Microsoft Exchange

The U.S., UK, and EU released statements today accusing Chinese attackers of being behind the recent attacks on Microsoft Exchange servers.

In case you've not heard, Microsoft Exchange Server has been at the center of a lot of ruckuses this spring. So many, in fact, that it's topped Cisco Talos' latest threat report.

Cybercriminals usually race to take advantage of disclosed vulnerabilities in popular pieces of software, but they were especially quick to attack Microsoft Exchange servers.

The Lemon Duck cryptocurrency botnet is targeting Microsoft Exchange servers. A new security report takes a deep dive into how servers are being attacked.

Attackers are utilizing a botnet to mine cryptocurrency off of people's PCs. The botnet takes advantage of unpatched vulnerabilities in Microsoft Exchange servers to work its way into networks.

Microsoft has rolled out several ways to help organizations and admins patch vulnerable Exchange servers. Now, the company states that 92% of Exchange servers have been patched or mitigated.

Microsoft Defender Antivirus and System Center Endpoint Protection now automatically mitigates one of the vulnerabilities used in the Exchange Server software attack.

Even though Microsoft has released patches to address vulnerabilities in Exchange servers, many remain unpatched. A new strain of ransomware is being used to target vulnerable systems.

Despite Microsoft's security patches, the recent hack on its Exchange server software remains an "active threat."

Microsoft released updates for Exchange Server to protect against a recent attack from a China-based group. Microsoft says that "all Exchange Server customers to apply these updates immediately."