Patent ID: 7251331

Claim:
A method for controlling access in a telecommunication system comprising a first transmitter-receiver unit, a second transmitter-receiver unit and a remote-controllable server, the method comprising: establishing a telecommunication connection from the first transmitter-receiver unit to the remote-controllable server; transmitting an electric form from the first transmitter-receiver unit to the remote-controllable server in order to unlock a lock, the form including a digital signature and a certificate indicating the authenticity of a user of the first transmitter-receiver unit; transmitting a message from the remote-controllable server to the second transmitter-receiver unit to indicate that the electric form has been received, the message including the certificate indicating the authenticity of the user of the first transmitter-receiver unit; transmitting a command to unlock the lock from the second transmitter-receiver unit to the remote-controllable server, and unlocking at least one lock by means of the remote-controllable server on the basis of the command to unlock the lock transmitted by the second transmitter-receiver unit.