Cant export certificate and its public key to DER

[Sebastian Drozd]

I follow this guide and can not export certificate to der filer.. any ideas?

mimikatz # crypto::system /file:"C:\Users\Sebastian\AppData\Roaming\Microsoft\SystemCertificates\My\Certificates\EFD1CFF31AB764EC6DB7D4D925B189D733888147" /export

* File: 'C:\Users\Sebastian\AppData\Roaming\Microsoft\SystemCertificates\My\Certificates\EFD1CFF31AB764EC6DB7D4D925B189D733888147'

[radek_random]

i have the same issue