Olivia Martainz

Olivia Martainz

Security Consultant

Olivia Martainz helps organizations compile comprehensive enterprise security protocols. She shares his expertise with a global audience and provides real-world examples to help readers better understand the complexities of cybersecurity. Olivia covers endpoint detection and response solutions, zero-trust security principles, and emerging threats in enterprise security. 

Security How Does the NIS 2 Directive Strengthen EU Cybersecurity?

With the surge in cyber-attacks targeting critical sectors, questions on the robustness of the European Union's cybersecurity framework have never been more relevant. The situation forces us to ponder: Is the current state of cybersecurity in the EU truly capable of safeguarding vital

How Does the NIS 2 Directive Strengthen EU Cybersecurity?
Security How Long Did Weaver Ant Infiltrate an Asian Telco Network?

The cyber landscape has seen a sustained increase in sophisticated attacks by state-sponsored groups, with significant implications for national security and digital integrity. One striking example is the recently uncovered prolonged cyber espionage operation conducted by the Chinese Advanced

How Long Did Weaver Ant Infiltrate an Asian Telco Network?
Security Top 10 Open-Source Tools Every Blue Team Should Know

As the cybersecurity landscape continues to evolve with the increasing sophistication and frequency of cyber threats, blue teams are becoming more critical in safeguarding the digital infrastructure of organizations. These defenders are tasked with protecting systems, ensuring compliance,

Top 10 Open-Source Tools Every Blue Team Should Know
Security Is Your ICS VPN Vulnerable to China-Linked Cyber Attacks?

The recent discovery of a critical security vulnerability in Ivanti Connect Secure (ICS) VPN appliances, identified as CVE-2025-22457, has sent ripples through cybersecurity communities worldwide. This flaw, linked to a suspected China-backed cyberespionage group known as UNC5221, has led to an

Is Your ICS VPN Vulnerable to China-Linked Cyber Attacks?
Security Crypto Hacks Surge in 2025: $2B Lost to Sophisticated Attacks

The first quarter of the year has seen a dramatic increase in cryptocurrency hacks, now adding up to a staggering $2 billion in financial losses. These attacks are becoming more sophisticated, with the majority of the losses, $1.63 billion, linked to vulnerabilities in access control systems. A

Crypto Hacks Surge in 2025: $2B Lost to Sophisticated Attacks
Security Could Cybersecurity Breach on UK Rail Wi-Fi Undermine Public Trust?

In recent events, the cybersecurity landscape faced significant turbulence following an alarming breach on Network Rail's public Wi-Fi services across major UK railway stations. The incident, spearheaded by a 36-year-old man named John Andreas Wik from Bromley, involved unauthorized access to

Could Cybersecurity Breach on UK Rail Wi-Fi Undermine Public Trust?
Security Enhancing Cyber Resilience with Zero-Trust Security Frameworks

In today's hyper-connected world, protecting sensitive information and maintaining robust cybersecurity measures is more critical than ever. Cybersecurity has rapidly become a top priority for organizations across industries as cyber threats continue to evolve and increase in sophistication.

Enhancing Cyber Resilience with Zero-Trust Security Frameworks
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