(PowerBuilder) Generate an RSA Key and Save to Encrypted PEM

See more RSA Examples

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
integer li_Success
oleobject loo_Rsa
oleobject loo_PrivKey
string ls_Password
string ls_Path
oleobject loo_PubKey
integer li_PreferPkcs1

li_Success = 0

loo_Rsa = create oleobject
li_rc = loo_Rsa.ConnectToNewObject("Chilkat.Rsa")
if li_rc < 0 then
    destroy loo_Rsa
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// Generate a 2048-bit key.
loo_PrivKey = create oleobject
li_rc = loo_PrivKey.ConnectToNewObject("Chilkat.PrivateKey")

li_Success = loo_Rsa.GenKey(2048,loo_PrivKey)
if li_Success = 0 then
    Write-Debug loo_Rsa.LastErrorText
    destroy loo_Rsa
    destroy loo_PrivKey
    return
end if

ls_Password = "secret"
// Saving to a relative path (from the current working directory of the process).
ls_Path = "rsaKeys/myTestRsaPrivate.pem"
// Encrypt the PEM using 256-bit AES encryption.
loo_PrivKey.Pkcs8EncryptAlg = "aes256"
li_Success = loo_PrivKey.SavePkcs8EncryptedPemFile(ls_Password,ls_Path)
if li_Success = 0 then
    Write-Debug loo_PrivKey.LastErrorText
    destroy loo_Rsa
    destroy loo_PrivKey
    return
end if

// 

// We can also save the public key.
// There is no need to encrypt public keys.
loo_PubKey = create oleobject
li_rc = loo_PubKey.ConnectToNewObject("Chilkat.PublicKey")

loo_PrivKey.ToPublicKey(loo_PubKey)

ls_Path = "rsaKeys/myTestRsaPublic.pem"
// Choose PKCS1 or PKCS8
// We'll choose PKCS8.
li_PreferPkcs1 = 0
li_Success = loo_PubKey.SavePemFile(li_PreferPkcs1,ls_Path)
if li_Success = 0 then
    Write-Debug loo_PubKey.LastErrorText
    destroy loo_Rsa
    destroy loo_PrivKey
    destroy loo_PubKey
    return
end if

// 

Write-Debug "Success."


destroy loo_Rsa
destroy loo_PrivKey
destroy loo_PubKey