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.
The Cisco ISE server has long been considered a cornerstone in network access control (NAC). It provides organizations with a way to verify, authenticate, and authorize every device and user...
What Is Shadow IT? Shadow IT refers to the use of applications, devices, services, or systems within an organizationwithout the knowledge, approval, or oversight of IT or security teams. It...
What Is Cyber Risk? Cyber risk refers to the potential for harm to an organization’s operations, reputation, or financial health due to threats targeting information systems, networks, or digital assets....
What is a cybersecurity governance framework? A cybersecurity governance framework is a structured set of policies, roles, processes, and controls that defines how an organization manages cyber risk and makes...
What is CIANA in cybersecurity? In cybersecurity, CIANA is an acronym that represents the five core principles of information security: Confidentiality Ensures information is only accessible to authorized users. Examples:...
Passwords remain one of the most exploited weaknesses in cybersecurity, and organizations have spent years layering defenses on top of them—most notably Multi-Factor Authentication (MFA). But as credential-based attacks grow...
Modern networks have shifted toward hybrid identity, remote access, and cloud-first infrastructure. As this shift continues, many organizations are reassessing how device posture, compliance checks, and network access control should...
Choosing the right Network Access Control (NAC) solution can be challenging. This NAC comparison breaks down the key differences between Portnox Cloud and Cisco ISE across deployment, scalability, cost, and...
As organizations move toward cloud-based, hybrid, and remote environments, managing secure network access has become more complex. At the core of this challenge is RADIUS (Remote Authentication Dial-In User Service),...
