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Filter by week: 1 2 3 4 5 String to byte[] & back using Base64 Posted by Samba at 8/7/2005 10:21:03 PM Hi,
Can I please have a very small code snippet to convert byte[] to string and
back using Base64? Advance thanks.
--
Samba!
...more >>
X509 digital certificate for offline solution Posted by Gaja at 8/5/2005 10:57:02 PM Hi,
I have a situation. We need to encrypt database connection information
like server name, user id and password. I was thinking of X509 digital
certificate and cryptography. Unfortunately this should work as a offline
solution. I have used digital certificates that was verified by certif...more >>
does C# have any collection objects that support sort functionality so that I dont have to write my own sorting algorithm? Posted by Daniel at 8/5/2005 11:53:38 AM does C# have any collection objects that support sort functionality so that
I dont have to write my own sorting algorithm?
...more >>
Extra '\0' chars after decryption Posted by Samba at 8/5/2005 2:59:13 AM Hi,
I'm trying encryption and decryption ... the problem is that whatever
symmetric algorithm I use, my decrypted string almost always contains a
couple of extra-spaces (in C#, I get two '\0' chars at the end of the
decrypted string). Otherwise, the string is correct. I couldn't find out if
...more >>
Create an Event Log on a Least Privilege User Account Posted by mr.mike.ward NO[at]SPAM gmail.com at 8/4/2005 6:51:42 PM I'm trying to do the following on an x64 Pro system running in a Least
Privilege User Account.
(C#)
EventLog eventLog = new EventLog("MyLog", ".", "MyLog");
----------
I get a security exception with the following text.
System.Security.SecurityException: Requested registry access is not
...more >>
how to create a gif or png dynamicaly in .aspx and return in response? Posted by Daniel at 8/4/2005 3:31:27 PM how to create a gif or png dynamicaly in .aspx and return in response?
...more >>
RSACryptoServiceProvider Expiration? Posted by tsteinke NO[at]SPAM gmail.com at 8/4/2005 8:23:44 AM I am seeing a secnario where a signature that I generated with a
RSACryptoServiceProvider.SignData 90 days ago cannot be verified. Do
these signatures expire? If so is there a waay to turn that off?
...more >>
How to impersonate while creating a User via System.DirectoryServi Posted by Norbert Kessler at 8/4/2005 7:06:08 AM We are trying to create a local user through this code in a ASP.NET page:
Dim AD As DirectoryEntry = _
New DirectoryEntry("WinNT://" + Environment.MachineName + ",computer")
Dim NewUser As DirectoryEntry = AD.Children.Add("TestUser1", "user")
NewUser.Invoke("SetPassword", New Object() {"#1...more >>
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Bad Data error in DES encryption Posted by Samba at 8/3/2005 10:09:02 PM Hi,
I'm doing a symmetric encryption using DES provider. I've posted my VB.NET
code below:
' Encryption
Dim encAlg As New DESCryptoServiceProvider
Dim ms As New MemoryStream
Dim cs As New CryptoStream(ms,
encAlg.CreateEncryptor(ASCIIEncoding.ASCII.GetBytes("MyKey123"),
...more >>
sn.exe exit code documentation ? Posted by Thibaut at 8/3/2005 12:47:01 AM Hi,
When one calls sn.exe, what are the expected error codes (errorlevel) in
return ?
I'm using delay signing. I think about three cases when achieving the final
signing:
- assembly was signed successfully (seems to be errorlevel 0)
- assembly was not signed because it's already signed w...more >>
Securing a control assembly against use of foreign assemblies Posted by Jürgen Bayer at 8/3/2005 12:00:00 AM Hi all,
I know how to use the StrongNameIdentityPermission attribute to secure an
assembly against callers which have no strong name with the given public
key. Securing controls is problematic, since the Visual Studio (7) designer
has no strong name (even if it would, the public key would b...more >>
in C# fastest way to convert a string into a MemoryStream Posted by Daniel at 8/2/2005 4:01:15 PM in C# fastest way to convert a string into a MemoryStream
...more >>
Authorization against AD using MC++ Posted by albier at 8/2/2005 11:52:00 AM I wrote a code with C# to authorize users against AD. Here is the code:
ArrayList usersList = new ArrayList();
object groups = user.Invoke("Groups",null);
foreach (object group in (IEnumerable)groups)
{
DirectoryEntry groupEntry = new DirectoryEntry(group);
usersList.Add(groupEntry.Nam...more >>
<identity impersonat=> problems. Posted by nobody101 NO[at]SPAM comcast.net at 8/2/2005 9:54:30 AM
I have a web service configured with Anonymous access disabled.
The calling client, prior to executing a method on the service,
sets its network credentials for the IIS to authenticate:
CredentialCache cacheVU =3D new CredentialCache();
cacheVU.Add( new Uri(<my url here>), "Negotiate",...more >>
Decrypt file in VB6 encrypted in vb.net Posted by mark.brown NO[at]SPAM safefinancials.co.uk at 8/1/2005 12:54:53 PM HELP
I have been trying for some days now to decrypt a file encrypted in
VB.NET.
- The algorithm being used is DES.
- I understand that the cipher is CBC (by default).
- ASCII key and IV supplied are 8 characters long
- No base64
- No compression (although i dont know for sure. They dont...more >>
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