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Active Directory has been around for a long time, and malicious actors have discovered and exploited vulnerabilities in the system throughout time. In addition to exploiting vulnerabilities, hackers can now simply steal or get user credentials, giving them access to your data. If they can acquire access to your computer or login, they may be able to gain full control of Active Directory and take over your network. Active Directory is the centralized system that authenticates and permits network access in many of the companies. It is crucial to establish, communicate and enforce the following best practices around AD to secure your organization: 1-Secure the Domain Administrator account:
Also Read: Latest IOCs – Threat Actor URLs , IP’s & Malware Hashes 2-Use at least two accounts (normal and administrator):
3-Disable the local Administrator account on all computers:
Also Read: Types of SPLUNK Deployments and Configuration 4-LDAPS (Local Administrator Password Solution):
5-Using a Secure Admin Workstation (SAW) is a good idea.
Also Read: Detecting Office365 Azure AD Environment Backdoors 6-Using group policy, enable audit policy settings:
7-Monitor Active Directory for signs of compromise:
Also Read: Soc Interview Questions and Answers – CYBER SECURITY ANALYST 8-Use descriptive security group names:
9-Identify and delete inactive user and computer accounts:
10-Remove Users from the Local Administrator Group:
11-Do not install additional software or server roles on DCs:
12-Patch management and vulnerability scanning:If you do not regularly scan and remediate discovered vulnerabilities you are at a much greater risk for comprise.
Also Read: Latest Cyber Security News – Hacker News ! 13-For Office 365 and remote access, use two-factor authentication:
14-Use the most up-to-date ADFS and Azure security features:Security is a strong point of both ADFS and Azure. These features will aid in the prevention of password spraying, account compromise, and phishing, among other things. Here are a few features worth investigating:
15-Lock down service accounts:Service accounts are those that launch an executable, a task, or a service, authenticate with Active Directory, and so on. These are widely used, and the passwords are frequently configured to never expire. These accounts frequently have excessive rights and are frequently members of the domain admin group. Here are some suggestions for securing service accounts:
Conclusion:The security practices for Active Directory outlined here are essential to enhancing your security infrastructure. Continuous monitoring of activities that affect AD security across the whole network will allow you to limit your attack surface area and identify and respond to threats quickly. What is a downlevel user logon name used for?The down-level logon name format is used to specify a domain and a user account in that domain, for example, DOMAIN\UserName.
What are the two main functions of user accounts in Active Directory?-Provide a method for user authentication to the network. -Provide detailed information about a user.
What account has the highest permission level possible on a Windows host?In the Windows operating system, the built-in administrator account -- the first account created when the OS was installed -- has the highest permissions of any profile on the computer system.
When you first create a group what is the default setting that is applied?IST 165 Midterm. |