Exchange Online – Preventing Domain Spoofing. Posted onJanuary 21, 2019February 17, 2019AuthorHeelpBook. Login. In many business environments domain spoofing can be a real threat: this is a common form of phishing and usually occurs when an attacker appears to use a company’s domain to impersonate a company or one of its employees. Microsoft has recently started rolling some very promising anti-spoofing features in Exchange Online that should (hopefully) help with that. You can find a great overview of what’s to come in Terry Zink’s blog article here. As noted in the blog post, the rollout should be complete by Q2 2016, so the features will most likely not be available for your tenant just yet. Stopping Spoofing is of urgent importance in avoiding Phishing and BEC scams. Office 365 is pre-configured with DKIM, but there is more you can do. Once your anti-spoofing policy is enabled, you can use threat investigation and response capabilities to get numbers around how many messages are marked as phish. To do this, go into the Security & Compliance Center (SCC) under Threat Management > Explorer, set the View to Phish, and group by Sender Domain or Protection Status. Microsoft has announced that starting September 21, 2018 it will extend the enhanced anti-spoofing protection to all Exchange Online Protection (EOP) organizations in Office 365. That’s great news. Email spoofing has been a big problem over the years and by extending this protection to all Exchange Online organizations, more businesses will be able to benefit from this much-needed feature. Configuring Exchange Online Rule That Will Detect Spoof E-Mail Message and delete the Spoof E-mail . In the following section, we will provide “step by step” instructions for creating the required “Exchange Online Spoofed E-mail rule” that will answer our business needs. Theoretically, when we will “activate” the Exchange Online Spoofed E-mail rule, each E-mail message that will be sent by these “entities”, will be considered as spoofed E-mail and in a response Exchange Online will generate and send an incident report to the designated recipient\s.
Is Office 365 Providing Phishing Alerts? Office 365's basic protection is called EOP (Exchange Online Protection). EOP helps guard against spam and malware. 5 Jun 2019 Exchange Online Protection (EOP) email filtering service is included in attacks such as spear phishing, social engineering, and spoofing. analyst role, you can permanently delete all the suspicious emails from the Microsoft Exchange Online service that are related to the security incident and phishing Microsoft Exchange Online and Microsoft Office 365; Microsoft Exchange 2003 or later; G Suite from Google Cloud. Support is not limited to these platforms.
Microsoft's anti-spoofing technology was initially deployed to its organizations that had an Office 365 Enterprise E5 subscription or had purchased the Office 365 Advanced Threat Protection (ATP) add-on for their subscription. As of October, 2018 we extended the protection to organizations that have Exchange Online Protection (EOP) as well.
Microsoft has announced that starting September 21, 2018 it will extend the enhanced anti-spoofing protection to all Exchange Online Protection (EOP) organizations in Office 365. That’s great news. Email spoofing has been a big problem over the years and by extending this protection to all Exchange Online organizations, more businesses will be able to benefit from this much-needed feature. Configuring Exchange Online Rule That Will Detect Spoof E-Mail Message and delete the Spoof E-mail . In the following section, we will provide “step by step” instructions for creating the required “Exchange Online Spoofed E-mail rule” that will answer our business needs. Theoretically, when we will “activate” the Exchange Online Spoofed E-mail rule, each E-mail message that will be sent by these “entities”, will be considered as spoofed E-mail and in a response Exchange Online will generate and send an incident report to the designated recipient\s. Setting Up Domain Spoof Protection in Exchange 2013, Exchange 2016, or Office 365. The following instructions will show you how to create a rule in Exchange 2013, Exchange 2016, or Office 365 that will prevent your domain from being spoofed from outside your environment.
3 Sep 2019 Learn the steps to secure an Office 365 tenant, including Anti-Spam, Anti- Phishing, Anti-Spoofing, custom Mailflow transport rules, etc. 24 Jan 2019 Safe Attachments; Spoof intelligence; Quarantine; Advanced anti-phishing capabilities. This blog post describes the first three of these features. 1 Apr 2019 In many cases, the spoofed email is part of a phishing (scam) attack. In other cases, a spoofed email is used to dishonestly market an online 25 Jun 2018 Out-of-the-box, Exchange Online Protection is a great solution. usually advised to rely on this feature as email domains can often be spoofed.