Quarkslab

Quarkslab is a cybersecurity company that builds its services on offensive security research. It works in Europe and across other continents, and it serves organisations with critical security needs, including large technology firms. Since 2026 it has been part of Airbus Defence and Space.

What Quarkslab offers

• Vulnerability research — finding flaws in products, applications, firmware and chips.
• Vulnerability intelligence — tracking weaknesses so clients know what affects them.
• Reverse engineering — analysing binary and source code to understand how software behaves.
• Software security and cryptography — customised protection placed inside source or binary code.
• IRMA and EPONA — its own products for threat detection and software protection.
• Training — courses on reverse engineering, Android applications for reverse engineers, iOS application security and iOS internals.

Who it works with

Clients operate in sectors where a security flaw is costly, and the firm says it does not discuss them publicly. Work ranges from whole information systems down to single products and code.

Key facts

• Parent: Airbus Defence and Space, since 2026
• Presence: three offices and clients in 22 countries across four continents
• Engagements: more than 1,000, alongside over 800 publications