Tim Keary

Tim Keary

Network Security and Administration Expert

Tim writes extensively on network administration topics helping businesses and entrepreneurs to keep their data and assets protected. He was previously the cybersecurity editor at VentureBeat and has been freelance since 2017.

Articles by Tim
Nessus vs OpenVAS
If you’re in the market for a vulnerability scanner, then Nessus and OpenVAS are two names you’ll hear about regularly. In this article, we’re going to compare Nessus vs OpenVAS to find out which is best.
By Tim Keary in Net Admin on December 12, 2024
The Best Splunk Alternatives
While Splunk is an excellent tool, there are plenty of other viable alternatives to choose from. We show you the best alternatives to Splunk.
By Tim Keary in Net Admin on July 8, 2024
What are some Common SNMP vulnerabilities and how do you protect your network?
In this article we look at some of the most common SNMP vulnerabilties. We include a brief overview of how to scan for SNMP vulnerabilities which you can follow along step-by-step.
By Tim Keary in Net Admin on November 20, 2024
The Best NGINX Monitoring Tools
Monitoring NGINX can be complicated if you don’t have the right tools due to a lack of transparency. Thankfully there are many application monitoring solutions on the market equipped to monitor NGINX performance.
By Tim Keary in Net Admin on August 5, 2026
The Best Dynamic DNS Providers
Explore our comprehensive reviews of the best Dynamic DNS providers on the market, complete with links to free trials and downloads.
By Tim Keary in Net Admin on May 7, 2026
How to Perform a Network Virus Scan
Running regular network security scans is a must for keeping your network protected. Follow our step-by-step guide on how to perform a virus scan on your network.
By Tim Keary in Net Admin on December 9, 2025
The Best Next-Gen Firewalls (NGFW)
As cybercriminals become more adept at side-stepping traditional firewalls, next-gen firewalls have become an essential cybersecurity tool. They provide organizations with better visibility, control, and protection against evolving cyber threats in today's complex network environments.
By Tim Keary in Net Admin on August 6, 2026
How to Secure Microsoft Azure
We look at some Microsoft Azure best practices you can implement to secure your cloud resources and some top Azure monitoring tools.
By Tim Keary in Net Admin on September 8, 2025
The Best Security Analytics Software
Detecting cyber attacks isn’t just configuring some alerts and responding. In this article, we’re going to look at the eight best security analytics software.
By Tim Keary in Net Admin on June 27, 2024
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