Only if you are a issuer of a particular asset can you take this action.
However, as far as being able to lock down someones BTS account. Never.
Yes, I am do issuer of this UIAs on private testnet. The UIA was created by web wallet.
But for "transfer" I use cli wallet (the web wallet is not working because of "not your account").
The response error for "transfer" is
3030001 tx_missing_active_auth: missing required active authority
Missing Active Authority ...