There is provided a method comprising announcing, by a proxy device (830), an availability of a trusted device (520); in response to the announced availability, receiving, by the proxy device (830), a first request (850) from a target device (510); and upon receiving the first request from the target device (510), sending, by the proxy device (830), a second request to the trusted device (520), wherein the second request (855) comprises a request for the trusted device (520) to announce its availability directly to the target device (510) from which the first request was received, and the trusted device (520) establishes a communication connection with the target device (510) based on the second request.