A basic casual chatroom with notification and familiar interface. Users should careful on the Lack of Encryption side: Messages are sent in plain text over the network, which could be intercepted by malicious entities. Authentication and Authorization: There's no mechanism to verify the identity of the users or manage user permissions. This could lead to unauthorized access and impersonation. Input Validation: Without proper validation, the system may be vulnerable to injection attacks, such as sending commands that could be executed by the server or other clients.