Input to the AccountLogin getSetupPin command
MatterSpecification.v13.Cluster § 6.2.4.1
This field shall specify the client’s Temporary Account Identifier. The length of this field shall be at least 16 characters to protect the account holder against password guessing attacks.
MatterSpecification.v13.Cluster § 6.2.4.1.1
Input to the AccountLogin getSetupPin command
See
MatterSpecification.v13.Cluster § 6.2.4.1