Delphi ActiveX Requires Chilkat v11.0.0+

Get Public Key from Certificate PEM

See more Certificates Examples

Loads a certificate from a PEM file and gets the cert's public key. Delphi ActiveX

var
success: Integer;
cert: TChilkatCert;
pubkey: TPublicKey;

begin
success := 0;

cert := TChilkatCert.Create(Self);

success := cert.LoadFromFile('qa_data/certs/someCert.pem');
if (success = 0) then
  begin
    Memo1.Lines.Add(cert.LastErrorText);
    Exit;
  end;

//  Get the certificate's public key:
pubkey := TPublicKey.Create(Self);
cert.GetPublicKey(pubkey.ControlInterface);

Memo1.Lines.Add(pubkey.GetPem(0));

//  OK.. we have the public key which can be used in other Chilkat classes/methods...