp:is_part_of
|
historical cryptography
cipher families
|
|
gptkbp:is_recognized_as
|
a historical cipher
|
|
gptkbp:is_related_to
|
ciphertext-only attack
|
|
gptkbp:is_similar_to
|
gptkb:Playfair_cipher
|
|
gptkbp:is_taught_in
|
cryptography courses
|
|
gptkbp:is_tested_for
|
security assessments
|
|
gptkbp:is_used_by
|
amateur cryptographers
|
|
gptkbp:is_used_in
|
gptkb:puzzles
|
|
gptkbp:is_utilized_for
|
educational purposes
|
|
gptkbp:is_utilized_in
|
escape room games
|
|
gptkbp:is_vulnerable_to
|
known-plaintext attack
|
|
gptkbp:key_length
|
variable
|
|
gptkbp:notable_for
|
gptkb:World_War_II
|
|
gptkbp:related_to
|
gptkb:Vigenère_cipher
|
|
gptkbp:replaced_by
|
gptkb:crypt
|
|
gptkbp:requires
|
gptkb:Key
|
|
gptkbp:security
|
gptkb:medium
polyalphabetic substitution
|
|
gptkbp:skills
|
key length
|
|
gptkbp:suitable_for
|
high-security applications
|
|
gptkbp:type
|
substitution cipher
|
|
gptkbp:used_by
|
gptkb:military
|
|
gptkbp:used_for
|
gptkb:crypt
|
|
gptkbp:was_a_demonstration_of
|
cryptography competitions
|
|
gptkbp:bfsParent
|
gptkb:William_Friedman
|
|
gptkbp:bfsLayer
|
5
|