![]() ![]() Key Distribution Center (KDC): KBRTGT account acts as a service account for the Key Distribution Center (KDC) and separated into three parts: Database (db), Authentication Server (AS) and Ticket Granting Server (TGS). ![]() Application Server: The server with the service the user wants to access.Legitimate User: Begins the communication for a service request.KRBTGT is also the security principal name used by the KDC for a Windows Server domain For Kerberos tickets, AD uses the KRBTGT account in the AD domain. ![]() In the Active Directory domain, every domain controller runs a KDC (Kerberos Distribution Center) service that processes all requests for tickets to Kerberos. The following sections describe the default local accounts and their use in Active Directory. The HelpAssistant account is installed when a Remote Assistance session is established. The default local accounts in the Users container include: Administrator, Guest, and KRBTGT. These default local accounts have counterparts in Active Directory Table of ContentÄefault local accounts are built-in accounts that are created automatically when a Windows Server domain controller is installed, and the domain is created. As we all know Windows two famous authentications are NTLM and Kerberos in this article you will learn why this is known as persistence and how an attacker can exploit the weakness of AD. Golden Ticket attack is a famous technique of impersonating users on an AD domain by abusing Kerberos authentication. ![]()
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