Open source projects and vendors are trying a variety of technical approaches to replacing the expensive but ubiquitous Microsoft Exchange. While none is yet a drop-in replacement, some administrators ...

Unison Technologies is offering its Linux-based unified communications software without charge to small and midsize companies willing to share their employees’ eyeballs and attention spans. New York ...

If you are still running and patching an on-premises Exchange server, you need to opt into a major protection that Microsoft is rolling out to its customers. Microsoft has rolled out a new feature ...