User's Manual

ACG HF Multi ISO RFID Reader V1.0
ACG Identification Technologies GmbH 104
Option
The option byte defines the authentication step and type of authentication.
Bit Description
0 - 1 Authentication Steps
0: Log out
1: Step 1
2: Step 2
2 – 6 RFU
7 Authentication Algorithm
0: 2 two pass authentications
1: RFU
Key index
The key index of Step 1 points to a valid key with the access rights to login into the
reader.
The key index is zero based.
Log out
It is possible to log out with Authentication Step 0.
Default Keys
The following keys are default:
Key Type Key
my-d™ 01020407080B0D0E10131516191A1C1Fh
Default Master key
DESFire 00000000000000000000000000000000h
mifare
®
A0A1A2A3A4A5h
mifare
®
B0B1B2B3B4B5h
mifare
®
FFFFFFFFFFFFh