While the planned phase-out of Microsoft Exchange 2016 and Exchange 2019 is many months away, evaluate your organization’s needs now to avoid hassles down the road. October 2025 is going to be a big ...

As organizations increasingly rely on cloud-based services like Microsoft 365 Exchange for daily communication, a common and potentially dangerous assumption has emerged: that storing data in the ...

The NSA, CISA, Australia's Cyber Security Centre, and Canada's Cyber Centre jointly released comprehensive security practices for Exchange hardening.

CISA released a 15-page security best practices guide for Microsoft Exchange Servers, which Microsoft stopped supporting on ...

Microsoft announced today that inbound SMTP DANE with DNSSEC for Exchange Online, a new capability to boost email security and integrity, is now generally available. The company announced in September ...

Microsoft sounded the alarm on a hybrid Exchange bug in early August 2025 However almost 30,000 instances remain vulnerable Microsoft has advised users how to defend their endpoints, so patch now ...