hii i want know that when we add any data source to the project it has two options 1. No, exclude sensitive data from the connection string, i will add in my application code 2. Yes, include sensitive data in my connection string 2nd option is nuthing anyone can use it but how to use the first option ??? how to add sensitive data in application code ??? how can i do that please provide any easy way as i didnt find it thanks with regards k