Configuration options for the macOS agent type

Configuration options for the Gateway agent type

Configuration options for the Windows agent type

Configuration options for the Chromebook agent type

Bypassing Office 365

Disable QUIC in Chrome Browser

Prevent Law features for UK organisations

Unclassified / Uncategorised Site Processing

Censornet Web Filtering Policy and Approach for Education

List of domains to bypass apps for SSL Interception

Bypass GoToMeeting & LogMeIn

Bypassing the Apple Store

Using Web Security with Sophos

Deployment Overview

Check for the presence of a system proxy user

YouTube appears to work despite Block or Warn final action applied

ERR_CERT_HAS_EXPIRED_ Digicert certificate expiry 2023

Processes used by the USS Agent for Mac OS X

Blocking Embedded Games in Google Search

Enable Enhanced Unpacking Engine

ESET issues identified

Active Directory Login Service

MIME Categories and Types

How to submit a URL reclassification request

Third Party Load Balancer Guides

What happens when my Web Security license is suspended or deleted?

Windows agent - force download of anti-malware database

Change the default listening port for the USS Gateway proxy

SSL/TLS Strict Mode blocked ciphers

How to add a Static Route to the USS Gateway

Export Agents using curl script

Installing an SSL Certificate on iOS 13

CVE-2020-15778

Microsoft Teams Bypass Exception list on mac OS

Custom URL parsing and overlapping patterns

YouTube Safe or Restricted mode enforced by DNS

Safari 17 Proxy Exceptions limit

Alter the default agent configuration poll time

Events not arriving for Office 365 Onedrive or Sharepoint

Digest generation and Quarantines

Executive Tracking

Blocking emails from hacked Gmail accounts

Stop specific users from receiving Word documents

Detect credit card numbers in an email

Disable spam filtering for specific mailboxes

Nearby Domain Rule

Reject Disabled user accounts (mailboxes)

How to Prefix a banner to inbound emails

IP Geolocation Connection Rule

CoreService filter classifications

Empty Body Detection

Reject oversized emails

Configure Office 365 for EMS

Safelisting Email Security IP addresses in Office 365

Configure GMail using Google Workspace for EMS

MX records and IP addresses for EU customers

MX records and IP addresses for USA customers

MX records and IP addresses for UAE customers

MX records and IP addresses for all regions

Reporting spam or false positives

Configure outbound email for Exchange 2007/2010

Configuring TLS encryption

LinkScan: on-demand URL protection

Bulk Email & Fair Usage

Queue retention and retry times

Personal Safe Lists and Personal Deny Lists

Configure outbound DMARC

Configure outbound DKIM

Configure outbound email for Exchange 2016

CEA - Data storage explained

Reject message due to message “550 5.1.8 sender denied”

Insufficient system resources message on inbound email delivery

Email Sandbox - Supported file types

Outbound Delivery error: 550 Unable to relay

[Marketing Medium] or [High Medium] prefixed to the subject of mails

DMARC Failure Reporting

Image Analysis for Email supported image types

Powershell Script to list Office 365 Shared Mailboxes

What happens when my Email Security license is suspended or deleted?

Example Spam Digest or Quarantine Report

No Valid MX Record NDR message

How to onboard users into the End User Portal

Installing the Outlook add-in for Email Security

How to avoid multiple disclaimers being added when forwarding or replying to emails

Cisco Fixup Protocol

Adding images to email disclaimers

Reject Top Level Domains

Adding an alias to a primary mailbox

Outlook add-in is not the newest version

Temporary Server Error

Unable to Relay error on outbound email

Notify Recipient/Sender Actions

Managing DNS in Office 365

Upgrading to LinkScan version 2

MX records and IP addresses for India customers

DLP Dictionaries

Executive Tracking with Subject

Activate the Quarantine Portal for Spam Digest users

DMARC Abuse Report received even though it passes DMARC

Display Name Detection

Unable to forward emails from Microsoft 365 accounts

How to configure Authenticated Received Chain (ARC) Inbound

Why do I see No SMTP transport in Email activity?

How to use Custom Rule Data (formerly Dictionaries)

HTML attachments

How to block double extension filenames

Upgrade Outlook Add-in for reporting spam and phishing email

Manage Mailboxes using the API

How to use the Domain Name Detection rule

Email Security: Best Practice Guide

How to work with System Locked rules

How to detect simplified Chinese character sets

How does DMARC work?

SecureMail concepts explained

Configuring SecureMail

Using the SecureMail dashboard

Managing an MFA lock-out

Count how many users are in an AD group

ADFS Login not being intercepted for MFA

Configure FortiGate to use PAP for Challenge-Response

CEA User Guide

Viewing and Managing History in CEA

Using the CEA Outlook Add-in

Viewing and Managing Spaces in CEA

Managing Deletion Requests from CEA

Installing the Outlook Add-in for CEA

Legal Hold in CEA

Authorised Delete in CEA

Viewing and Managing CEA results

Configuring Google Workspace OAuth and Service Account

Integrate Gmail with a CEA

SAT - User Guide

Google Workspace - SAT Safelisting

How to allow download of images within emails

M365 - SAT Safelisting

How is the Risk Score calculated?

Identifying Spoofed Emails

DMARC Fail: Alignment reporting

USS Gateway failing to install

Troubleshooting Filter Rules

Allow partial websites/specific YouTube videos

Gateway failing to join the domain - the address handle that was given to the transport was invalid

Gateway proxy authentication pop-up login dialog

Bypasses not applying

USS Gateway IP changes unexpectedly