Qualysec

Cybersecurity Companies

Cyber Security Companies in London
Cyber security

Top 20 cyber security companies in London, 2025

Cybersecurity is one of the most hotly contested topic in today’s time. Each and every industry in the market are adapting the cybersecurity as a strong base to make their functions more robust. As much every corner of the globe requires cybersecurity, here we come up with the top 20 cyber security companies in London seeing the year 2025! The Top 20 Cyber security Companies In London 2025! 1. Qualysec Qualysec Technologies, a top cybersecurity organization founded in 2020, has rapidly expanded to emerge as among the largest and most renowned in the field of cybersecurity in London. The company is a major cybersecurity firm due to its unique expertise and expertise in secure monitoring techniques. Qualysec professionals can help find flaws that could be leveraged by hackers. Following, identifying these flaws, Qualysec works with the organization to develop a strategy to address them and improve the company’s security in basic compliance. Amongst the many functionalities, the firm also offers:   Talk to our Cybersecurity Expert to discuss your specific needs and how we can help your business. Schedule a Call 2. First Response Leading cybersecurity consulting firm First Response provides an extensive variety of amenities to shield European companies and organizations from online attacks. They are skilled in online forensics and crisis management, looking into and handling hacking attempts, online attacks, and different risks.   To further guarantee the safety of the customer’s systems and private data, they also offer solutions like risk assessments, penetration testing, and regulatory consultation. The organization employs subject-matter specialists who remain on call around the clock to help customers. 3. ITCSecure London, UK-based ITC Secure is a top cybersecurity company with an advising focus. To protect infrastructure, systems, and confidential information from cyber crimes, they offer safety consultation, penetration testing, incident response, and managing compliance.  The professionals on the organization’s staff have a wealth of cybersecurity expertise. By instruction and research, they are committed to assisting organizations in staying up to date on the most recent dangers and optimal procedures. ITC Secure, which has an image for providing outstanding solutions and an unwavering emphasis on client satisfaction, combines the brightest brains in safety and cutting-edge technology to support company success. They also have ISO 27001 and CREST certifications, which guarantee that operations meet the requirements of the sector 4. Urban Network Established in 2002, London-based Urban Network is a supplier of professional information technology services. They deliver a variety of cyber security solutions that are customized to meet the specific requirements of every customer, such as incident response, penetration testing, cyber-attack data, and security evaluations. They have joined up with leading IT companies to provide fully-managed support for any need and are dedicated to creating distinctive approaches that satisfy the unique requirements of every customer.  To keep on the forefront of the IT industry and guarantee that customers remain safe from the newest threats from hackers, the business’s employees receive regular instruction. 5. Crossword Cybersecurity London-based Crossword Cybersecurity is the best cyber security service provider that specializes in offering an extensive variety of services for companies of every size. Companies use a mix of individuals, processes, and equipment to guarantee the greatest level of safety since they recognize how important it is to secure organizations. A comprehensive security measure is offered by the business’s skilled advisory staff, management services, and SaaS products. In order to integrate the most the most recent findings into its goods and services, Crossword works with top UK universities. The strategy and risk control, the protection of supply chains, malware detection and its reaction, and managing digital identities are just a few of the security domains in which the company specializes. 6. Sophos Founded in 1986, Sophos is a multinational technology company that specializes in offering cyber threats and complete safety measures to shield companies and organizations from online dangers. Complete from start to finish protection, identification of malware and elimination, information safety tracking and leadership, software elimination and safety, proactive attack reply, web-based antivirus programs, private clouds, and anti-intrusion systems are just a few of the many services that the organization provides. In order to remain aware of possible attacks and protect the information of its customers data, Sophos is also renowned for its proficiency in immediate tracking of hackers to be risks, or cyberattacks that weren’t seen previously. 7. Fortinet Having a worldwide network and a track record for being one of the biggest cybersecurity assessment suppliers worldwide, Fortinet is a top supplier of cyberspace safety goods and services. The Fortinet FortiGate firewall, FortiWiFi wireless protection, and Fortinet iCloud cloud solutions are just a few of the numerous options they provide to shield companies from threats. These solutions are designed to assist companies in identifying, thwarting, and preventing cyberattacks, protecting their critical information and company procedures. The items included in Fortinet’s suite are made to offer a complete defense from a variety of online dangers, such as spyware, network-based attacks, sophisticated recurrent threats, and legal and governmental demands. 8. Akamai Multinational cloud computing firm Akamai offers creative ways to assist companies in safeguarding their information. Content Delivery Networks (CDNs), Safety Pathways Endpoint Privacy Options, Secure Cloud Solutions, and Global Image Management are just a few of the goods and services they provide. Akamai lowers total costs while assisting companies in swiftly implementing the best safety measures for their requirements. 9. Arxan For more than 20 years, Arxan, a world pioneer in security measures, has remained at the leading edge of defending businesses against the most recent online dangers. Their extensive array of commodities and amenities enables companies to protect their information and processes from cyberattacks. The Singapore Exchange content safety device guarantees the safety of private information both in movement and at idle; the ProtectIQ cloud safety structure offers you full oversight into all facets of the online action; the Protected Data Platform (PDP), gives you authority over the safety of responsive information in the cloud; and the Arrest Force detection system, which blocks unwanted traffic via

