Can Aruba Central’s NAC features be used in truly multi-vendor environments? Technically yes, but practically limited. Aruba Central with ClearPass offers some level of third-party integration through RADIUS and SNMP,...
Does Extreme Networks’ NAC work with non-Extreme hardware? Yes, but organizations should temper expectations. While ExtremeControl claims to support third-party network hardware, that support is often conditional, inconsistent, or incomplete....
What is Zero Standing Privileges (ZSP) in cybersecurity? Zero Standing Privileges (ZSP) is a modern security concept rooted in the principle of least privilege and just-in-time (JIT) access. At its...
What is the ACME protocol and how does it work? The Automatic Certificate Management Environment (ACME) is a protocol developed by the Internet Security Research Group (ISRG), primarily to automate...
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 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 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...
What is the Automated Certificate Management Environment (ACME)? The Automated Certificate Management Environment (ACME) is a protocol designed to automate the process of obtaining, renewing, and managing SSL/TLS certificates from...
What is FWaaS? Firewall as a Service (FWaaS) is a cloud-based security solution that delivers firewall functionality via the internet, rather than through traditional on-premises hardware. It provides centralized, scalable,...