X.509 Certificate

[imnicofo]

Hi!

I can't find any way to make a login with X-509 certificate verification.
Could you please help me with the request parameter/header?
Thank you so much!

[imnicofo]

"error": {
"message": "Cannot invoke "com.attask.biz.cert.KeyStoreHelper.getCertificate(com.attask.biz.Customer, String)" because "this.keyStoreHelper" is null"
}