Microsoft has released its final cumulative update (CU) for Exchange Server 2019, which means customers need to get ready to ...

"If you can't explain it simply, you don't understand it well enough." That quote is often attributed to Albert Einstein, and although that attribution is debatable, there is truth in the quote.

As a result, erroneous DNS information persists in the cache until either the Time to Live (TTL) expires or manual removal occurs. 2. DNS Hijacking Domain Name Server hijacking refers ... Since 2021, ...

Designing a secure and efficient internet breakout solution requires a balance between performance, cost, and security.

Microsoft is publishing for the first time our research into a subgroup within the Russian state actor Seashell Blizzard and ...

An AI server is a specialized computing system designed ... The Domain Name System (DNS) resolves the common names of Web sites with their underlying IP addresses, adding efficiency and even ...

MX Record: for emails ... you make a DNS request (5 steps): 1. When you request a domain name, your computer first checks its local cache to see if you've previously looked up the address recently; if ...

Set up a simple welcome email. When someone subscribes to your newsletter, welcome them with an email reminding them why they ...

Microsoft Exchange administrators running versions older than March 2023 need to update or they won’t get the latest security mitigations, says an expert. But, David Shipley added, even better ...