A method of mediating communications between a first computing device and a second computing device, by an intermediary computing device, comprising establishing a communications link to each of the first and second computing devices, receiving a first message from the first computing device, the content of the first message comprising information in a protected format, converting at least part of the information in the protected format to an unprotected format, and transmitting a second message to the second computing device, the content of the second message comprising at least part of the information in the unprotected format.