Turnkey air‑gapped IT systems
Client supplies system requirements and receives a ready-to-deploy offline network environment built to their specifications.
Ask about this →L
link22
Delivers secure-by-design IT systems and turnkey cybersecurity solutions for defence, government and critical infrastructure.
Provides productized secure components and systems for operational use; Diode Software is distributed as an RPM for RHEL 8 and 9.
- Engagement models
- Project, Retainer
- Founded
- 2006
- Languages
- English, Swedish
- Works in
- Europe
- Ideal client stage
- Established business, Enterprise
- Ideal client size
- 201 to 1,000 people, More than 1,000 people
Services
What you can hire link22 for
Cross‑domain solutions deployment
Client defines permitted data flows and accepts deployment of solutions that enforce controlled exchange between separate security domains.
Ask about this →USB sanitization and file inspection
Client submits removable media or files and receives sanitized, inspected content with identified risks.
Ask about this →Access security & PKI implementation
Client provides access policies and certificate needs while link22 implements PKI and access controls into their systems.
Ask about this →Hardened client provision and integration
Client specifies endpoint requirements and receives hardened client images integrated into existing infrastructure.
Ask about this →Prevent‑eavesdropping physical solutions
Client commissions a site assessment and receives installed physical countermeasures to reduce eavesdropping risk.
Ask about this →Regulatory approval & accreditation support
Client provides program documentation and link22 supports accreditation and regulatory approval processes.
Ask about this →Support, updates and user onboarding
Client users receive software updates, ongoing support and onboarding for deployed systems.
Ask about this →Fit
Is link22 right for you?
A good fit if you are
- An established business or an enterprise with 201 to 1,000 people or More than 1,000 people
- In defense, government, critical infrastructure, legal, pharmaceuticals or energy
- Based in Europe
How they engage
- Project
- A defined scope with one outcome.
- Retainer
- Ongoing work on a recurring basis.
Proof points
Recruitment
Thesis invitation (workforce growth)
They expanded their workforce by 20% in the past year.
Case study on link22.eu ↗USB Sanitization: Closing the Most Overlooked Entry Point
They note that in over half of confirmed OT attacks, a USB drive was involved at some point in the kill chain.
Case study on link22.eu ↗About link22
company history
By 2014 link22 launched its first products.
Case study on link22.eu ↗Homepage summary
Since 2006 they have supported defense forces, government agencies, and private organizations.
Case study on link22.eu ↗link22 Diode Software: making the data diode actually usable
Diode Software is delivered as an RPM package for RHEL 8 and 9.
Case study on link22.eu ↗Data Guard 4.0: Improved Performance, Flexibility, and Platform Support
Data Guard 4.0 adds support for Linux and delivers enhanced performance and stability.
Case study on link22.eu ↗About link22
Known for turning high-assurance concepts into deployable, productized solutions that fit into operators' existing toolchains, link22 blends practical software packaging with systems engineering. Diode Software is shipped as an RPM for RHEL 8 and 9, and the company expanded its workforce by 20% in the past year, demonstrating recent growth in delivery capacity.
Industries served
All sources checked 15 Oct 2026.
Questions and answers
How do I contact link22?
Use Contact link22 on this page and describe what you need. Haycion passes your request to link22, and they reply to the email you give.
Have a project for link22?
Send them a request. They reply by email.
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