5,993 Results for:Protocol

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What's the difference between GRE and IPsec tunnels?

By Terry Slattery 21 Jul 2020

IPsec provides more comprehensive security for IP tunneling, while GRE tunnels work well when network teams need to tunnel with multiple protocols or multicast. Read More

We talk a lot about access and authentication, but what about revoking user access?

By Kyle Johnson 07 May 2019

Google hopes to make it easier with their proposed Continuous Access Evaluation Protocol. Read More

Stateful vs. stateless firewalls: Understanding the differences

By Michael Cobb 18 Apr 2024

Stateful firewalls are the norm in most networks, but there are still times where a stateless firewall fits the bill. Learn how these firewalls work and what approach might be best. Read More

Bitcoin halving explained: Everything you need to know

By Sean Michael Kerner 24 Apr 2024

Since its 2009 inception, bitcoin surged from $0 to a peak of $69,000 in Nov. 2021. To control supply, a halving event happens to limit mining rewards and slow bitcoin creation. Read More

Swedish company first to use STMicroelectronics chips

By Pat Brans 15 Apr 2024

Powerful new processors help power next-generation industrial human machine interfaces, starting in the Nordics Read More

CIO interview: Sarah Wilkinson, NHS Digital

By Cliff Saran 06 Mar 2020

NHS Digital has been racing to ensure the systems and protocols are in place to prepare the health service for the coronavirus. We speak to its CEO about the preparations Read More

Bulk sender authentication: More vital than ever

26 Jan 2024

With new guidelines from Google and Yahoo governing bulk emails coming into force in February 2024, here's what you need to know to keep your sales and marketing lists compliant Read More

How to prevent and recover from server failure

By Jacob Roundy 02 Jun 2020

Hardware, software and facility issues can lead to server failure. With the right protocol and preventive maintenance, you can reduce failure amount and troubleshoot time. Read More

A network compliance checklist for remote work

By Paul Kirvan 20 Feb 2024

This network compliance checklist for remote work provides best practices on establishing remote policies and procedures, help desk support and data backup, among other steps. Read More

5 top OT threats and security challenges

By Karen Scarfone 04 Apr 2024

Securing operational technology is particularly critical but also especially challenging. Consider these top OT threats and how to manage them. Read More