The goal of this task is to get the reaction of the participants when they see cipher text in their chat histories and measure
the usability of resuming a secure chat session. The task asks the user to re-assume the identity in task #1 and securely
chat with Steve again. By resuming a conversation, the chat history in Facebook will contain the cipher text of the previous
conversation. We posit that the cipher text might be a point of confusion for participants unfamiliar with it.