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Like stealing (Cisco) ISE-cream from a kid – Weaponizing a CVE
[Editors Note: Raymond Strandheim is a principal pentester, and I asked him to share with us how he managed to weaponize a new vulnerability from Cisco into a working exploit...
From Norway to Sweden – with Europe in sight
Jens Dahlkvist (Country Manager Sweden, left) and Andreas Claesson (Principal Penetration Tester, right) With local leadership and senior expertise, we’re ready to meet the Swedish market River Security continues its...
Sikkerhetsfestivalen 2025: Reflections and the Road Ahead for Cybersecurity
Introduction What a festival. Sikkerhetsfestivalen 2025 – my first, and definitely not my last. The organizers and the city of Lillehammer brought together some of the sharpest companies and minds...
Welcoming Andreas Claesson – Principal Penetration Tester
We’re excited to welcome Andreas Claesson as our new Principal Penetration Tester at River Security. Andreas joined us on October 1st, bringing with him years of experience in offensive security...
Welcoming Mats Herman Heggelund – Penetration Tester
We’re excited to welcome Mats Herman Heggelund as our new Penetration Tester at River Security. Mats joined us in September and is already proving himself as a strong addition to...
Three Years of Building the Unbuildable
It’s been three years since I jumped head-first into building the backend systems behind River Security’s ActiveFocus platform, the engine our penetration testers rely on to continuously identify, surface, and...
Mastering the CWEE: How Three River Security Experts Took on One of the Toughest Web Exploitation Challenges
At River Security, we believe that pushing boundaries is the only way to stay ahead in cybersecurity. Recently, three of our team members, Markus, Simen and Eirik, proved this in a big way by...
Welcoming Raymond Strandheim – Principal Penetration Tester
We’re so excited and extremely happy to welcome Raymond Strandheim as our new Principal Penetration Tester at River Security. With over 18 years of experience in cybersecurity consulting and a...
Six Months at River Security – Building Something Different, Together
When I joined River Security in January 2025, I knew I was stepping into something unique. The company wasn’t just doing cyber security. It was challenging it. River had already made a...
Built from Within: How Simen and Richard Grew into Senior Roles at River Security
From Junior to Senior: Simen Bai and Richard Beunk Take the Next Step At River Security, one of our guiding principles is investing in people, not just hiring for skill,...
