Here’s to new
beginnings

We’re a new name in cybersecurity consulting, but our roots run deep. With over 30 years of experience, we bring together the expertise of renowned companies MWR Infosecurity, F-Secure, WithSecure, nSense, and Inverse Path. Now united under one brand.

We are Reversec, and we’re glad to have you with us. Enjoy this small token of appreciation as we continue this exciting journey together.

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Our services

All services

Advisory Consulting

Understand your real cyber risk and meet regulatory requirements with confidence. We help you prioritize the risks that matter most and translate regulatory demands into clear, actionable steps.

Advisory consulting

Resilience Development

Build your immune system and limit the impact of a cyber incident on your business; assess risk by testing your controls against likely threats, and improve the skills of your security operations team.

Resilience development

Security Assurance Testing

Optimize the security testing and development of your assets according to your business goals, risk profile, and the real-world threats targeting your organization.

Security Assurance Testing
Cata Mansikka-Aho

We are with you
through calm and chaos

Cybersecurity should not be about solving all the problems at once. It’s about solving the right problems at the right time in the right order.

We lead the way in providing offensive-driven security services to tackle your challenges. We are a global cyber security company with over 30 years of experience in protecting society and businesses from cyber threats. Our practical approach makes us easy to work with, ensuring we deliver results that exceed your expectations.

Cata Mansikka-Aho
Account Director

Contact us

10+

years of technical research and info sharing

180+

advisories released in common applications and products

o

350+

ryears of technical research and info sharing

3000

days dedicated to research and development in 2024

m

40+

security tools made available for public use within the security community

25+

talks given across local and international conferences in 2024

Meet the experts
Event Read more

Shared requirements of ISO 27001, NIS2, DORA, and NYDFS

July 10, 2025

What's new?

Take a look at our latest publications such as articles, e-books and webinar recocrdings. All of our events can be found in this category as well. 
Hope you enjoy!

A practical guide to PCI DSS compliance

August 18, 2025

Read more

Mainframe security testing: From attack paths to best practices

November 7, 2025

Read more

CISO as a Service supporting ISO/IEC 27001 certification  

June 13, 2025

Read more

What's new?

Take a look at our latest publications such as articles, e-books and webinar recocrdings. All of our events can be found in this category as well. 
Hope you enjoy!

  • Event Read more

    Shared requirements of ISO 27001, NIS2, DORA, and NYDFS

    July 10, 2025

  • Article Read more

    A practical guide to PCI DSS compliance

    August 18, 2025

  • Article Read more

    Mainframe security testing: From attack paths to best practices

    November 7, 2025

  • Article Read more

    CISO as a Service supporting ISO/IEC 27001 certification  

    June 13, 2025

Why Reversec?

Our experienced consultants help you identify relevant risks and understand their business impact. We support you with actionable intelligence on real-world threats and likely attack paths, not theory and frameworks.

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Focus 
on what counts

Our experienced consultants help you identify relevant risks and understand their business impact. We support you with actionable intelligence on real-world threats and likely attack paths, not theory and frameworks.

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Strengthen security with expertise

Our overlapping skillsets solve your most complex cyber challenges. Concrete advice and examples from our experienced consultants help organizations of all maturity levels improve their security posture.

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Maximize ROI on cybersecurity

Balance security and functionality. Ensure your cyber security approach optimizes resources and budget without compromising protection.

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Benefit from our research

Our extensive research helps predict and prevent attacks by understanding the attackers’ methods and motivations, ensuring you stay protected.

Our accreditations and certificates

NCSC
CREST
National Cyber Security Centre
PCI QSA
DNV
NCSC CREST National Cyber Security Centre PCI QSA DNV NCSC CREST National Cyber Security Centre PCI QSA DNV

Don’t be a stranger, let’s get in touch.

Whether you’re facing a cybersecurity challenge or simply looking for advice, we’re here to help. Fill out the form and one of our experts will get back to you as soon as possible.

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