High Volume Email is now generally available in Exchange Online, allowing organizations send internal messages at scale ...

The ongoing mass exploitation campaign targeting Microsoft Exchange email servers has expanded in less than a week to include attacks from multiple nation-state hacking groups and cybercrime ...

Microsoft Exchange is a wildly popular threat target, with dangers exacerbated by the tech giant's end support for Exchange 2016 and 2019 last month. Now those email servers won't receive necessary, ...

The NSA, CISA, Australia's Cyber Security Centre, and Canada's Cyber Centre jointly released comprehensive security practices for Exchange hardening. Explore Get the web's best business technology ...

A new cybersecurity blueprint aimed at strengthening Microsoft Exchange Server environments has been released by the US Cybersecurity and Infrastructure Security Agency (CISA), National Security ...

Best practices include a focus on hardening user authentication and access, ensuring strong network encryption, and minimizing application attack surfaces. Cyber agencies from three countries ...

Microsoft appears to be integrating Copilot into Exchange Server. The company has published a new survey for IT adminis who still manage mailboxes on-premises or in hybrid setups, asking how they feel ...

Suspected Chinese hackers breached Microsoft Exchange servers used by foreign ministries. They searched for data tied to the 2022 China-Arab summit and Chinese leaders’ names. The group, tracked as ...

Chinese hackers breached email servers of foreign ministers as part of a years-long effort targeting the communications of diplomats around the world, according to researchers at the cybersecurity ...

Almost 2,000 Microsoft Exchange email servers have been hacked over the past two days and infected with backdoors after owners did not install patches for a collection of vulnerabilities known as ...

A critical vulnerability in Microsoft Exchange Server remains unpatched on nearly 30,000 systems worldwide, raising concerns about potential exploitation in hybrid cloud environments. The ...

The Cybersecurity and Infrastructure Security Agency has issued Emergency Directive 25-02 to address a security flaw that could affect hybrid Microsoft Exchange users. The agency said Thursday that it ...