 a blocked-password value in such way that:
	<ul>
		<li>It is impossible to log in to the account with the original password</li>
		<li>It is impossible to log in to the account with any other password</li>
		<li>It is possible to detect that the password is a blocked-password</li>
		<li>It is possible to recover the original password</li>
	</ul>
	The SQL query to release a blocked account is likewise generated by this view.
</p>
<p>
	In fact, the view provides metadata for each account to explain accounts 