I was wondering who here has built smtp inbound or outbound relay servers for there exchange infrastructure? If you've built these relays how have they performed and what version of windows did you ...

Microsoft is working on adding SMTP MTA Strict Transport Security (MTA-STS) support to Exchange Online to ensure Office 365 customers' email communication security and integrity. Once MTA-STS is ...

Symptoms:<BR>A pc on a corporate network with one exchange 2003 server and an outside laptop on the network. the laptop has an account with a major isp setup. the smtp server is set to use the one for ...

This list is a companion piece to the Secure Web server installation portion of SearchSecurity.com's Intrusion Defense School lesson on Web attack prevention and defense. Check out the companion ...

How to use aliases in Exchange Online so customers don’t know your real email address Your email has been sent It seems odd that Outlook and Exchange used to make it hard to work with more than one ...

Microsoft is working to resolve an ongoing outage preventing users from accessing Microsoft 365 services, including Microsoft Teams, Exchange Online, and the admin center. Microsoft is enabling ...