[certificate] stanza

1. accept-client-certs
   
2. cert-cache-max-entries
   
3. cert-cache-timeout
   
4. cert-prompt-max-tries
   
5. disable-cert-login-page
   
6. eai-data
   
7. eai-uri
   
8. omit-root-cert
   

Parent topic: Stanza reference