An update to "Important notice for Office 365 email customers who have configured connectors"

Since we posted this blog post, we have received positive responses from many of our customers, who have proceeded with changing their connectors (as per instructions in the post), thereby protecting their email/domain reputation. However, we are also aware of customers who are either in the midst of making this change or need some additional…


Important notice for Office 365 email customers who have configured connectors

Note: This post, originally published in March, got accidentally re-published on 8/23/16 when updating step 5 below. We are leaving it published as a reminder to our customers as the time for this change is now closer. If you are an Exchange Online or Exchange Online Protection (EOP) customer and you have configured connectors, this…


Important notice for Office 365 email customers who have configured connectors

If you are an Exchange Online or Exchange Online Protection (EOP) customer and you have configured connectors, this post contains important information that might impact your organization. To make sure that your mail flow isn’t interrupted, we strongly recommend that you read this post and take any necessary action before the deadline (July 5th, 2017)….


Exchange Online Advanced Threat Protection is now available

Just a quick note that we have released a new service that some of you might be interested in, called Exchange Online Advanced Threat Protection. This is a complementary service to already existing  Exchange Online Protection (EOP) and extends to additional types of advanced threats. To learn more, head over here: Exchange Online Advanced Threat…

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Larger messages and Enhanced NDRs come to Office 365

I wanted to write a quick note to make sure that our Hybrid customers have seen the following two recent improvements made to transport in Office 365, as both of them could be something that you will run into or might want to be aware of: Enhanced non-delivery reports (NDRs) in Office 365 Office 365…

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How to Configure S/MIME in Office 365

S/MIME in Office 365 S/MIME (Secure/Multipurpose Internet Mail Extensions) is a standard for public key encryption and digital signingof MIME data. Configuring S/MIME in Office 365 is a slightly different procedure than configuring S/MIME on-premises. This blog is for people who want to move from on-premises to Exchange Online and want to continue to use…


Take Advantage of EOPs new Bulk Mail Detection

Bulk mail is often mistaken for spam and is starting to become a larger problem for organizations. EOP is not very aggressive out of the box when it comes to bulk mail because this type of mail falls into a grey area. Some organizations will want to receive this type of mail, whereas others will…


Released: PelNet v2.0

download Update: On August 25, 2014, the pelnet.ps1 script was updated to fix a minor bug. EHLO Exchange community, It seems that PelNet has been well received and I’ve been receiving requests to add much wanted functionality to PelNet. So this article is a quick update on some of the cool new features that administrators…


Handling email viruses with Exchange Online

When customers receive an email with a suspected virus, they often ask “What do I do now?” This blog post helps answer that question and guides you through our recommended process. This is intended for customers using Office 365 or Exchange Online Protection with on-premises Exchange servers. First, it is important to understand the difference…


Spam email and Office 365 environment - connection and content filtering in EOP

In the last related blog postwe gave some introduction about Exchange Online Protection (EOP), what needs to be done when EOP is not working as desired and spam email troubleshooting process and classification. In this blog we will be moving further and discussing some more advanced option to stop spam emails. In addition to the…