Top Cybersecurity Companies for Cybersecurity

Between them, the 177 cybersecurity companies on this page cover IT services (132), network security (83), e-commerce development (82) and web development (69). They also list work in Mumbai and Bengaluru, India. 176 of them have written a profile you can read before you get in touch.

1. 49

   

   Cylance Inc.

   Artificial Intelligence - AI · IT Services · E-Commerce Development · Also in Canada

   Cylance is a cybersecurity technology company known for endpoint protection based on mathematical analysis and machine learning.

   Write a review
2. 50

   

   Difenda

   IT Services · Network Security · E-Commerce Development · Also in Canada

   Difenda is a cybersecurity services firm. Its core offer is managed detection and response, which uses analytics, automation and machine learning to spot and handle threats.

   Write a review
3. 51

   

   Tugboat Logic

   IT Services · E-Commerce Development · Web Security · Also in United States of America

   Tugboat Logic was created to close the skills gap in security and compliance work. It aims to make information security management simpler and more automated for enterprises.

   Write a review
4. 52

   

   Authen Security, Inc.

   IT Services · Network Security · E-Commerce Development · Also in Canada

   Authen Security is a small advisory firm that deals only with identity and access management.

   Write a review
5. 53

   

   DigitalDefence

   IT Services · Network Security · E-Commerce Development · Also in Canada

   DigitalDefence is a cybersecurity company that assesses data security and responds to security and privacy breaches.

   Write a review
6. 54

   

   InfoGuard AG

   IT Services · Network Security · E-Commerce Development · Also in Switzerland

   Swiss cyber security provider with round-the-clock monitoring, testing and consulting for organisations in the DACH region

   Write a review
7. 55

   

   Futurae Technologies AG

   Network Security · E-Commerce Development · IT Security · Also in Switzerland

   Futurae Technologies AG makes user authentication software. Researchers from the ETH Zurich security group started the firm in 2016.

   Write a review
8. 56

   

   UnderDefense Cyber Security

   IT Services · E-Commerce Development · IT Security · Also in United States of America

   UnderDefense Cyber Security is a cybersecurity firm that combines people and tooling to help companies detect and respond to attacks.

   Write a review
9. 57

   

   Nethone

   Artificial Intelligence - AI · E-Commerce Development · IT Security · Also in Poland

   Nethone is a data science company working on fraud prevention and AI-driven business intelligence for online sellers.

   Write a review
10. 58

    

    ESKA

    Mobile App Development · Network Security · E-Commerce Development · Also in Ukraine

    ESKA is a cybersecurity and IT services provider organised around three teams that test, defend and govern a client's security.

    Write a review
11. 59

    

    ICsec S.A.

    Network Security · E-Commerce Development · IT Security · Also in Poland

    ICsec S.A. is a cybersecurity company focused on industrial networks.

    Write a review
12. 60

    

    Veronym

    IT Services · Network Security · E-Commerce Development · Also in Germany

    German cloud cybersecurity service offering enterprise-grade protection to small and medium-sized companies through a subscription

    Write a review
13. 61

    

    Doyensec

    Mobile App Development · E-Commerce Development · Web Development · Also in United States of America

    Doyensec is an independent security research and development company.

    Write a review
14. 62

    

    ISSP - Information Systems Security Partners

    Network Security · E-Commerce Development · IT Security · Also in Poland

    Cybersecurity company offering assessment, penetration testing, managed detection and threat intelligence to businesses and governments

    Write a review
15. 63

    

    InfoWatch

    IT Services · Network Security · Web Development · Also in Russia

    InfoWatch is a European software company focused on protecting sensitive data and defending organisations against information-security threats.

    Write a review
16. 64

    

    buguroo

    Network Security · E-Commerce Development · IT Security · Also in Spain

    buguroo is an international cyber security company headquartered in Madrid, with offices in North America, South America and across Europe.

    Write a review
17. 65

    

    StealthMail

    E-Commerce Development · IT Security · Web Security · Also in United States of America

    StealthMail is an email security product for businesses. It sends messages through secure links so that the content stays hidden from mail relays, hackers and other threats on the…

    Write a review
18. 66

    

    Defensive Security

    Network Security · E-Commerce Development · IT Security · Also in Poland

    Defensive Security is a security company founded by Leszek Miś, who is also its principal trainer and researcher.

    Write a review
19. 67

    

    REDTEAM.PL

    Network Security · E-Commerce Development · IT Security · Also in Poland

    REDTEAM.PL is a Polish cyber security firm run by senior consultants.

    Write a review
20. 68

    

    Sophos

    IT Services · Network Security · Web Development · Also in United States of America

    Sophos is a cybersecurity company that protects organisations of all sizes from threats such as ransomware, malware, phishing and data theft.

    Write a review
21. 69

    

    Blaze Information Security

    Network Security · E-Commerce Development · IT Security · Also in Brazil

    Blaze Information Security is a privately held, independent security firm formed from years of combined experience.

    Write a review
22. 70

    

    Digital Fingerprints

    Artificial Intelligence - AI · E-Commerce Development · Software Development · Also in Poland

    Digital Fingerprints is a company from Poland that builds cybersecurity products around behavioural verification.

    Write a review
23. 71

    

    Betta Security

    Network Security · E-Commerce Development · IT Security · Also in Ukraine

    Betta Security provides information security services and says it has done so for over 13 years.

    Write a review
24. 72

    

    Thycotic

    E-Commerce Development · IT Security · Software Development · Also in United States of America

    Thycotic made security software that prevents cyberattacks by protecting passwords, endpoints and application access.

    Write a review

Articles

Related reading

Articles on this subject first, then the newest.

All articles

Cybersecurity

6 Oct 2026 · TrustList Editorial

Exchange Server CVE-2026-96940: an authenticated user can read other users' mailboxes, install the September 2026 V2 security updates

Microsoft fixed CVE-2026-96940 (CVSS 8.8) in the September 2026 V2 Exchange Server security updates of 2 October. A signed-in user can…

Cybersecurity

6 Oct 2026 · TrustList Editorial

Atlassian Data Center CVE-2026-21589: critical unauthenticated file read in Jira, Confluence, Bitbucket, Bamboo and Crowd, patch now

Atlassian rates CVE-2026-21589 critical (CVSS 9.3): an unauthenticated attacker can read files in the web application root of every Data…

Cybersecurity

5 Oct 2026 · TrustList Editorial

Rejetto HFS session-forgery flaw CVE-2026-61500 now targeted by attackers: upgrade to 3.2.1 or later

VulnCheck reports exploitation attempts against a critical Rejetto HFS flaw that lets an attacker forge administrator sessions and run…