Version 1: Release Note 28 November 2014

AAD, Plaintext and Ciphertext

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AAD, Plaintext and Ciphertext

The Plaintext shall be set to the structure and content of the data item(s) as they would have been exposed on the Device’s HAN interface, if access to them were not constrained to be via Encrypted form by this Section 8.4.

AAD shall be set to security control byte (SC) which shall have the value of 0x31 (see Section 8.4.1).

The Invocation Counter (IC) shall have a value of 0x00000000.

The Authenticated Encryption MAC (AE MAC) shall be the MAC produced by applying Authenticated Encryption to AAD and Plaintext, as defined in NIST Special Publication 800-38D, with the values specified in this Section 8.4.

Authenticated Encryption (AE) Ciphertext shall be the Ciphertext produced by applying Authenticated Encryption to Plaintext, with the values specified in this Section 8.4.

Ciphered Information shall be the concatenation:

SC || IC || AE Ciphertext || AE MAC

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