there are four columns in the Allow/Block page [Action, Address/domain/ip address, Created on and Sender authentication ]. It would be useful to know if an allowed address fails the sender authentication check. When a client asks us to allow an address…

I am attempting to setup Sophos Mailflow for a O365 tenant with Microsoft Basic Business licenses. The "Outbound Emails sent from Sophos" inbound connector fails to enable and when I try to enable it manually I get the error: Error executing request.…

Question about stripping. If CSV files are blocked, and a user sends an email with a CSV attachment AND also a XLSX attachment, are both (all) attachments stripped, or just the CSV file and the XLSX file remains?

This document says you can set SPF to "reject". Does that mean that the sender gets an email saying that the email has been rejected? Or do Sophos mean the email is deleted? https://docs.sophos.com/central/customer/help/en-us/ManageYourProducts…

Good afternoon Sophos community, I see myself in need of seeking help by this means for the problem that has been presented to me. I have configured mailflow in 4 domains, each one with a different substate, I have carried out the following tests: 1…

My ISP sends voicemail as an attached WAV file for any extension. Each extension is tied to an email address. When the associated email address is a Microsoft Distribution List, Sophos reports that the user is unknown and the message never gets delivered…

The issue we are seeing is when a spoofed email is sent for a user, for instance user test@example.com gets an from test@example.com for a fake voicemail message. What is happening is Office 365 is accepting the message and marking it as spam, then…

Hello SOPHOS friends, I'm configuring SOPHOS XMAIL and have the problem that S/MIME encrypted messages are blocked by default Data Control policy. In the help area of XMAIL are no notices that encrypted mails are blocked: https://docs.sophos…

I currently am trying to allow a URL attached to an email through the filter that is set in my Sophos Central application. Does anyone have any ideas of where to Allow certain attachments or URLs written in an email? The URL being blocked is the domain…

1) How do I create an exception from spam filtering for a specific email address? 2) How do I allow an external domain (3rd party) to send email directly to my security gateway?

Not sure if theres a design reason for this (or plain oversight) - we have recently been noticing an uptake in spam making it through sophos email. After looking to them - it seems that at a glance, they should be blocked because headers smtp-from…

Get a red X after logging in twice to O365 to allow adding mailflow domain. Tried with firefox then with edge, same result. Is this a bug? This tenant already has 3 domains connected.

We have many clients on Sophos filtering of email before delivery to m365 Yesterday we had several clients, where the email was "removed" (after delivery) from their inboxes and taken back to M365 quarantine as a "high confidence phish" Essentially it…

Hey Everyone According to the answer in this Ticket: Email Banners in Shared Mailboxes do not have the block / allow sender options. They need it. the function isn't available on shared mailboxes. According to our customer, the function was there…

Hello All, Clarifications on the Email Banners: We have received an external email and we clicked on the "Allow Sender" We get new emails from the same sender and the banner to Allow Sender or Block is still showing. Is that how it's suppose to work…

Hi, We are moving our servicedesk portal to the cloud and they have a mail service I would like to utilize. The native mail service will spoof our servicedesk account email address so that replies seemingly come from our internal account. The vendor has…

How is that we still cannot block a malicious email domain for all of our tenants at once? After all these years. What a critical function that doesn't exist. Reflexion had this functionality. Sophos bought Reflexion. When bad emails slip through (happens…

Is there anything on the roadmap for this? We use a 3rd party Security Awareness product that includes a Phish Testing feature (*). This requires a large number of exceptions, and adding and checking them across a large number of tenants is tedious so…

Hello, Currently there is no way to export the "Email Security - inbound allow/block" list from Sophos central. Has anybody found a workaround to this? We have a substantially long list and would like to do make a copy of it. Any help is much appreciated…

I want to get every email from a particular domain: buffnews.com I added .buffnews.com and *@buffnews.com to the global whitelist. BUT then this email address was placed into my quarantine email <email@email.buffnews.com.com> Any idea why and how…

hello, we have S/MIME activated. But for some recipients we want to use web portal encryption. We tag the subject line with web portal encryption, but the mail will still be encrypted using S/MIME. will sophos include an order of which encryption…

What is the proper procedure when a mailbox gets converted into Shared Mailbox in Office 365 and we want to apply the same in Sophos Central Email Security? Is that possible?

Hello all, Our company currently does not offer the portal encryption and uses the standard push encryption. Does anyone know if the Portal Encryption allows users to send Encrypted emails internally? Or can anything be changed to allow the end users…

My client has been using the email gateway for some years now. About 6 months ago my client reported that emails would not send, they received a message saying Cannot send this item. After investigating I found it related to long URL's, once an email…

I host my company's mail server via the cloud using Sophos Mail Security I want to block an excel file containing a certain name from sending via email How can I do this I like your suggestion