From AAA Services to Zero Trust Network Access, Portnox’s cybersecurity center covers every inch of network security, data protection, cyber threats, and beyond—from A to Z.
What is DNS Poisoning and How Does It Work? DNS poisoning, also called DNS cache poisoning or DNS spoofing, is a type of cyberattack where attackers manipulate DNS records to...
What is SSL stripping and how does it work? SSL stripping is a type of cyberattack where an attacker downgrades a secure HTTPS connection to an insecure HTTP connection without...
What is a non-human entity? A non-human entity (NHE) in cybersecurity and identity management refers to anything that interacts with digital systems but isn’t a person. These entities still need...
What is firewall as a service (FWaaS)? Firewall as a Service (FWaaS) is a cloud-based network security model that provides firewall protection as a centralized, scalable service rather than through...
What Is a Wildcard SSL Certificate and How Does It Work? A wildcard SSL certificate is a type of digital certificate used to secure a domain and all of its...
What is SSH and How Does It Work? SSH, or Secure Shell, is a cryptographic network protocol that allows secure communication between devices over an unsecured network. Originally developed as...
What is a Bastion Server and Why is it Used? A bastion server (or bastion host) is a special-purpose computer designed and configured to withstand attacks. It acts as a...
What is an ARP table and how does it work? The ARP (Address Resolution Protocol) table is a critical component of network communication in IPv4-based networks. It functions like a...
What is a bastion host and why is it used? A bastion host is a special-purpose computer on a network specifically designed and configured to withstand attacks. It typically serves...
