AcceptorAuthorisationRequestV12caaa.001.001.12

Definition: Identification of the algorithm.

Type: Algorithm24Code (String)

Allowed Values:

• EA2C
• E3DC
• DKP9
• UKPT (UKPT): UKPT (Unique Key Per Transaction) or Master Session Key key encryption - (ASN.1 Object Identifier: id-ukpt-wrap). UKA2 UKPTwithAES192 UKPT (Unique Key Per Transaction) or Master Session Key key encryption, using Advanced Encryption Standard with a 192 bits cryptographic key, approved by the Federal Information Processing Standards (FIPS 197 - November 6, 2001 - Advanced Encryption Standard). EA9C AES192CBC AES (Advanced Encryption Standard) CBC (Chaining Block Cypher) encryption with a 192 bits cryptographic key as defined by the Federal Information Processing Standards (FIPS 197 - November 6, 2001 - Advanced Encryption Standard). EA5C AES256CBC AES (Advanced Encryption Standard) CBC (Chaining Block Cypher) encryption with a 256 bits cryptographic key as defined by the Federal Information Processing Standards (FIPS 197 - November 6, 2001 - Advanced Encryption Standard). DA12 AESDUKPT128ECB AES DUKPT (Derived Unique Key Per Transaction) ECB algorithm, as specified in ANSI X9.24-3-2017 Annex A, With key length of 128 bits. DA19 AESDUKPT192ECB AES DUKPT (Derived Unique Key Per Transaction) ECB algorithm, as specified in ANSI X9.24-3-2017 Annex A.With key length of 192 bits. DA25 AESDUKPT256ECB AES DUKPT (Derived Unique Key Per Transaction) ECB algorithm, as specified in ANSI X9.24-3-2017 Annex A.With key length of 256 bits. N108 Nist800-108KeyDerivation Key Derivation according to the Special Publication from the NIST entitled 800-108. EA5R AES256CTR AES (Advanced Encryption Standard) CTR (Counter) encryption with a 256 bits cryptographic key as defined by the Federal Information Processing Standards (FIPS 197 - November 6, 2001 - Advanced Encryption Standard). EA9R AES192CTR AES (Advanced Encryption Standard) CTR (Counter) encryption with a 192 bits cryptographic key as defined by the Federal Information Processing Standards (FIPS 197 - November 6, 2001 - Advanced Encryption Standard). EA2R AES128CTR AES (Advanced Encryption Standard) CTR (Counter) encryption with a 128 bits cryptographic key as defined by the Federal Information Processing
• UKA2
• EA9C
• EA5C
• DA12
• DA19
• DA25
• N108
• EA5R
• EA9R
• EA2R
• E3DR
• E36C
• E36R
• SD5C
• UKA1
• UKA3