for use as soon as the user unlocks the secure lock screen or confirms their secure lock screen
credentials using the {@link android.app.KeyguardManager#createConfirmDeviceCredentialIntent(CharSequence, CharSequence) KeyguardManager.createConfirmDeviceCredentialIntent}
flow. Each key specifies for how long the authorization remains valid for that key. Such keys
can only be generated or imported if the secure lock screen is enabled (see {@link android.app.KeyguardManager#isKeyguardSecure Keyguard.isKeyguardSecure}).
can only be generated or imported if the secure lock screen is enabled (see {@link android.app.KeyguardManager#isDeviceSecure()}).
These keys become permanently invalidated once the secure lock screen is disabled or forcibly
reset (e.g. by a Device Admin).</li>
<li>User authentication is required for every use of the key. In this mode, a specific operation
