Hi everybody!!
I have a lot of macros to sign. The problem is that every year when the
certificate expires I have to sign every macro again with the new
certificate. The certificates I'm using are from my own CA so I can't apply

I have a asp.net web application running on win2003 web server in a
single domain. The database is SQL Server running on a separate
database server in the same domain. Now i have following tasks to do:
1. Make the web application Single-Sign on so that once a user entered

I have developed a web project in ASP.NET that uses a legacy COM object
(developed in VB6) by creating a wrapper using TlbImp.exe.  Everything works
fine on the Web server on Windows 2000, but I've been trying to move to
Windows 2003 and everytime a call is made to the COM object ...

Has anyone got the least experience in integrating the Digital Signature
with an ASP.NET[C#] Web Application?
Here in Denmark, as I supose in many other countries, they're promoting the
digital signature. A lot of people already has one, to do their taxes, and

Hi,
I am a bit new to this forum, so thank you in advance for your patience.
I currently have a COM component that uses openSSL library for encyption,
specifically, blowfish.  

streaming random  filetypes from .aspx
how to stream a file from inside a .aspx? e.g. so one could go
href="./foo.aspx?file=bar.mp3" or href="./foo.aspx?foo.dat" etc. preferabley
i would like all file types to open with "save as" when href clicked

I'm having a problem trying to access an AzMan (Authorization Manager) XML
store from a process running as a Win32 service.
I get an InvalidArgumentException thrown from
AZROLESLib.AzAuthorizationStoreClass.Initialize().

       I have implemented a custom code access permission class and a
corresponding attribute class. I have inherited my permission class  from
CodeAccessPermission and the attribute class from
CodeAccessSecurityAttribute class.

Just wondering.. why is a CryptoStream with Rijndael/AES about 4 times
slower than one with 3DES (I've tried both Rijndael and
RijndaelManaged). Shouldn't it be the other way around?
Example code below.. Rijndael takes about 2s here, TripleDES only 0.5s.

Does anyone know the technique used by System.Guid.NewGuid() to create the
Guid ?
C# code would be great !

I got an X,509 end certificate where I need to verify the issuer of the
certificate.
The issuer certificate is installed in the Trusted Root Certification
Authorities store in Windows.

What hashing algoritm is actually used in the below code?
Is it MD5, SHA-1, SHA-256, SHA-384, SHA512...?
public class X509
{

I hope you can help my with this...
I have made a program in VB.Net, which is suppose to be in a shared
directory on a server. Other people can then map the drive and run it from
their client. The problem is just that to run the program (which is doing

i have this big trouble, i hope anyone can help me
im desperate
i received a DER file (*.key) with the following information accesible
from openssl with a given password

I have a workstation XP-Pro with SP2 and all updates installed where  a
second drive is mapped as a directory on C:.
The maps in this directory (and the root map wher the drive is mapped to)
go's automatic to the read only state. I can change the flag off but each