Network World

Stateful Packet-Filtering and the Cisco PIX Appliance

Dynamic packet-filtering firewalls, the fourth generation firewall technology, are also referred to more specifically as “stateful firewalls”. Stateful firewalls represent the most versatile firewall ...
Network World

Filtering dos and don’ts

Filters can permit or deny virtually any kind of traffic – up to a point. Here are some basic dos and don’ts for filter usage. Filters can permit or deny virtually any kind of traffic – up to a point.
Tennessean

Intrusion Launches Shield Stratus: Cloud-Native Packet Filtering That Doesn’t Play Nice With Bad Traffic

PLANO, TEXAS / ACCESS Newswire / December 10, 2025 / Intrusion Inc. (NASDAQ:INTZ) (“Intrusion” or the “Company”), a leader in cyberattack prevention solutions, announced today the general availability ...
Yahoo Finance

APCON’s Network Security Appliance Combines Network Visibility, Packet Capture, and Users’ Preferred Security Applications

IntellaStore® IV, APCON’s new network security appliance, offers the on‑box APCON Intelligent Processor (AIp) to run the user’s choice of security applications including APCON’s own ThreatGuard ...
TechRepublic

A Mechanism to Achieve Network Security Through IP Packet Filtering

In Gist the authors are in era of Networks and a Network cannot be imagined without DTE, DSE, and DCE’s. Data Terminal Equipments (DTE) is devices that are responsible for inter-domain connectivity.
ZDNet

Netfilter and iptables: Stateful firewalling for Linux

When deciding on a firewall implementation, most Unix-savvy administrators have usually chosen to use ipfilter on OpenBSD for their combination of capabilities and stability, as the capabilities of ...