Top 40 Cybersecurity Companies You Need to Know in 2024
Cybersecurity Compay

Top 40 Cybersecurity Companies You Need to Know in 2025

Opting for the right cybersecurity firm in the current scenario is a huge task. As technology advances, cyber threats also expand faster, leaving the digital world more open to limitless risks. Bulletproof cybersecurity is required to meet the top-class security requirements for our digital assets. A country with a huge population also has an extensive cybersecurity risk. To address the need for data protection, a nation, such as India, needs a competent cybersecurity company.  In the lens of 2025, the scenery of cybersecurity remains to rise, with numerous leading companies providing great resolutions to meet the growing demand for vigorous cybersecurity threats. The top 10 cyber security companies for strong safeguarding of your company from cyberattacks are as follows:. Top Cybersecurity Companies You Need to Know 1. Qualysec   Qualysec is one of the top cybersecurity companies that is best known for its specialization in vulnerability assessment and penetration testing (VAPT). The firm is dedicated to identifying dangers that attackers might employ to get past an organization’s defenses,to offer direct client consultations to strengthen clients’ security positions as a means of supporting this. a reputable penetration testing and cybersecurity business. They also offer direct client consultations to strengthen clients’ security positions as a means of supporting this. They also give automatic scanning tools and manual analysis by penetration testers as part of their VAPT services, which enable them to create secure measures, provide comprehensible results, and provide post-consultation assistance on schedule.  Moreover, Qualysec’s widespread series of services also consists of: The described services are extremely advantageous to firms having a specific strategy to adapt to the ongoing industry standards and guidelines within the field they carry and to assure their investors of their confirmation of security. Despite all this, their cost approach, testing techniques and execution, conveyance period, continuing planned partnerships, and strong privacy stand them out as one of the top penetration testing companies. At Qualysec, we deeply trust in building and developing the cybersecurity industry. Hence, get in touch with the expertise of Qualysec and reinforce your digital security today. Talk to our Cybersecurity Expert to discuss your specific needs and how we can help your business. Schedule a Call 2. Tata Consultancy Services (TCS)   One of the largest and most well-known IT service providers in India, Tata Consultancy Service (TCS), provides a vast range of cybersecurity facilities. The organization focuses primarily on data protection, identification and evaluation of management, and cyber risk management. The company’s offerings in risk management, endpoint security, and cloud security make it the most well-known. 3. Infosys   Infosys is an established multinational participant in the IT services market, and its cybersecurity section is an important part of its overall digital services portfolio. With a solid history of implementing encompassing cybersecurity services, Infosys assists businesses in safeguarding their digital transformation projects and shielding vital assets from constantly changing cyber-attacks. Infosys, a pioneer in technology services and IT consulting, provides complete safety measures by fusing knowledge, the latest technology, and the capacity to deliver services globally. 4. Wipro   Wipro is well known as one of the foremost cybersecurity companies in the world, providing full services to shield businesses from constantly shifting security risks. Wipro’s consulting expertise helps businesses develop their cyber security and digital risk management plans as well as a quantifiable execution map for prescribed preventive methods. The firm helps organizations set up a cyber-defense guarantee function to enable regular monitoring as part of the enterprise development operations function, building threat control and stakeholder management strategies, and setting up inquiry reviews to verify that the risk reduction measures executed have enhanced the level of security. 5. HCL Technologies   In India and around the world, HCL Technologies is a key player in the cybersecurity industry. HCL provides complete cybersecurity solutions with an elevated focus on digital growth that helps companies secure their online assets, reduce cyber risks, and maintain legal compliance. While expanding its global network and strong expertise in technology services, it serves a major range of industries, including banking, healthcare, telecommunications, manufacturing, and government sectors. With a focus on robotics, legal compliance, and AI-driven surveillance, HCL is uniquely suited to handle the expanding cybersecurity issues that companies are currently facing. It is among the best cybersecurity businesses in India, able to protect companies from the most advanced cyber attacks thanks to its extensive products, strategic alliances, and worldwide SOC network. 6. Paladion (acquired by Atos)   Currently a division of Atos, Paladion is regarded as one of the top cybersecurity companies in India as well as worldwide. Paladion, an Indian cybersecurity company established in 2000, earned recognition for its creative methods for cybersecurity, especially in the areas of threat intelligence, advanced security analytics, and managed detection and response (MDR). Their services are used by many different industries, including manufacturing, banking, financial services, healthcare, and retail. 7. Quick Heal Technologies   Quick Heal Technologies is a well-known Indian cybersecurity firm that is well-known for its range of endpoint security and antivirus products. Originally focused on antivirus software, Quick Heal has evolved to offer comprehensive cybersecurity services, catering to individuals, small and medium-sized businesses (SMBs), and large corporations. Delivering a strong defense against ransomware, malware, phishing scams, and other online threats is the main goal of Quick Heal. Particularly in endpoint and antivirus security, Quick Heal Technologies has cemented its place as one of India’s top cybersecurity firms. Seqrite, a brand owned by Quick Heal, has made significant progress in the enterprise sector while being more user-friendly than some of the biggest names in cybersecurity globally. 8. Inspira Enterprise   Inspira Enterprise is a growing pioneer in India’s cybersecurity environment, providing an array of solutions aimed at protecting digital networks for corporations, governments, and businesses from diverse industries. With a solid reputation as a reliable security partner in both domestic and international markets, Inspira Enterprise is recognized for its ability in cybersecurity, digitization, and IT consulting. A renowned leader in India’s cybersecurity market, Inspira Enterprise gives companies in a range

Scroll to Top
Pabitra Kumar Sahoo

Pabitra Kumar Sahoo

COO & Cybersecurity Expert

“By filling out this form, you can take the first step towards securing your business, During the call, we will discuss your specific security needs and whether our services are a good fit for your business”

Get a quote

For Free Consultation

Pabitra Kumar Sahoo

Pabitra Kumar Sahoo

COO & Cybersecurity Expert