Remove DNS Remove Firewall Remove Security Defenses
article thumbnail

How to Prevent DNS Attacks: DNS Security Best Practices

eSecurity Planet

Domain name service (DNS) attacks threaten every internet connection because they can deny, intercept, and hijack connections. With the internet playing an increasing role in business, securing DNS plays a critical role in both operations and security. Everything You Need to Know.

DNS 110
article thumbnail

What Is DNS Security? Everything You Need to Know

eSecurity Planet

DNS security protects the domain name system (DNS) from attackers seeking to reroute traffic to malicious sites. Since a majority of business IT traffic now accesses or passes through the internet, DNS plays an increasingly important — and vulnerable — role.

DNS 103
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

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?

article thumbnail

The Pivotal Role Protective DNS Plays In Cyber Defense

Security Boulevard

Businesses need to know that pure prevention is in the past and, instead, automatically assume compromised security. Defense in depth and operational resiliency are the future for organizations that want to survive in the new world of cyber threats. But Wait, What Is Protective DNS? For some, it seems like a technical term.

DNS 64
article thumbnail

What Is Stateful Inspection in Network Security? Ultimate Guide

eSecurity Planet

Stateful inspection is a firewall feature that filters data packets based on the context of previous data packets. This important feature uses header information from established communication connections to improve overall security. Table of Contents Toggle How Does Stateful Inspection Work? Stateless protocols (UDP, HTTP, etc.)

article thumbnail

Network Security Architecture: Best Practices & Tools

eSecurity Planet

Server: Provides powerful computing and storage in local, cloud, and data center networks to run services (Active Directory, DNS, email, databases, apps). Next-generation firewalls (NGFWs): Improve the general security of a firewall with advanced packet analysis capabilities to block malware and known-malicious sites.

article thumbnail

What Is an Application Level Gateway? How ALGs Work

eSecurity Planet

An application gateway, also known as an application level gateway (ALG), functions as a critical firewall proxy for network security. Its filtering capability ensures that only certain network application data is transmitted, which has an impact on the security of protocols including FTP, Telnet, RTSP, and BitTorrent.