RESET CARD

Note: The information provided below is applicable only to devices belonging to the Crescendo 4000 family.

Command Description

The RESET CARD command is used to restore the device to its manufacturing state. It performs the following actions:

  • Clears the XAUTH1 key

  • Resets the PIN to its default value (000000)

  • Clears all PKI keys

  • Clears all PIV data containers

  • Clears all OATH keys and OATH configuration

  • Clears all FIDO-related data

Instance: ACA

Access Condition: PIN or XAUTH1. See VERIFY PIN for PIN authentication and EXTERNAL AUTHENTICATION XAUTH Key 1 for XAUTH authentication.

Result:

  • All keys (XAUTH, PKI, OATH) and PIV data containers are deleted.
  • The device is returned to the manufacturing state, and the PIN object is reset to “000000” (hexadecimal: 30h 30h 30h 30h 30h 30h).

Command Message

The following table lists the coding for the RESET CARD command message.

Field Value

CLA

00h

INS

38h

P1

00h

P2

00h

Lc

Empty

Data

Empty

Le

Empty

Response Message

Data Field Returned in the Response Message

The data field in the response message is always empty.

Processing State Returned in the Response Message

The following table lists the processing state returned in the response message.

Status Meaning

6982h

Access condition not satisfied: the PIN or the XAUTH 1 key has not been authenticated

9000h

Command executed successfully