Top 15 Network Security Websites

March 12, 2018

Network security covers many different areas, including access control, malware protection, Firewall as a Service technology, VPN, mobile device security, and web security. Keeping up with all of these different responsibilities means that networking professionals have no choice but to bookmark a reading list of network security websites to educate themselves on an ongoing basis. Below, we’ve listed 15 of the best network security sites that will help to keep networking professionals informed.


Established in 1989, Sans Institute specializes in information security, cybersecurity training, and certification in over 90 cities across the globe. Their website offers a large repository of resource material on network security. They offer an interesting course which gives an in-depth look at intrusion detection and provide whitepapers on network security. Of particular interest is “Enhance your investigations using network data”.

2. Center for Internet Security

CIS is a forward-thinking nonprofit with a mission to “identify, develop, validate, promote, and sustain best practice solutions for cyber defense and build and lead communities to enable an environment of trust in cyberspace”.

The resources section of the site offers a wide-range of materials including whitepapers, blogs, and webinars. One recent blog post raises the question of patching and whether last years’ malware attacks means that IT officials are finally paying the price for the “ship it and fix it later” culture.

3. Help Net Security

Help Net Security covers technical security challenges and management concerns. Contributors include an impressive roster of industry leaders who discuss everything from GDPR compliance to new strains of malware.

Make sure to check out their whitepaper archives for more in depth content.

4. The Register

The Register is a widely read British technology news and opinion website with a prominent section on security. Known for its opinionated and sometimes controversial opinion pieces, The Register offers networking professionals a valuable collection of interesting content written by industry peers.

5. ESJ

Enterprise Systems Journal (ESJ) offers business and technology information for networking professionals. The magazine covers all aspects of infrastructure and networking but also publishes in-depth content on security issues. For example, a recent article reviewed cloud security research and found that an astounding 82% of public cloud databases were unencrypted.

6. Hackaday

Not a network security blog per se, Hackaday nonetheless deserves a special mention. This cheeky website is all about the community built around the idea of hacking, which is defined as “an art form that uses something in a way in which it was not originally intended.”

The website gathers hacking stories from around the internet that are primarily intended for entertainment.

7. Dark Reading

Dark Reading is one of the most respected online magazines for security professionals, offering both news as well as in-depth opinion pieces on the latest developments within the industry. It has some excellent articles to keep you ‘in the know’ by offering the latest information in cybersecurity management. A great example is this recent article on deception-based approaches to cyber attack mitigation.

8. Infosecurity Magazine

Infosecurity Magazine is the go-to resource for the latest news on all subjects related to  enterprise cybersecurity. It also has a section focusing specifically on network security, which includes discussions on issues such as access rights, intrusion detection, and wireless security. One interesting recent article worth reading looks at the use of secure authentication.

9. Computer World/Network Security

Computer World is a tech magazine that covers networking industry news. It also has a dedicated area for network security that is worth bookmarking. Accessible tutorials such as the “An introduction to 6 types of VPN software” and “The Shift to SD-WAN Research Study” offer useful guidance for those looking for hands-on advice.

10. CSOOnline/Network Security

CSOOnline offers views and advisories written by security experts across the globe. It has a number of very useful articles including, “Security at Scale: How to build a fast and secure network” and “Improve Malware Detection with Supervised Machine Learning”.

11. SC Magazine

SC Magazine writes about security issues, offering in depth guides, white papers, and security related breaking news. Feature reviews this year include endpoint security products, ransomware management programs, and cloud security providers. The magazine also runs annual awards for organizations who have applied innovative solutions to security issues. The network security section has some excellent educational videos and whitepapers including a recent one which looks at next generation firewalls.

12. Security Magazine

Security Magazine looks at security issues from the point of view of C-level management. The column ‘Security Talk’ offers an insight into what issues are facing C-level executives within your organization. The magazine has many articles specifically addressing network security issues, such as “Securing a Moving Target: The Network Perimeter “ which looks at the ‘software-defined’ perimeter.

13. Data Breach Today

Data Breach Today offers a wealth of information on security, from training and compliance guides to industry events and latest news. Data Breach Today offers an extensive section on network and perimeter security issues, including webinars and whitepapers. One interesting webinar looks at how enterprises are investing in bug bounty competitions to find network vulnerabilities.

14. Infosec Institute Resources

The Infosec Institute is a security training and awareness organization that has built a  massive digital library of freely available cybersecurity literature. Some of their helpful resources include “Managing Wireless Network Security“ and “Network Security Policy.”

15. Cato Networks Blog

Cato Networks specialize in secure Software Defined WAN (SD-WAN). The Cato Networks blog ranked number 47 in the Feedspot top 100 computer networking blogs for network engineers. The blog offers regular commentary and insights on networking and network security. Posts such as “Firewall Busting: A New Approach To Scaling Firewalls” and “4 Ways To Secure Your Cloud Datacenter” offer detailed information about varied aspects of network security.

Can you think of any other resource that should be on this list? Follow us on Twitter and let us know!

Dave Greenfield

Dave Greenfield

Dave Greenfield is a veteran of IT industry. He’s spent more than 20 years as an award-winning journalist and independent technology consultant. Today, he serves as a secure networking evangelist for Cato Networks.