The services SOUSSNET can offer are very different are: Backup, which is used to ensure information security. It is to make a copy of an information. The filing, to ensure instant access, your edited documents are indexed with Archiv-e-Service, from your own virtual printer such Certificate management allows for accurate authentication of the sender as the receiver. Security, more and more large instant messaging tools are the target of cyber attacks or malicious acts. Similarly, we find regularly new flaws in these tools the public who are unfortunately used in the business.