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Welcome to my blog! If you are looking for IT tutorials, tips or tricks, you are right here. You'll mainly find articles about Microsoft products and technologies - operating systems, servers, virtualization, networks, management, and cloud. Sometimes I add some other interesting things.

May 2019
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Welcome to my blog! If you are looking for IT tutorials, tips or tricks, you are right here. You'll mainly find articles about Microsoft products and technologies - operating systems, servers, virtualization, networks, management, and cloud. Sometimes I add some other interesting things.


Security5

DMARC validation in Office 365

DMARC is together with SPF and DKIM another technology protecting you against phishing and spoofing. Implementing DMARC with SPF and DKIM provides additional layer of protection. This validation uses DNS records where are specified mail servers authorized for sending emails from your domain. Differences between SPF and DMARC The [...]

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Forcing SMB encryption

SMB (Server Message Block), known also as CIFS (Common Internet File System) is network communication protocol for a communication between computer nodes. Primarily is used for a data transfers in a computer network. We know it as network drives (network shares or shared folders). Current version of this protocol is 3.1.1 and has been [...]

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