Hi Sebastien, searching with Google for "string encryption" i found this:
http://www.dotnetthis.com/Articles/Crypto.htm what do you think ? Embedded in my code it works fine !!! Bye Salvatore On Tue, 06 Dec 2005 07:54:02 -0500 Sebastien Pouliot <[EMAIL PROTECTED]> wrote: > Hello Salvatore, > > On Tue, 2005-12-06 at 11:08 +0100, Salvatore Scarciglia wrote: > > Hi all, > > what's the simplest algorithm (and related Class) to, given a well known > > string, crypt and encrypt another string using the first as key for > > cryptography ?? > > There are no class in the framework to do this directly (with strings). > If you Google you'll find *lots* of sample code to do this - but be > aware that a lot of it is *bad*. IIRC there is a good sample from Igor > on MSDN blogs. > > > Something lik this: > > > > ... > > ... > > ClassForCrypt X = new ClassForCrypt(); > > X.key = well_known_string; > > string crypted = X.Crypt("string to be crypted"); > > string decrypted = X.Decrypt("string to be decrypted"); > > ... > > ... > > Using string can be problematic in many ways (e.g. encoding, line ends). > That's why most classes (and sample code) are using byte[] arrays and > let the user convert his data (like string) into byte arrays (e.g. > calling System.Text.Encoding.UTF8.GetBytes). > > For similar reason the output cannot be directly a string (some invalid > characters could be present for certain encoding). A safe and > (relatively) compact to use strings is to convert the encrypted byte > array into base64 (Convert.ToBase64String). > > You may also want to look at System.Security.Cryptography.ProtectedData > as an easier alternative (i.e. automatic key management) if you are > using 2.0 and aren't moving the data from one computer to another. > _______________________________________________ Mono-list maillist - [email protected] http://lists.ximian.com/mailman/listinfo/mono-list
