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What Is a Next-Generation Firewall?

eSecurity Planet

A next generation firewall (NGFW) performs deep packet inspection to check the contents of the data flowing through the firewall. Unlike more basic firewalls that only check the header of data packets, NGFWs examine and evaluate the payload data within the packet. Internet 2. Who Needs a Next-Gen Firewall?

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What Are Firewall Rules? Ultimate Guide & Best Practices

eSecurity Planet

Firewall rules are preconfigured, logical computing controls that give a firewall instructions for permitting and blocking network traffic. They help IT and security teams manage the traffic that flows to and from their private network. Order of Firewall Rules Firewall rules are typically followed in order of restrictiveness.

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What Is a Host-Based Firewall? Definition & When to Use

eSecurity Planet

A host-based firewall is installed directly on individual networked devices to filter network traffic on a single device by inspecting both incoming and outgoing data. Its goal is to establish a uniform security posture throughout the network and improve endpoint security by creating a protective barrier at the individual computer level.

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VulnRecap 1/16/24 – Major Firewall Issues Persist

eSecurity Planet

Keep an eye out for security announcements from your firewall vendors; it’s possible additional similar vulnerabilities will come to light. The problem: Juniper Networks released a bulletin about a remote code execution vulnerability in its SRX firewalls and EX switches. This vulnerability is tracked as CVE-2024-21591.

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What Is Firewall-as-a-Service? FWaaS Ultimate Guide

eSecurity Planet

Firewall-as-a-Service (FWaaS) offers firewall capabilities as a cloud-based service. Traditional firewalls protect the network perimeter, enforcing security standards by regulating incoming and outgoing traffic according to rules and traffic analysis.

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What Is a Firewall Policy? Steps, Examples & Free Template

eSecurity Planet

A firewall policy is a set of rules and standards designed to control network traffic between an organization’s internal network and the internet. It aims to prevent unauthorized access, manage data movement, and guard against potential security threats. Click to download What Are the Components of Firewall Policies?

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How to Block a Program in a Firewall (Windows & Mac)

eSecurity Planet

Blocking a program in a firewall is a security measure that protects systems from unwanted access. This process monitors resource consumption, limits internet access, blocks inbound access from malicious sources, and prevents outbound access from installed apps.