On-premises firewalls
On-premises firewalls are hardware or software-based security systems deployed locally within an organization's network infrastructure to monitor, filter, and control incoming and outgoing network traffic based on predetermined security rules. They serve as a barrier between trusted internal…
Key facts
- First appeared
- 1987
- Category
- technology
- Problem solved
- Protecting internal networks from unauthorized external access and malicious traffic by inspecting and filtering packets at the network perimeter, addressing the vulnerabilities exposed by the early internet's connectivity.
- Platforms
- Linux/Unix servers, custom hardware with ASICs, Windows servers, dedicated appliances (Cisco PIX/ASA, Netscreen, Palo Alto)
Related technologies
Notable users
- Fortinet
- Palo Alto Networks
- enterprise data centers
- Cisco
- Check Point