3.2.3 ECC608-TFLXWPC Slot Configuration Summary

The ECC608-TFLXWPC has 16 slots that are configured for different use cases. Below is a summary of those slots with their configuration and proposed uses for the ECC608-TFLXWPC:

Table 3-5. Slots Configuration
Slot Use Case Description Primary Configuration
0 WPC Slot 0 authentication WPC Slot 0 primary ECC authentication key Permanent, Ext Sign, Not Readable, Optional Secure Boot Enable
11 WPC Slot 1 authentication WPC Slot 1 primary ECC authentication key Permanent, Ext Sign, Not Readable, Optional Secure Boot Enable
2 TLS authentication Primary TLS ECC authentication key Permanent, Ext Sign, ECDH, Not Readable, Optional Secure Boot Enable
3 WPC Slot 0 authentication WPC Slot 0 certificate chain digest Permanent or Writable and Slot Lockable, Clear Text Read depending on access policies
4 WPC Slot 0 authentication WPC Slot 0 extra information Permanent or Writable and Slot Lockable, Clear Text Read depending on access policies
5 WPC Slot 0 authentication WPC Slot 0 extra information Permanent or Writable and Slot Lockable, Clear Text Read depending on access policies
6 I/O protection key Key used to protect the I2C bus communication (I/O) of certain commands. Requires setup before use. Permanent or Writable and Slot Lockable, Never Read depending on access policies
7 Secure Boot Storage location for secure boot digest. This is an internal function, so no reads or writes are enabled. No Read, No Write
82 WPC Slot 1 authentication Storage of WPC Slot 1 information public key, certificate and slot digest Clear Text Read, Writable or Lockable depending on access policies
9 WPC Slot 0 authentication WPC Slot 0 manufacturer public key Permanent, Clear Read, No Write or Writable depending on access policies
10 TLS authentication TLS device compressed certificate in CryptoAuthentication™ compressed format Permanent, Clear Read, No Write or Writable depending on access policies
11 TLS authentication TLS public key for the CA (signer) that signed the device certificate Clear Read, No Write or Writable depending on access policies
12 TLS authentication TLS certificate for the CA (signer) certificate for the device certificate in the CryptoAuthentication™ compressed format Clear Read, No Write or Writable depending on access policies
13 WPC Slot 0 authentication WPC Slot 0 compressed device certificate Permanent, Clear Read, No Write or Writable depending on access policies
14 WPC Slot 0 authentication WPC Slot 0 compressed manufacturer certificate Permanent, Clear Read, No Write or Writable depending on access policies
15 Secure Boot Secure boot public key Permanent or Writable and Lockable with Clear Text Read
Note:
  1. This slot is always reserved for an ECC private key. If WPC Slot 1 is not required, it may alternately contain a private key for use with WPC Slot 2 or some other purpose.
  2. If WPC Slot 1 is not used in the application, this slot may be used for the WPC Slot 2 or 3 information. It is recommended that this slot be locked if it is used for public key or certificate information. If no other WPC slots are required, this slot may be used to store general purpose data.