IT Explanations

Clear explanations of IT concepts, protocols, architecture and enterprise technologies.

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Infrastructure, cloud and security
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For sysadmins, IT admins and MSPs

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Understand the technology behind your infrastructure.

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TLS securing communication between a client and server through encryption, authentication, certificate exchange.

What Is TLS? Transport Layer Security Explained

TLS encrypts communication between clients and servers. It protects HTTPS, email, and VPNs. Covers the TLS handshake, certificates, TLS 1.2 vs 1.3, cipher suites, and why SSL is deprecated. Per NIST, disable TLS 1.0 and 1.1 in all environments.

Jul 21, 20269 min readintermediateEmanuel De Almeida