.NET Security

I've seen some code  which makes perfect sense, but what namespace is the encryption class. Furthermore, when I create my key pair how the distribute the public key. Dim asym As New Encryption.Asymmetric() Dim pubkey As New Encryption.Asymmetric.PublicKey() ...

We all know storing a password straight up in the database is not good. Anyone who gets access to the table can get the passwords there right? So we encrypt the passwords and now they can't. But they can have a list of encrypted passwords and do a dictionary ...

Hi All, I have an ASP.NET application to which I have implemented forms authentication to handle security. It is a relatively straight forward solution with all aspx pages residing in the root folder. The issue I am experiencing is that when the authentication time out is ...

Hi, I'm currently using LogonUser to impersonate a user whilst connecting to a database. When I use a valid account (i.e. mine for testing purposes), it impersonates ok (no errors). But as soon as I try to access a resource, in this case Open a connection to the database an ...

Hi,     I have to get some user information based on his SID.     I have tried the code below, and it somewhat works. The adUser contains some information but most of it returns a COMException. ...

I have successfully created an application in c# using the RSACryptoServiceProvider to encrypt on one machine and decypt on another.  I am storing my private key in a key container.  I have a situation where I need to use this private key on load balanced servers ...

Hi people: I must load a RSA object from a .PEM file. It seems not to be trivial. I suppose I must obtain the RSAParameters from the file but I really don't know how. Mauricio Grimberg ...

I have a case where I need to get a WindowsIdentity for an account that has not been authenticated.  Is this possible? It looks like the only way to do it so far has been to get a token from ...

I am not sure why one should use the Demand() method?  Wouldn't the attempt to access the resource thrown the same security exception? For example does the below Demand() actually help in any way? SocketPermission socketPermission = new SocketPermission(System.Net.NetworkAccess.Connect,System.Net.TransportType.Tcp,Server,Port); ...

I tried to implement cryptographic using memorystream instead of other stream like file stream etc. Encryption is ok but could not get original data on decryption. Same logic works if i use filestream for cryptostream! ...

Which path I need to sign in the attribute assemblykeyfile if I develop with c#. If you can give me example this help me because I find material but I am not successful to run the application this fail about cryptographic failure ...