The Information Store is vital part of MS Exchange Server. It is specifically used to store crucial data in both Mailbox and Public folder. The Information Store can be looked a database of Exchange Server as it uses database files to manage the stored data efficiently. It must be quite understandable that Information Store holds users important data. Although the files kept in Information Store is always prone to number of threats. Which can severly damage the data that can result in corruption or permanent loss. However the positive side of using Exchange Server is that, these errors can be easily tackled using various recovery techniques.