(VB.NET) Generate an ECC Key

Demonstrates how to generate an ECC key.

Chilkat .NET Downloads Chilkat .NET Framework Chilkat for .NET Core

'  All Chilkat classes can be unlocked at once at the beginning of a program
'  by calling UnlockBundle.  It requires a Bundle unlock code.
Dim chilkatGlob As New Chilkat.Global
Dim success As Boolean = chilkatGlob.UnlockBundle("Anything for 30-day trial.")
If (success <> True) Then
    Debug.WriteLine(chilkatGlob.LastErrorText)
    Exit Sub
End If


'  Create a Fortuna PRNG and seed it with system entropy.
'  This will be our source of random data for generating the ECC private key.
Dim fortuna As New Chilkat.Prng
Dim entropy As String = fortuna.GetEntropy(32,"base64")
success = fortuna.AddEntropy(entropy,"base64")


Dim ecc As New Chilkat.Ecc

'  Generate a random ECC private key on the secp256r1 curve.
'  Chilkat also supports other curves, such as secp384r1, secp521r1, and secp256k1.

Dim privKey As Chilkat.PrivateKey = ecc.GenEccKey("secp256r1",fortuna)
If (ecc.LastMethodSuccess <> True) Then
    Debug.WriteLine(ecc.LastErrorText)
    Exit Sub
End If


Debug.WriteLine(privKey.GetXml())

'  Save the private key to PKCS8 encrypted PEM
'  (The private key can be saved in a variety of different formats. See the online reference documentation.)
success = privKey.SavePkcs8EncryptedPemFile("pemPassword","myPemFiles/eccKey123.pem")
If (success <> True) Then
    Debug.WriteLine(privKey.LastErrorText)
End If




Debug.WriteLine("finished.")