Procedure and recording devices informticos client devices for communication sessions online

Procedure for registration of a computing device client sessions online communication, comprising: receiving a message having an identification symbol (115), which is exclusive to the computing device (110) client, and a phone number the computing device (110) client from an SMS, Short message Service, transit device (130), which received an SMS message with the identification symbol (115) of the computing device (110) customer , and he determined the telephone number of the computer device (110) of the customer; characterized by associating the identification number (115) and the phone number; and storing the association.