Enterprise network security

Network security hardening is a critical aspect of enterprise cyber-defense. Here you'll find network security hardening information for several areas such as network architecture, software and policies, VPNs, device management, network prevention and intrusion detection and wireless security.

February 04, 2021 04 Feb'21
Arista launches zero-trust security with a Forescout option

Arista's zero-trust security framework segments devices into groups and sets policies for network access. Forescout integration is available for dynamic device identification.
June 18, 2019 18 Jun'19
DH2i's DxConnect brings zero-trust connectivity to networks

DH2i's zero-trust architecture software, DxConnect, will address common security issues and bring microtunnel development, discreet invisibility, an open API and more.
May 24, 2019 24 May'19
Cisco vulnerability fix for thrangrycat carries risks

The Cisco vulnerability fix for thrangrycat could make affected hardware unusable. But the vendor said its ready to replace products, if needed.
December 17, 2018 17 Dec'18
A recap of notable 2018 networking trends and news

Before the final days of 2018 fade into history like so last-generation 4G, spend some time reviewing the news and trends that graced the networking industry this year.

Bring yourself up to speed with our introductory content

dynamic multipoint VPN (DMVPN)

A dynamic multipoint virtual private network (DMVPN) is a secure network that exchanges data between sites/routers without passing traffic through an organization's virtual private network (VPN) server or router located at its headquarters. Continue Reading
Snort

Snort is an open source network intrusion detection system (NIDS) created by Sourcefire founder and former CTO Martin Roesch. Continue Reading
12 official practice questions for the CCNA 200-301 exam

These practice questions for CCNA 200-301 lay out what readers need to know about network security and IP routing in the LAN, from 'CCNA 200-301 Official Cert Guide, Volumes 1 and 2.' Continue Reading

Weigh the pros and cons of technologies, products and projects you are considering.

Enterprises look to formalize WFH network architecture

As work-from-home programs prove they're here to stay, enterprise network teams are assessing their network designs to ensure adequate support and performance for home offices. Continue Reading
How to pick the best network security service provider

Managed security service providers have different levels of expertise. Be sure to match your organization's security needs with the right network security provider. Continue Reading
Choosing ZTNA vendors amid zero-trust confusion

In the era of cloud and COVID-19, analysts say ZTNA vendors offer a more secure remote access model than the legacy VPN. Here's how the technology works. Continue Reading

Learn to apply best practices and optimize your operations.

5 basic steps for effective cloud network security

In hybrid infrastructures, old network security systems won't work. Enterprises must adopt effective cloud network security strategies to keep their assets safe. Continue Reading
7 steps for a network and IT security foundation

Enterprises should make it a habit to review their IT security systems, following steps that include network segmentation, multifactor authentication and security education. Continue Reading
How to secure remote access for WFH employees in 4 steps

The global pandemic caused mayhem on network security environments. Enterprises need to bring rigor back to their systems and tighten security for remote workers. Continue Reading

We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.

8 remote access security risks and how to prevent them

Enterprises face myriad remote access security concerns, but training and clear communication can help them bolster their security programs for the long term. Continue Reading
10 network security tips in response to the SolarWinds hack

From perimeter protection to persistent patching, enterprises should regularly review, update and test their network security plans, especially in response to the SolarWinds hack. Continue Reading
3 ways to prevent DDoS attacks on networks

DDoS attacks on networks can result in devastating and expensive damage for organizations. Learn three ways to prevent and respond to DDoS attacks to keep company networks secure. Continue Reading