5/7/2023 0 Comments Office 365 security defaultsThis adheres principle of least privilege policy and helps minimize the damage if an account is breached, because the attackers have access to limited information. This is because 100 versions of every file are kept by default, making it easy to roll back to a clean version and reimage the users’ devicesĭetermine what users need and only grant them access based on the requirements for that specific role. It not only prevents accidental data loss, but provides ransomware remediation. This is widely considered one of the most effective ways to prevent automated attacks.Įnabling OneDrive Folder Protection securely backs up users’ Desktop and Document folders to the cloud automatically-without VPN tunneling. With multi-factor authentication, weaknesses with passwords can be overcome. MDM and MAM also allow admins to define which apps on a mobile device can access corporate data and enforce security compliance policies on mobile devices. In addition to monitoring activity, it can be used to remotely wipe a device if it is lost or stolen. Using MDM and MMA supports the management of security across all devices that use Office 365. Mobile Device Management (MDM) and Mobile Application Management (MAM) Combining security information management and security event management provides a holistic view. It can also process data from specialized security equipment, such as firewalls, antivirus systems, intrusion detection systems (IDS), and intrusion prevention systems (IPS). Use SIEM technology to provide analysis and reporting on security alerts coming from end-user devices, servers, and network equipment. Geo-blocking uses conditional access policies to prevent user access by country or region to the risk of attack. It can also be used to verify inbound email by configuring DMARC, DKIM, and SPF records.Īttackers are often located in another state or country from where they are targeting. Attackers commonly use this to gain persistent access to a compromised mailbox and use it to steal data.Įxchange online protection is a cloud-based filtering service that protects organizations against spam, malware, and other email threats. It provides access to a database of known threats that is updated in real-time.Ĭonfiguring Conditional Access takes Office 365 security to the next level by enabling customized policies at a granular level to detect and stop unusual behavior that could be the sign of an attack.Īuto forwarding email can pose a significant security risk. Best Practices for Securing Microsoft 365 for BusinessĪTP detects, prevents, and responds to advanced threats that can bypass traditional security protections such as firewall, antivirus, and monitoring solutions. Following Office 365 security best practices is an important first step in protection against threat vectors that all users and organizations face.
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