|
gptkbp:instanceOf
|
crypt
|
|
gptkbp:abbreviation
|
gptkb:DES
|
|
gptkbp:block
|
64 bits
|
|
gptkbp:category
|
computer security
crypt
cryptography
|
|
gptkbp:designedBy
|
gptkb:IBM
|
|
gptkbp:encryptionMode
|
gptkb:ECB
gptkb:CBC
gptkb:CTR
gptkb:OFB
gptkb:CFB
|
|
gptkbp:exportRestricted
|
yes
|
|
gptkbp:exportRestrictionLifted
|
yes
|
|
gptkbp:finalPermutation
|
yes
|
|
gptkbp:FIPS_standard
|
gptkb:FIPS_PUB_81
gptkb:FIPS_PUB_74
gptkb:FIPS_PUB_46
|
|
gptkbp:fullName
|
gptkb:Data_Encryption_Standard
|
|
gptkbp:hasS-boxes
|
8
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
DES encryption
|
|
gptkbp:influenced
|
block cipher design
cryptanalysis research
|
|
gptkbp:initialPermutation
|
yes
|
|
gptkbp:keyLengthConsideredWeak
|
yes
|
|
gptkbp:keySchedule
|
48-bit subkeys per round
|
|
gptkbp:keySize
|
56 bits
|
|
gptkbp:notRecommendedFor
|
new applications
|
|
gptkbp:notSecureAgainst
|
modern attacks
|
|
gptkbp:numberOfRounds
|
16
|
|
gptkbp:operates
|
binary data
|
|
gptkbp:patent
|
yes
|
|
gptkbp:patentExpired
|
yes
|
|
gptkbp:replacedBy
|
gptkb:AES
|
|
gptkbp:standardizedBy
|
gptkb:NIST
1977
|
|
gptkbp:status
|
obsolete
|
|
gptkbp:successor
|
gptkb:Triple_DES
gptkb:AES
|
|
gptkbp:usedIn
|
gptkb:IPsec_(legacy)
gptkb:Kerberos_(legacy)
gptkb:SSL/TLS_(legacy)
legacy systems
financial industry
EMV payment cards
early ATM networks
|
|
gptkbp:uses
|
gptkb:Feistel_network
|
|
gptkbp:vulnerableTo
|
differential cryptanalysis
brute-force attack
|
|
gptkbp:bfsParent
|
gptkb:NTLM
|
|
gptkbp:bfsLayer
|
6
|