Network Security Archives

Ethical Hacking: What It Is and Why It’s Important in Blue and Red Team Operations

25/04/2025 by Krypsys

In today’s hyperconnected world, where data breaches and cyberattacks dominate headlines, the demand for robust cybersecurity measures has never been greater. Ethical hacking has emerged as a cornerstone of modern cybersecurity, serving as a proactive approach to identifying vulnerabilities before malicious hackers exploit them. What Is Ethical Hacking? Ethical hacking involves authorised attempts to gain …

UPnP – Please Just Turn it Off

14/05/202129/05/2018 by Krypsys

Universal Plug ‘n’ Play, a KRYPSYS favourite hot button, has recently been identified as facilitating larger denial-of-serviceattacks. Industry researchers observed suspect traffic from UPnP implementations, while analysing a Simple Service Discovery Protocol (SSDP) amplification attack during April 2018. They spotted that while some of the attack packets were coming from familiar UDP ports, others were …

Ten Basic Network Security Recommendations

09/01/2017 by Krypsys

Krypsys experts offer advice on a daily basis to network administrators so that they can better secure their companies’