|Scenario Task Parent=Online Conversations

|Scenario Task Type=Surveillance

|Scenario Task Description=If you want to have a private chat conversation with someone, you need to make sure that no one else but you and the person/s you are chatting with can read your messages (confidentiality), that the person/s you are chatting with are really who they say they are (authenticity) and that what you and the other people in the chat are writing is not tampered with by third parties (integrity).