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 network traffic based on preset security rules.
What Is a Firewall? - 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. Firewalls have been a first line of defense in network security for over 25 years.
Cisco Secure Firewall
Safeguard your organization from encrypted and zero-day threats. Harmonize your hybrid and multicloud security with Cisco’s AI/ML-driven firewalls, recognized by The Forrester Wave as an industry leader.
What Is a Next-Generation Firewall? - 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 NGFW, provides additional network security features over a traditional firewall.
Cisco Secure Firewall Device Manager Configuration Guide, …
2023年8月14日 · This guide explains how to configure threat defense using the Secure Firewall Device Manager (formerly Firepower Device Manager) web-based configuration interface included on the threat defense devices.
Cisco Firepower 1000 Series Firewall
Cisco Firepower 1000 Series firewalls protect small and medium businesses (SMB) with performance, deep visibility, and control to detect and stop threats fast.
Cisco Firewall Best Practices
Cisco Firewalls as Security Devices. Cisco firewalls provide advanced stateful firewall and VPN concentrator functionality in one device. In addition, some models offer an integrated intrusion prevention system (IPS) module or an integrated content security and control (CSC) module.
Secure Firewall 3100 Threat Defense Getting Started: Management …
2024年10月21日 · Obtain a console adapter—The Secure Firewall 3100 ships with a DB-9 to RJ-45 serial cable, so you may need to buy a third party DB-9-to-USB serial cable to make the connection. Install SFPs into ports Ethernet 1/9 and higher.
Secure Firewall 3100 Threat Defense Getting Started: Device …
2024年10月21日 · Manage a firewall using the local Secure Firewall device manager. Cable the Firewall; Power On the Firewall; Which Application is Installed: Threat Defense or ASA? Access the Threat Defense CLI; Check the Version and Reimage (Optional) Change Management Network Settings at the CLI; Obtain Licenses
Register the Firewall with the Management Center - Cisco
2024年10月21日 · Add the Firewall to the Management Center Using Zero-Touch Provisioning. Zero-Touch Provisioning lets you register devices to the management center by serial number without having to perform any initial setup on the device.