20 years ago you could also sniff passwords for all Windows users in the same subnet as you. Windows used the NTLM scheme which was known to be weak even back t

20 years ago you could also sniff passwords for all Windows users in the same subnet as you. Windows used the NTLM scheme which was known to be weak even back then. An AMD K6 running overnight cracked almost all of them at my university's lab, including the Active Directory domain admin.