Episode 82: Secure Communication and Remote Access (Domain 3)

As remote work and distributed systems become the norm, securing communication across potentially hostile networks is more important than ever. In this episode, we explore secure communication methods including Virtual Private Networks (VPNs), TLS encryption, and IPSec tunneling. We discuss how VPNs provide confidentiality and integrity over public connections, while TLS protects browser-based and API traffic by encrypting sessions end-to-end. We also examine remote access tools and architectures, from full-tunnel VPNs to split tunneling and zero trust network access (ZTNA), which restrict access based on user identity, posture, and location. These models not only improve security but also enhance performance and reduce lateral movement risk. Finally, we address best practices for secure remote desktop access, multi-factor authentication, and session timeout policies. Secure remote access isn’t just about connecting—it’s about validating, monitoring, and controlling that connection every step of the way.

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