Encrypt decrypt query strings

Generic; using System. Text; using System. Specialized; using System. Collections; using System. AbsoluteUr i ;. Split "? ToCharArray ; if part.

ToLower if! Contains s toRemove. Add s ;. UrlEncode this[keys[i]] ;. Software Development India. And i have a question is about, how it apply in silverlight?? Could you please specify what is the error. And remember that IIS 7 Supports mainly two application pools. So if you are running under default pool all the hhtp handlers and modules should be registerd under. Hi gunjansinghal ,. But the problem is, the postback event in the page ,cause the query string display as plain text.

What is the solution for this? The content you requested has been removed. Ask a question. Quick access. Search related threads. Remove From My Forums. Asked by:. Archived Forums. Sign in to vote. So by running the password through the MD5 hashing algorithm we create our key. We hash the passphrase using MD5. ComputeHash UTF8. GetBytes Passphrase ;. The TripleDES algorithm itself turns a byte array into an encrypted byte array. So we first need to convert our C message string which is Unicode encoded into a byte array through the System.

UTF8Encoding encoder. The key is used to initialize the TripleDES algorithm. In addition we need to specify that we will only encode something once CipherMode. ECB and because its unlikely that our source string fits into a single TripleDES block we need to specify how we want to pad any remaining bytes PaddingMode. Setup the encoder.

Complete code is given below. UTF8Encoding ;. Convert the input string to a byte[]. GetBytes Message ;. Attempt to encrypt the string. CreateEncryptor ;.

Length ;. Clear ;. Return the encrypted string as a base64 encoded string. First Prev Next. How to get encrypted url for payment gateway from our website? Tarun Mittal Delhi. Hi Robin, I'm a core programmer. I've a portal of medical e-books which is running on vb. And, whenever a user goes for online order to more than one book then the payment receives only for one book despite whole order amount. For ex:- A selects 3 books via online order and 1st book price is rs.

Here, we're getting full payment issue from payment gateway. And, payment gateway requires encrypted url for enquiring about this problem. So, please help me to get encrypted url from our build which is going for payment gateway. Message Closed 2-Oct Edwards paul. Message Closed. Very nice article Ashwin May Ashwin Very nice for url conversion. Good One venkatesun May Very good post But it doesn't work well if am using it on page load when post back occurs am using it outside of!

Thanks in adance. My vote of 5 venkatesun May Very Good Article But it doesn't work on postback IsPostback on page load My vote of 4 R koyee 3-Apr I think in some string values you can't count on it. This will break the code. My vote of 5 Nilesh Puna Feb Nilesh Puna. It'S Working Nice. Excellent Member Jan Member Very useful and excellent.

Unable to have the decrypted string in the page 2 hi sam1 Dec Please help. Thanks for the code!! You help me in my assignment and it works!!