Remote Access
Everything on SkillVeris tagged Remote Access — collected across the glossary, study notes, blog, and cheat sheets.
7 resources across 1 library
Interview Questions(7)
What is a VPN?
A VPN (Virtual Private Network) creates an encrypted tunnel between a device and a remote server, so traffic looks like it originates from that server and cann…
What is Telnet?
Telnet is an application-layer protocol that provides a text-based, interactive terminal session to a remote host over TCP port 23, sending everything — includ…
What is SSH (Secure Shell)?
SSH (Secure Shell) is an encrypted application-layer protocol, typically running on TCP port 22, that provides secure remote login, command execution, and file…
What is Port Forwarding and How Does It Work?
Port forwarding is a router/NAT configuration that maps an incoming connection on a public IP address and port to a specific private IP address and port inside…
What is a VPN Tunnel?
A VPN tunnel is an encrypted, encapsulated logical connection through which original network packets are wrapped inside new outer packets and carried across an…
Site-to-Site vs Remote-Access VPN: What is the Difference?
A site-to-site VPN permanently connects two whole networks (such as a branch office and a data center) through gateway devices so that every user behind either…
What is WireGuard?
WireGuard is a modern, open-source VPN protocol designed for simplicity, speed, and a minimal attack surface, implemented in only a few thousand lines of code…