Search Results: Microsoft Exchange

What is Going on With Microsoft Exchange Server Throttling and Blocking?

Microsoft will begin throttling and blocking emails from unsupported, unpatched Exchange servers over the next two months. Here's why.

April 17, 2023 Zachary Comeau Leave a Comment

Microsoft is hoping to address the security issue of emails sent to Exchange online from unsupported and unpatched Exchange Servers by enabling a transport-based enforcement system in Exchange Online that will throttle and then block emails from an unsupported server. The end goal is to encourage Microsoft customers to stop using persistently vulnerable versions of […]

Armorblox Reimagines Data Loss Prevention for Microsoft Office 365, Microsoft Exchange, and Google Workspace

March 10, 2022 TechDecisions Staff Leave a Comment

Brings Natural Language Understanding to Data Loss Prevention; Reduces False Positives in DLP-related Threat Alerts by 10x SUNNYVALE, Calif.–(BUSINESS WIRE)–#AI—Armorblox today announced the addition of Advanced Data Loss Prevention to its cloud-delivered email security platform. With this new service, Armorblox becomes the first vendor to bring natural language understanding (NLU) to prevent data loss in […]

My TechDecisions Podcast Episode 121: Hafnium and the Microsoft Exchange Server Vulnerabilities

MJ Shoer, SVP and executive director of the CompTIA ISAO, joins the podcast to discuss the recently disclosed vulnerabilities in Microsoft Exchange Server.

March 12, 2021 Zachary Comeau Leave a Comment

MJ Shoer, SVP and executive director of the CompTIA ISAO, joins the podcast to discuss the recently disclosed vulnerabilities in Microsoft Exchange Server.

Microsoft Rolls Out New Message Recall Feature for Exchange Online

Microsoft is launching a new cloud-based message recall feature for Exchange Online, which is twice as effective as the classic recall tool.

February 17, 2023 Zachary Comeau Leave a Comment

Microsoft is rolling out a new cloud-based message recall feature for Exchange Online, improving upon the classic recall feature in Outlook for Windows that was only successful half of the time. The feature, which is starting to roll out now to all Exchange Online tenants worldwide now through mid-March, is essentially an improvement of the […]

Microsoft: Here’s How to Keep Exchange Server Secure

Microsoft is urging organizations to protect their Exchange servers by installing the latest available updates on all Exchange Servers.

February 1, 2023 Zachary Comeau Leave a Comment

Microsoft is urging organizations to keep their Exchange servers protected by installing the latest available Cumulative Update and Security Update on all Exchange servers and some Exchange Management Tool workstations. In addition, Microsoft recommends occasionally performing manual tasks to harden Exchange environments, such as enabling Extended Protection and enabling certificate signing of PowerShell Serialization payloads. […]

Prepare: Microsoft Begins Disabling Basic Auth in Exchange Online Oct. 1

Microsoft and CISA are releasing more details and guides to help organizations move from legacy authentication methods in Exchange Online.

June 30, 2022 Zachary Comeau Leave a Comment

Microsoft and U.S. cybersecurity officials renewing calls for organizations to switch from Basic Authentication (Basic Auth) in Microsoft Exchange Online to Modern Authentication before the company begins to disable Basic Auth in October. Microsoft on Oct. 1 will begin turning off the ability to use Basic Auth in Exchange Online for Exchange ActiveSync (EAS), POP, […]

Check Out These New Microsoft Certifications in Azure, Cybersecurity, Exchange and Data

Four new Microsoft certifications will be available starting later this month, covering security, data analytics, support and connectivity.

March 15, 2022 Zachary Comeau Leave a Comment

Microsoft is set to launch four new certification programs for Azure Enterprise Data, Microsoft Exchange Online, Cybersecurity architecture and others over the next few weeks. The new Microsoft certifications will become available starting at the end of this month and in mid-April, starting with Azure Support Engineer for Connectivity Specialty, an addition to the company’s […]

Microsoft: This Is Why Emails Were Stuck For On-Premise Exchange Servers

Microsoft says it has fixed an issue for an Exchange Server bug that is breaking email delivery for on-premise servers.

January 3, 2022 Zachary Comeau Leave a Comment

Microsoft says it has fixed an Exchange Server bug that is causing emails for on-premises servers to get stuck in queues due to the change of the new year. According to Microsoft, emails were stuck in transport queues of on-premises Exchange Server 2016 and 2019 due to a date check failure with the change of […]

Microsoft’s November Patches: Flaws In Exchange Server, Excel, RDP and More

Despite a light November with just 55 patches, IT pros should prioritize patching several remote code execution flaws in Microsoft systems.

November 10, 2021 Zachary Comeau Leave a Comment

IT admins of Microsoft systems have 55 new vulnerabilities to patch this month after the company issued its patches for November this week, including two that are currently under active exploitation and six rated as critical. November’s Patch Tuesday releases fix security flaws in Microsoft products such as Azure, Azure RTOS, Azure Sphere, Microsoft Dynamics, […]

Microsoft Introduces Emergency Mitigation Tool For Exchange Server

The optional Emergency Mitigation tool helps customers create and automatically apply vulnerability mitigations to their Exchange servers.

September 27, 2021 Zachary Comeau Leave a Comment

Microsoft is introducing a new security feature in Exchange Server designed to protect against security threats that have known mitigations. According to the company, the Emergency Mitigation feature is a built-in version of the Exchange On-premises Mitigation Tool (EOMT) that works with the cloud-based Office Config Service (OCS) to provide protection against known threats. It’s […]