Holibox was founded in 2021 by Viktor Ostergren and a team of security experts who recognized the growing need for robust internet security solutions for businesses and organizations.

With a dedication to
providing top-notch protection for their clients, they have earned a reputation as a trusted and reliable partner in the world of internet security. Over the years, Holibox has continuously adapted and evolved to stay ahead of the ever-changing landscape of cyber threats.

From humble beginnings, they have grown to become a leading player in the industry, serving clients worldwide with their advanced technological solutions and exceptional customer service. Holibox is proud of their history and looks forward to continuing to innovate and protect their clients for many years to come. Click the button below to visit Holibox.net

REVIEWS

"Viktor's expertise in software development and penetration testing has been invaluable. His guidance helped us strengthen security measures and stay ahead of threats. Highly recommended for anyone looking to bolster their cybersecurity defenses. The events foster learning and growth, significantly impacting career development. I look forward to attending more for continued professional advancement and success."

"Attending Viktor's event was a pleasure. Networking with cybersecurity professionals provided invaluable insights, ideas, and connections that advanced my expertise. The event fostered learning and growth, significantly impacting my career development. I look forward to more such events for continued career advancement and success."

"Working with Viktor has transformed our company. His cybersecurity expertise significantly improved our digital resilience. We couldn't be happier with the results. His events foster growth, networking, and collaboration among professionals, providing a platform for career development. I'm grateful for the insights and connections gained and look forward to attending more events for continued professional advancement and success."

"Viktor's passion for cybersecurity is contagious. His dedication to innovation in the field is truly inspiring. Learning from him has been an invaluable opportunity that significantly advanced my expertise. His events foster growth, networking, and collaboration among professionals, providing a platform for career development. I'm grateful for the insights and connections gained and look forward to attending more events for continued professional advancement and success."

Explore Viktor Ostergrens
Expertise in Penetration Testing and Preemptive Hacking

Where security and innovation converge, I, Viktor Ostergren, blend my expertise in software development and penetration testing to build and defend digital fortresses. As a dedicated pentester, I stay ahead of the curve by proactively identifying and mitigating vulnerabilities before malicious actors can exploit them. My primary focus is on Holibox.net, where I lead the charge in strengthening digital defenses.

Online Education
Using Kali Linux as the basis for advanced penetration testing.