New data suggests someone has compromised more than 21,000 Microsoft Exchange Server email systems worldwide and infected them with malware that invokes both KrebsOnSecurity and Yours Truly by name.

COPENHAGEN, Denmark--Contrary to some reports, Microsoft says the next version of Exchange, code-named Titanium, will run on Windows 2000. However, the company does say that some features will need ...

LAS VEGAS -- The setting: Three industry giants, two press conferences at Comdex Fall 2001. The first, a poorly attended Monday night event, featured a lone CEO on stage, stand-up-comic-style and ...

For most companies, Microsoft Outlook is the default email service within the network because it automatically configures itself with the Exchange server that manages all the email accounts in the ...

Combined with a post-authentication vulnerability (CVE-2021-27065) that allows arbitrary file writes to the system (discovered by Tsai three weeks later), an actor can achieve remote command execution ...

Organisations using on-premises versions of Microsoft Exchange Server are at risk of targeted attacks exploiting three newly-disclosed zero-day exploits, which are already being taken advantage of by ...

Malicious actors were abusing four vulnerabilities disclosed this week in on-premise instances of Microsoft Exchange Server as far back as January 2021, according to a new report produced by FireEye ...

I'm having a problem with the MS Exchange System Attendant Serivce not starting....and b/c of this the subsequent related services aren't starting either i.e. MS Exchange MTA Stacks, and MS Exchange ...