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 privilege escalation? Privilege escalation is a cyberattack tactic where an attacker exploits vulnerabilities, misconfigurations, or weaknesses in a system to gain higher-level access than initially authorized. It enables...
What is a packet fragmentation attack? A packet fragmentation attack is a type of network exploit where attackers deliberately manipulate the fragmentation of IP packets to bypass security controls or...
What is DNS? DNS (Domain Name System) is often referred to as the “phonebook of the internet.” It is a hierarchical naming system that translates human-readable domain names (like www.example.com)...
What is a watering hole attack and how does it work? A watering hole attack is a cyberattack strategy in which hackers compromise a website or service frequently visited by...
What is pharming? Pharming is a cyberattack technique where attackers redirect users from legitimate websites to fraudulent ones, often without their knowledge, to steal sensitive information like usernames, passwords, or...
What is a web shell? A web shell is a malicious script or program that attackers upload to a web server to gain remote control over the server and its...
What is bluesnarfing, and how does it work? Bluesnarfing is a type of cyberattack that exploits Bluetooth technology to access sensitive information stored on a device without the owner’s knowledge...
What is bluejacking, and how does it work? Bluejacking is the act of sending unsolicited messages to nearby devices using Bluetooth technology. It’s often considered a prank rather than a...
What is data exfiltration and how does it happen? Data exfiltration, also known as data theft or unauthorized data transfer, occurs when sensitive or critical information is transferred out of...
