Files
BinaryObjectScanner/BinaryObjectScanner.Models/AACS/VerifyMediaKeyRecord.cs
Matt Nadareski 473cbc5694 BOS.* -> BOS.*
2023-03-07 16:59:14 -05:00

24 lines
1.1 KiB
C#

namespace BinaryObjectScanner.Models.AACS
{
/// <summary>
/// A properly formatted MKB shall have exactly one Verify Media Key Record
/// as its first record. The presence of the Verify Media Key Record in an MKB
/// is mandatory, but the use of the Record by a device is not mandatory. The
/// device may use the Verify Media Key Record to verify the correctness of a
/// given MKB, or of its processing of it. If everything is correct, the device
/// should observe the condition:
/// [AES_128D(vKm, C]msb_64 == 0x0123456789ABCDEF)]
/// where Km is the Media Key value.
/// </summary>
/// <see href="https://aacsla.com/wp-content/uploads/2019/02/AACS_Spec_Common_Final_0953.pdf"/>
public sealed class VerifyMediaKeyRecord : Record
{
/// <summary>
/// Bytes 4 through 19 of the Record contain the ciphertext value
/// Cv = AES-128E (Km, 0x0123456789ABCDEF || 0xXXXXXXXXXXXXXXXX)
/// where 0xXXXXXXXXXXXXXXXX is an arbitrary 8-byte value, and Km is
/// the correct final Media Key value.
/// </summary>
public byte[] CiphertextValue;
}
}