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
network access control (NAC)

Network access control (NAC), also called network admission control, is a method to bolster the security, visibility and access management of a proprietary network. Continue Reading
Snort

Snort is an open source network intrusion detection system (NIDS) created by Sourcefire founder and former CTO Martin Roesch. 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
SASE options for the branch of one -- work from anywhere

More than ever, enterprises need to support individual employees that make up a branch of one. These setups require reliable connectivity, application performance and security. Continue Reading

Learn to apply best practices and optimize your operations.

Best practices for VPN traffic monitoring

VPNs are still a critical part of many enterprise remote access strategies. Networks teams that monitor VPN traffic should look at factors like application usage and overhead. Continue Reading
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

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

Troubleshooting a DHCP server failure

DHCP errors often result from DHCP server failure, a lack of available IP addresses and network failure. But troubleshooting steps vary depending on the error symptoms and causes. Continue Reading
5 common SD-WAN challenges and how to prepare for them

SD-WAN technology has its fair share of risk factors, some of which include cost reduction and management. Find out how your IT team can prepare for these challenges. Continue Reading
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