26 Oct 2026 · TrustList Editorial
.NET out-of-band update fixes Brotli overflow and tarball flaw
Microsoft shipped .NET 8.0.33, 9.0.22, 10.0.14 and 11 RC3 outside the monthly cycle, and re-released two October fixes that did not fully…
63 cybersecurity companies ranked by rating, review volume and listing quality.
Between them, the 63 cybersecurity companies on this page cover web development (61), PHP (54), iOS app (53) and android (53). They also list work in United States of America, United Kingdom, India and Germany. 63 of them have written a profile you can read before you get in touch.

Mobile App Development · Web Development · PHP · Also in United States of America
Bastille is a cybersecurity company, founded in 2014, that detects and locates wireless devices in an organisation's airspace.

Mobile App Development · Web Development · iOS App · Also in Switzerland
Kudelski Group is a digital security and media technology company. Its technologies support access control and rights management for digital content.

Mobile App Development · Web Development · iOS App · Also in United States of America
NetObjex Inc. is a technology consulting company working in blockchain, artificial intelligence and the Internet of Things.

Mobile App Development · Web Development · iOS App · Also in United States of America
Senrio is an IoT cybersecurity company focused on networked embedded devices, such as those used in healthcare, industrial control and retail.

Mobile App Development · Web Development · iOS App · Also in United States of America
Zingbox Inc. makes IoT security software that protects organisations from cyber and insider threats.

Mobile App Development · Web Development · iOS App · Also in United States of America
Security platform that protects connected medical devices in healthcare networks and manages compliance without extra hardware

Mobile App Development · Web Development · iOS App · Also in United Kingdom
Connected Space Ltd is the company behind Sauron Security, a cyber defence system for enterprise and industrial IoT devices.

Mobile App Development · Web Development · iOS App · Also in United States of America
Palindrome Technologies is an information security research and testing company.

Mobile App Development · Web Development · iOS App · Also in United States of America
Phosphorus Cybersecurity Inc. makes software that protects Internet of Things and other connected cyber-physical devices.

Mobile App Development · Web Development · iOS App · Also in United Kingdom
TeskaLabs is a software vendor of cybersecurity and data privacy products, with headquarters in London and an office in Prague.

Mobile App Development · Web Development · iOS App · Also in United States of America
TUV Rheinland OpenSky is a cyber security and safety services business for connected devices, platforms and the Internet of Things.

Mobile App Development · Web Development · iOS App · Also in United States of America
Security Innovation is a software security specialist that helps organisations build and deploy more secure software.

Web Development · Web Design · Software Development · Also in United Kingdom
PortSwigger Web Security develops software for testing the security of web applications. Its main product is Burp Suite, used by penetration testers and security professionals.

Web Development · UI/UX Design · Web Design · Also in United Kingdom
OutThink is a cloud-based human risk management platform for cybersecurity teams.

Web Development · iOS App · UI/UX Design · Also in United Kingdom
Cybanetix is a cyber security provider that runs managed security services and hosted security monitoring for its customers.

Web Development · iOS App · UI/UX Design · Also in United States of America
Sophos is a cybersecurity company that protects laptops, servers, mobile devices and networks against threats such as ransomware, malware, phishing and data theft.

Web Development · iOS App · Web Design · Also in United States of America
Forescout Technologies develops security software that finds and classifies devices connected to a network and lets organisations act on what they find.

Web Development · Web Design · IT Services · Also in United States of America
Webroot is a cybersecurity company that uses cloud technology and machine learning to detect threats as they happen. It became part of Carbonite in 2019.

Mobile App Development · Web Development · iOS App · Also in United States of America
Qualys is a US-listed company that sells cloud-based security and compliance software.

Search Engine Optimization · Web Development · iOS App · Also in India
CloudSEK is a cybersecurity company that uses AI to detect digital threats across internet sources and help teams respond with little manual effort.

Web Development · iOS App · UI/UX Design · Also in United States of America
Balbix, Inc. provides cybersecurity software that gives organisations a continuous view of their breach risk.

Mobile App Development · Web Development · iOS App · Also in United States of America
Netskope is a security and networking company focused on the cloud.

iOS App · UI/UX Design · IT Services · Also in Sweden
Swedish cyber security company providing DDoS protection and web application protection for companies and service providers

Web Development · Web Design · IT Services · Also in United Kingdom
Cyber Risk Management Group, known as CRMG, is a cyber security and information risk consultancy.
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Every other way we rank cybersecurity companies, by what they do and where they are.
Articles on this subject first, then the newest.
26 Oct 2026 · TrustList Editorial
Microsoft shipped .NET 8.0.33, 9.0.22, 10.0.14 and 11 RC3 outside the monthly cycle, and re-released two October fixes that did not fully…
23 Oct 2026 · TrustList Editorial
The flaws range from NoSQL injection to silent loss of client-side encryption and shared connections across client certificates. Several…
25 Sept 2026 · TrustList Editorial
We measured the notice behind 28 vendor changes we reported this month: a median of 31 days, six at a week or less, three at none. Where…
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