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Cybersecurity best practices and DDoS defence strategies

Featured blog posts

4 mins read

Designing SYN Flood Mitigation for the Real Internet

Retransmission-based SYN flood mitigation—dropping the first SYN and accepting connections only on client retry—is preferred over SYN cookies because it preserves full TCP performance, eliminates reflection risks, and scales more effectively.
Donny Chong
Nexusguard
26 Feb 2026
3 mins read

From protection to accountability: a year that quietly changed cybersecurity

Outages in 2025 turned cybersecurity into accountability. Trust came from explaining, not just preventing. 2026 is about ownership.
Donny Chong
Nexusguard
02 Feb 2026
8 mins read

Seeing Inside the Kernel: How Nexusguard Uses eBPF for High-Precision Observability and Security

A practical look at how eBPF enables precise, low-overhead observability in modern security platforms
Gao Shen
Nexusguard
19 Jan 2026
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Blog

Communications Service Provider,Data Protection,Online Retailing,WAF

Ready for Holidays? Web Application Firewall for Sensitive Data Security for Online Shopping

During the traditional shopping season, shopping stores are a high-risk target and even CSPs are not dismissed as completely secure. To reduce the risk on them, they cannot rule out the use of a security service.
Nexusguard
24 Dec 2019
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2019
2019
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Communications Service Provider,DDoS Protection,Partnership,TAP

Up your game

DDoS mitigation as a service represents an attractive market for CSPs. But building out this service offering is costly and time-consuming.
Nexusguard
18 Nov 2019
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2019
2019
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Cyber Attack,Cybersecurity,DDoS,South Africa

South Africa less than ready for DDoS attacks

Without the right combination of people, processes and technology built upon the right infrastructure, the same old DDoS problem can cause a new pain to South Africa’s networks.
Nexusguard
12 Nov 2019
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2019
2019
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Botnet,DNS Attack,HTTP attacks

Who knows you better than you know yourself? Your smartphone.

Believe it or not, chances are that your smartphone has been compromised and incorporated into botnets. Our research findings reveal that DDoS attacks originated from smart connected devices are on the rise.
Nexusguard
30 Oct 2019
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2019
2019
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DDoS Protection,DNS Attack,Smart City Security,internet of things

Smart City Security and the Importance of DDoS Protection

When IoT devices are introduced across smart cities, advanced security planning must be factored into the discussions. This is especially important if cities are to ward off attacks from botnets.
Nexusguard
07 Oct 2019
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2019
2019
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DDoS,DNS Amplification,DNS Attack,DNSSEC

DNSSEC Fuels New Wave of DNS Amplification

The continued adoption of DNSSEC as a solution DNS cache poisoning is now causing a new set of problems previously underestimated. Advanced protection is a must to safeguard DNS servers.
Nexusguard
16 Sep 2019
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2019
2019
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Amplification Attack,DNS Amplification,DNS Attack,Domain Hijack

What Is A DNS Attack And Why Are They Dangerous?

It is orchestrated by an attacker exploiting the vulnerabilities in a DNS. But what exactly is a DNS you might ask?Contact Nexusguard now.
Nexusguard
08 Sep 2019
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2019
2019
DNS Protection
DNS Protection
Cyber Attack,Cybersecurity,Pentester,Practitioner

VAPT on Static Website

Certified Pentester course was designed by our practitioners. Read through the article and get to learn from the experience of our practitioners.
Nexusguard
25 Aug 2019
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2019
2019
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