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Cyber Security Specialists

We are a UK-based cyber security company that specializes in enterprise grade services and has won numerous awards.

About Us

Sigma Cyber Security

Identifying and eradicating risk for businesses.

We built Sigma Cyber Security to help businesses overcome the risks associated with Cyber Crime. We have built a network of highly experienced cyber security professionals and have identified a portfolio of tools to protect your business to the highest levels.

What we do - Services

Advance Defence Against Constantly Evolving Threats

We are constantly evaluating the cyber security marketplace and evolving our offering to ensure the highest levels of protection both for our clients and our own business.

Emergency Threat Assessment & Recovery

If your business has been hacked, we can resolve the issue quickly.

Cyber Security Assessment Services

Infrastructure testing, penetration testing, vulnerability assessments.

Managed Detection and Response Services

We offer a comprehensive range of detection and response services.

Cyber Security Consultancy Services

A detailed range of cyber consultancy services are available through Sigma.

Cyber Essentials Certification

Secure your Cyber Essentials Certification with Sigma Cyber.

Information Assurance

ISO27001 Auditing, Gap Analysis and Certification preperation. 

Our Products

We Have Built A Range Of Cyber Security Products That Secure Your Business Effectively, Reducing Risk

We are constantly evaluating the products available in the cyber security marketplace and incorporating the very best solutions in our product range.

Network Security

Manage access to your network, detect and neutralise any arising threats as they occur.

Endpoint Security

Cover every device require for the day-to-day functioning of your business using our all-encompassing endpoint protection solution.

Database Security

Manage threats to your database and get inline with regulations with a high-quality security management product.

Security Management

Manage threats and get up to date with regulations as they evolve, with our high-quality security management product.

Application Security

Provide the ultimate defence for your mobile and web-based applications from the threats of today, ensuring a safe user experience.

Content & Data Security

Identify and filter out potentially harmful data and protect the essentials with increased control over your database.

Looking for a bespoke cyber security service?

You have come to the right place! Sigma Cyber Security evaluate your requirements, identifying where there are potential shortcomings and potential threats. We then work with our clients to implement a simple plan to achieve the higest possible levels of security.


the impact of climate change on coral reefs.

Coral reefs are among the most diverse and important ecosystems on the planet, providing a home to countless marine species and supporting the livelihoods of millions of people around the world. However, these vital ecosystems are under threat from the impacts of climate change.

One of the most significant threats facing coral reefs is ocean acidification, which is caused by the absorption of excess carbon dioxide from the atmosphere. This increased acidity makes it harder for corals to build their calcium carbonate skeletons, leading to weakened and bleached reefs. As a result, many coral reefs are experiencing mass die-offs, with some estimates suggesting that up to 90% of all coral reefs could be lost by the year 2050 if current trends continue.

In addition to ocean acidification, rising sea temperatures are also a major threat to coral reefs. When sea temperatures rise, corals expel the algae that live in their tissues, causing them to turn white in a process known as bleaching. While corals can recover from bleaching events if temperatures return to normal quickly, prolonged periods of high temperatures can lead to widespread coral mortality.

The loss of coral reefs has far-reaching consequences for both marine ecosystems and human communities. Coral reefs provide essential habitat for a wide range of marine species, from fish to sea turtles to sharks, and their destruction can have cascading effects throughout the food chain. In addition, coral reefs protect coastal communities from storm surges and erosion, meaning their loss can leave these communities vulnerable to natural disasters.

Efforts are being made to mitigate the impacts of climate change on coral reefs, including reducing carbon emissions and establishing marine protected areas. However, urgent action is needed to safeguard these vital ecosystems for future generations. Without immediate and decisive action, we risk losing one of the most important and beautiful ecosystems on Earth.

In the ever-evolving landscape of cybersecurity threats, organizations are facing increasing challenges in protecting their data and systems from cyberattacks. According to a report by

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Our team

What Our Clients Say

Listen to our clients…

Fantastic service from start to finish, Sigma Cyber delivered.
John Thompson
Fast, efficient, knowledgable, got the job done!
Robert MartinI
Tech Lead