CipherLab CP55, Reference Manual

Page: 90 / 287

74
CP55 Mobile Computer Reference Manual
ISO14443A LOGIN KEY
Some RFID tags support authentication for security concerns, such as Mifare Standard
1K/4K and SLE66R35 tags. The security keys, Keys A and Key B, are two keys that enable
the RFID reader to access (read or write) data blocks on a Mifare tag. Enter the keys before
proceeding to
Read and Write RFID Tags .
1) Launch the RFID reader as described in Launch HF RFID Configuration .
2) Tap the green arrow next to ISO14443A Login Key .
3) Select Key A or Key B in the drop-down box. The field below displays the key value.
Setting Description Default
Login Key Use the Login key drop-down box to select Key A or
Key B, and enter its current value in the field below.
Keys A and B are what the RFID reader module
relies on to access (read or write) an RFID tag. By
default, both keys are a sequence of twelve “F”
characters, which is the factory default for Mifare
tags. If the login key has been changed, enter its
new value in the field below.
If necessary, modify the key values under
ISO14443A Change Key .
Key A and
FFFFFFFFFFFF