Patent attributes
Disclosed are various examples for multi-party authentication and authentication. In one example, a user who forgets a password can gain access to secured data stored by a managed device by way of an authorization by one or more other users. This access can be granted even if the managed device is in an off-line mode or if a management server cannot be reached. In another example, access to secured data can depend upon authorization by a minimum quantity of other users. The authorization can involve an explicit approval or disapproval. Alternatively, the authorization can correspond to the presence of the minimum quantity of other users within a threshold proximity of the user who desires access.