I am having major problems connecting to a specific SSL-enabled
server. This server only
allow AES ciphers
   V3CipherSuites    393837363533323130

I have been reading up on security and cryptography lately. I *think*
I understand the different terms and concepts pretty well (gone
through the .Net Security and Cryptography by Peter Thorsteinson so
many times it is breaking apart). But I think I have some serious

I'm looking at developing a secure communications application and I would
like to use the latest and greatest technologies, specifically the NSA Suite
B of protocols. The 3.0 framework has built-in support for elliptical curve
key exchange, secret agreement, and signing, but these ...

I'm wondering if it is possible to use a public key to authenticate a
user.  I'm trying to make a program that would allow a user to execute
a command by using a public key instead of a password.  Anyone have
any idea if .net can do that?

I have a problem with HMACSHA512 ComputeHash fnction. I need to get same
result on every computer that runs my software.
But I have got different result on two computers (on other 20 results are
correct). They are using same version, same function with same parameters

I need help in writing a samll application where
1. A .PFX file(with Private key and Certifcate) is loaded into memore
2. Retrive Private key and Cert from PFX file in binary form (stream of
bytes)

our windows service has to create an OU for teams, a sub OU for _groups and
create default security groups within this _groups OU for user and management.
Next step is to create a few directories on a file server and assign some
rights to these directories to the mentioned ...

Using VB.NET with .NET Framework 2.0
I made a windows service with code to move files out of a folder on the
computer where the service is installed to a shared folder on another
computer on the local network (LAN). The problem I run into is which

By error i deny de logon interactivly to the administrator in my server
windows 2000.  I try to use the SECEDIT.EXE to edit again the secedit.sdb,
without success.  Someone can help how to do that ?.  I cant logon anymore
with my "Administrator" account.

I have a WCF service which I would like to secure using a username/password
kombination. I have added the following code in the config file on the host:
     <basicHttpBinding>
       <binding name="Binding1">

 here comes the description of the trouble:
I try to guard my code by PrincipalPermissionAttribute (but I did also try
to call IsInRole directly and even LsaLookupNames2...).
When I ask for role that exists I receive reply "true", which is good.

I'm trying to get all audit rules for one file like so:
Dim fi As New FileInfo("C:\HostMonitorLog.txt")
Dim fs As New FileSecurity
Dim typeToGet As Type

Hi all, I'm developing a web application with VS2005 and I've reached
the point where I have do deploy it to some servers and thus secure
sensible information stored in the web.config file ... you're right!
connectionstrings!!!

How do I thanslate
ServicePointManager.ServerCertificateValidationCallback =
                 new RemoteCertificateValidationCallback(MyCertValidationCb);
to VB 8

I have a requirement to set, programmatically, permissions on users'
home and profile directories when they are created.  I've sussed out the
majority of them, but am at a loss as how to achieve this final one.
There is a setting called "Apply onto", which is set manually in the