Create a COM-Accessible VB.NET Library

Step 1. Create a New Project

Open Visual Studio and create a new VB class library project called MyFips140Crypto.

Step 2. Add the Code

Rename Class1 to SHA and add the following code:

Step 3. Enable COM

To enable COMM support for this DLL, open the project properties and click the Assembly Info button. Fill in the dialog any way you want, but make sure that COM Enabled is checked.

Step 4. Give It a Strong Name

What is this?

Unable to render embedded object: File (strongname.dll) not found.

Step 5. Build It

Build the project.

Step 6. Register It

Open Visual Studio 2005 Command Prompt. It is one of the tools that comes standard with Visual Studio.

If you are using Visual Studio Express, regasm.exe is available.

Groovy!