Getting access to a hardening checklist or server hardening policy is easy enough. Make sure RDP is only accessible by authorized users. Inevitably, the largest hacks tend to occur when servers have poor or incorrect access control permissions, ranging from lax file system permissions to network and device permissions. There are very few scenarios where this account is required and because it’s a popular target for attack, it should be disabled altogether to prevent it from being exploited. Never attempt to harden web servers in use as this can affect your production workloads, with unpredictable disruptions, so instead, provision fresh servers for hardening, then migrate your applications after hardening and fully testing the setup. For default Windows services, this is often as the Local System, Local Service or Network Service accounts. By enabling Windows Defender Credential Guard, the following features and solutions are provided: Despite innovations in antivirus detection capabilities, attackers are endlessly adapting and have been developing techniques to compromise endpoints, steal credentials, and execute ransomware attacks without needing to write anything to disk. CIS Benchmarks are vendor agnostic, consensus-based security configuration guides both developed and accepted by government, business, industry, and academia. Older versions of MS server have more unneeded services than newer, so carefully check any 2008 or 2003 (!) For Microsoft Windows Server 2016 RTM (1607) (CIS Microsoft Windows Server 2016 RTM (Release 1607) Benchmark version 1.2.0) If you’d prefer to manually enable the required Windows Server roles and features using Windows PowerShell cmdlets, see Hardware and software requirements for SharePoint Server 2016 to learn how. If at all possible, the updates should be staggered so test environments receive them a week or so earlier, giving teams a chance to observe their behavior. How-To Guide. Â, To really secure your servers against the most common attacks, you must adopt something of the hacker mindset yourself, which means scanning for potential vulnerabilities from the viewpoint of how a malicious attacker might look for an opening. Operating System (OS) hardening provides additional layers of security and preventative measures against both unauthorized changes and access. Establish a performance baseline and set up notification thresholds for important metrics. Unfortunately, the manpower to review and test every patch is lacking from many IT shops and this can lead to stagnation when it comes to installing updates. Connect to Azure hybrid services. NNT Windows Server 2012R2 Member Server Security Technical Implementation Guide Windows has a feature called Windows Resource Protection that automatically checks certain key files and replaces them if they become corrupted. Hardening is critical in securing an operating system and reducing its attack surface. - dev-sec/ansible-windows-hardening Get the latest curated cybersecurity news, breaches, events and updates in your inbox every week. Windows Hardening. Production servers should have a static IP so clients can reliably find them. None of the built-in accounts are secure, guest perhaps least of all, so just close that door. It’s much more dangerous, however, to leave a production system unpatched than to automatically update it, at least for critical patches. The on-demand Server Core app significantly improves the app compatibility of the Windows Server Core installation option. For example, the Center for Internet Security provides the CIS hardening checklists, Microsoft and Cisco produce their own checklists for Windows and Cisco ASA and Cisco routers, and the National Vulnerability Database hosted by NIST provides checklists for a wide range of Linux, Unix, Windows and firewall devices. For cutting edge server security, you should be looking at recent versions, including Windows Server 2008 R2, Windows Server 2012 R2, Windows Server 2016, and the most recent release, Windows Server 2019. This doesn’t necessarily mean living on the cutting edge and applying updates as soon as they are released with little to no testing, but simply having a process to ensure updates do get applied within a reasonable window. NNT Windows Server 2008 R2 Member Server STIG V1R20 Report Output. On this last one, you want to remove unnecessary services from your servers as these hurt the security of your IT infrastructure in two crucial ways, firstly by broadening the attacker’s potential target area, as well as by running old services in the background that might be several patches behind. Extraneous packages unnecessarily extend the attack surface of the server and should be removed whenever possible. This Windows IIS server hardening checklist will ensure server hardening policies are implemented correctly during installation. With this announcement, you may be curious about the different types of OEM Windows Server licensing products sold by HPE. Your cadence should be to harden, test, harden, test, etc. How-To Guide. So we are going to delve into how you can add security features and how to secure your server if you have not done so already. To reduce exposure through access control, set group policy and permissions to the minimum privileges acceptable, and consider implementing strict protocols such as 2 Factor Authentication as well as zero trust privilege to ensure resources are only accessed by authenticated actors.Â, Other common areas of vulnerability include social engineering and servers running with unpatched software, for which your team should undergo regular cybersecurity training and you should be regularly testing and applying the most recent security patches for software running on your servers. CIS Benchmarks are the only consensus-based, best-practice security configuration guides both developed and accepted by government, business, industry, and academia. This Ansible role provides windows hardening configurations for the DevSec Windows baseline profile. The new Windows Admin Center provides a free, locally deployed, browser-based app for managing servers, clusters, hyper-converged infrastructure, and Windows 10 PC’s. Monitor your business for data breaches and protect your customers' trust. Defining your ideal state is an important first step for server management. Effective January 15, 2021 AlienVault will be governed by the AT&T Communications Privacy Policy. In a statistical study of recent security breaches, poor access management to be the root cause behind an overwhelming majority of data breaches, with 74% of breaches involving the use of a privileged account in some capacity or the other.Â, Perhaps the most dangerous but pervasive form of poor access control is granting of Everyone Write/Modify or Read permissions on files and folders with sensitive contents, which occurs so frequently as a natural offshoot of complex organizational collaborative team structures. exception of Domain Controllers) using Microsoft Windows Server version 1909 or Microsoft Windows Server 2019. Security features discussed in this document, along with the names and locations of Group Policy settings, are taken from Microsoft Windows 10 version 1909 – some differences will exist for earlier versions of Microsoft Windows 10. This is powerful technology, and all that’s missing is guidance on how to best deploy and use Windows Server 2016 to protect your server workloads. 10. A time difference of merely 5 minutes will completely break Windows logons and various other functions that rely on kerberos security. Logging works differently depending on whether your server is part of a domain. Do not install unnecessary roles and features on your Windows Server 2019 servers. Roles are basically a collection of features designed for a specific purpose, so generally roles can be chosen if the server fits one, and then the features can be customized from there. This configuration may work most of the time, but for application and user services, best practice dictates setting up service specific accounts, either locally or in AD, to handle these services with the minimum amount of access necessary. Ensure the server has a valid A record in DNS with the name you want, as well as a PTR record for reverse lookups. Microsoft Seriously Beefs Up Security in Windows Server 2019. Disassembler0 Windows 10 Initial Setup Script - PowerShell script for automation of routine tasks done after fresh installations of Windows 10 / Server 2016 / Server 2019 Automated-AD-Setup - A PowerShell script that aims to have a fully configured domain built in under 10 minutes, but also apply security configuration and hardening Windows 10 was boldly described as "the most secure Windows ever." You can also take a look at our Wi CIS Microsoft Windows Server 2019 Benchmark ... Adjustments/tailoring to some recommendations will be needed to maintain functionality if attempting to implement CIS hardening on standalone systems or a system running in the cloud. In his spare time, he volunteers at Operation Kindness and Operation Safe Escape. 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