Validating and Strengthening Security Across a Global Maritime Operation

From internal investment to continuous risk reduction

Customer quote

“Working with River Security gives us an external validation of the security work we’ve invested in over time. Their continuous testing and detailed feedback make it clear where we are doing well and where we need to improve. It’s both reassuring and highly actionable.”

Terje Engebretsen, IT Manager, Sea1 Offshore

Terje Engebretsen

From Investment to Continuous Insight

After significant investments in cybersecurity over several years, Sea1 wanted an independent and continuous way to validate and strengthen their external security posture in practice.

Through River Security’s Active Focus service, they gained ongoing visibility into their external attack surface and a structured way to continuously identify and address risk as it evolves.

The onboarding was fast and largely “silent”, requiring minimal time and resources from internal teams while delivering immediate value.

Validation Combined with Active Risk Discovery

Continuous testing confirms that much of Sea1’s security work is delivering strong results, while also actively uncovering targeted areas for improvement.

This includes identifying legacy exposures and vulnerabilities in third-party components, highlighting risks that would otherwise remain difficult to detect.

By combining automation, AI, and human expertise, River Security is able to continuously surface relevant and actionable findings, ensuring that real risks are identified early.

The result is not only reassurance, but a steady stream of insight that strengthens security over time.

From Insight to Action

A key strength of the collaboration is how insight is translated into action.

Sea1 demonstrates strong ownership of security, with findings quickly reviewed, prioritized, and resolved. This creates a continuous cycle where external exposures are identified and addressed as part of normal operations.

The approach ensures that issues are handled efficiently and do not remain unnoticed over time.

A Focused and Trusted Security Partner

Sea1 values River Security’s role as a specialized security partner, with a clear focus on what is delivered and what is not.

This transparency, combined with short feedback loops and direct access to expertise, creates a practical and efficient collaboration focused on real risk reduction.

How River Security Supports Sea1 Offshore

Continuous attack surface monitoring and testing
Clear prioritization through Active Focus
Identification of legacy and third-party vulnerabilities
Continuous validation and active risk discovery
Fast feedback through automation, AI, and human expertise
Minimal onboarding effort and fast time to value

Key Takeaways

  • Strong internal security is continuously validated and strengthened
  • Legacy and third-party exposures are identified and addressed
  • Continuous discovery ensures that real risks are surfaced early
  • Fast time to value through seamless onboarding
  • A focused and specialized approach drives practical risk reduction

Facts

Sea1 Offshore is a global leading vessel provider to the offshore oil, gas and renewable industry headquartered in Kristiansand, Norway, with key offices in Brazil, Australia and Canada.

Sea1

Founded: 2005

HQ: Kristiansand, Norway

Employees: 1000+

Revenue: $271.55M (USD)

Presence: Norway, Brazil, Australia and Canada

Industry: Shipping

“Sea1 Offshore demonstrates strong control over their attack surface, reflecting the investments they’ve made in security over time. Our role is to stay focused on continuously identifying relevant external risk, while validating what works. By combining automation, AI, and human expertise, we ensure that new exposures are discovered early and handled effectively.”

Cato Stensland, OSOC Lead, River Security