FIELD: information technology.
SUBSTANCE: session restriction instruction is received when establishing a restricted session, where the restriction restricts those whose invitation can invite to participate in the session or restrictions restrict actions which an invitee can perform over session messages. An invitation to take part in a restricted session is then sent from an inviter to an invitee and an instruction is received form the invitee indicating that the invitee will participate in the session and whether the invitee will comply with the session restriction. If the invitee will comply with the session restriction, the restricted session is conducted.
EFFECT: possibility of imposing session restrictions so that unwanted users cannot participate in these sessions or see content of messages of these sessions.
18 cl, 9 dwg
