# Events
# Users
# Structure of a user.create
# Structure of a user.update
# Structure of a user.cancel
# User's SCA Wallets
Caution – The SDK uses the term Wallet or SCA Wallet differently from Treezor
In this context, the term Wallet or SCA Wallet describes the secure enclave locally present on a mobile device, in which the private key is stored. This is totally distinct from Treezor Wallets.