Bopup Observer is a secure one-way messenger designed for alerting and notification purposes. This clear, easy to use and light-weight IM client can be deployed on a LAN or enterprise-size network and helps you to keep users informed and updated instantly. The messenger supports rich-text messages including links, font and color formatting, graphic emotions. You can send urgent messages or activate the Confirmation Mode on IM server which pop-ups the program on message reception and keeps it on top until user clicks the Confirm Message button. Messaging is encrypted with strong algorithms so personal and group conversations are safe and secure even messages sent via Internet. Users never lost any information they should receive, because offline messages stored and automatically delivered by a server when recipient goes online. No any user experience and knowledge skills need to use the program. Smart and handy user interface with advanced usability options and pop-up notifications allow joining IM network in a few mouse clicks. The messenger fully supports Terminal Server/Citrix environment and can be used simultaneously by multiple users on a single computer. Centralized client/server architecture offers a complete and flexible management to control your IM infrastructure. A central server provides a full user activity logging and message archiving with reporting, search and printing options. It manages messaging groups and scheduled news messages that can be sent from the server at specified time and with specified regularity. It is easy to import user accounts from Active Directory (LDAP) and start an efficient Instant Messaging system today.