Lots of developers are not familiar with the fact that string variables are stored in memory as a plain text and can be stolen with simple memory dump . Therefore they are revealed to anyone who has an access to a server. So all the credit card numbers, passwords, database connection strings etc. are literally exposed when no measures are taken… A simple solution has been always there ... Starting from .NET 2.0 framework there is a SecureString class in System.Security namespace. It’s functionality...