
What Is a Firewall? - Cisco
A firewall is a network security device that separates a trusted internal network from an external network deemed untrustworthy, such as the internet. It regulates incoming and outgoing …
What Is Network Security? - Cisco
A firewall is a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules.
What Is a Next-Generation Firewall (NGFW)? - Cisco
A next-generation firewall protects your business by monitoring network traffic using a defined set of security rules that either block or allow traffic onto the network. A next-generation firewall, or …
Cisco Secure Workload and Secure Firewall White Paper
May 15, 2024 · The Rapid Threat Containment use case between Secure Workload and Secure Firewall enables network security and network operators to quickly identify and quarantine …
What is network security - Cisco
4 days ago · Firewalls put up a barrier between your trusted internal network and untrusted outside networks, such as the Internet. They use a set of defined rules to allow or block traffic.
What Is A Web Application Firewall (WAF)? - Cisco
Web application firewalls (WAFs) are a critical security defense for websites, mobile applications, and APIs. They monitor, filter, and block data packets to and from web applications, protecting …
What is Operational Technology (OT) Security? - Cisco
Learn about operational technology (OT) security and how it helps to protect industrial control systems (ICS) and critical infrastructures against cyberthreats.
What Is Encryption? Explanation and Types - Cisco
Encryption is the process of converting or scrambling data and information into an unreadable, encoded version that can only be read with authorized access. Encryption is a widely used …
What Is Malware? - Definition and Examples - Cisco
Malware is developed as harmful software that invades or corrupts your computer network. The goal of malware is to cause havoc and steal information or resources for monetary gain or …
What Is Network Access Control (NAC)? - Cisco
Network access control, or NAC, solutions support network visibility and access management through policy enforcement on devices and users of corporate networks.