Link11

Partner Ecosystem

Link11

Part of the Rubber Duck Technology partner ecosystem — vetted for capability, accountability, and fit before they ever meet a client.

About the partner

About Link11

European Leader in IT Security and Cyber Resilience

Founded2005
HeadquartersFrankfurt, Germany
Company size201-1,000 employees
OwnershipPrivate – VC/PE Backed
AI capabilityAI-Powered Features

Link11 is a German-headquartered cybersecurity provider specializing in DDoS protection, web application & API security (WAAP), bot management, and zero-touch WAF, with a sovereign European cloud footprint. Following the 2024 merger with DOSarrest, Link11 expanded into North America and now positions itself as a European alternative to Cloudflare, Akamai, and Imperva, with strong GDPR data sovereignty and BSI/C5-aligned security. Targets enterprises and public sector buyers requiring EU-resident DDoS and WAAP services.

Why teams choose Link11

  • European-headquartered sovereign cloud (GDPR data residency)
  • ISO 27001 + BSI / C5 alignment
  • Sub-10-second DDoS mitigation SLA
  • Strong DACH financial services and public sector references
  • 2024 DOSarrest acquisition added North American scrubbing and customer base
  • Less vendor concentration risk vs. US hyperscalers

Capabilities we have validated

  • Cloud-based DDoS mitigation
  • Sub-10s attack mitigation SLA
  • EU sovereign cloud (GDPR)
  • WAAP with AI-based bot detection
  • Sovereign European scrubbing centers
  • ML-driven attack classification
  • Multi-Tbps mitigation capacity

Recognition & proof points

  • Frost & Sullivan Best in Class Awards
  • BSI C5 attestation
  • Multiple Cybersecurity Excellence Awards

AI in the offering

ML-driven attack classification, anomaly detection, and bot fingerprinting in WAAP; AI-based traffic analysis in scrubbing centers.

Profile maintained by Rubber Duck Technology research from primary sources and partner collateral · Last verified Aug 2, 2026 · High confidence · Verified multi-source.

Capabilities

Solutions Delivered by Link11

The outcomes this partner is equipped to deliver — drawn from our vetting record, not their marketing deck.

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DDoS Protection

Link11 provides always-on and on-demand DDoS protection from a sovereign European cloud, including anti-DDoS for DNS, with mitigation handled at multi-Tbps scale across its scrubbing centers.

Sub-10-second mitigation — Backed by a sub-10-second DDoS mitigation SLA.

EU sovereign cloud — Runs on a European sovereign cloud with GDPR data residency.

North American scrubbing — The 2024 DOSarrest acquisition added North American scrubbing capacity.

Integrates with SplunkMicrosoft Sentinel

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Bot / Fraud Protection

Link11 delivers bot management and web application & API protection (WAAP) using AI-based bot detection and ML-driven attack classification to filter malicious automated traffic.

AI-based detection — Uses AI-based bot detection and ML-driven attack classification.

Sovereign data residency — Processes traffic within an EU sovereign cloud for GDPR compliance.

Integrates with REST APIs

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Brand / Digital Risk Protection

Link11 protects customer-facing web applications, APIs, and DNS from attack and abuse, helping enterprises and public sector organizations preserve availability and brand trust.

Public sector references — Strong DACH financial services and public sector references.

ISO 27001 / C5 — Aligned to ISO 27001 and BSI/C5 security standards.

Integrates with DNS providers

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Threat Hunting / Intelligence (within MDR)

Link11's Security Operations Center applies ML-driven attack classification and continuous analysis to identify and respond to evolving DDoS and application-layer threats.

ML-driven classification — Classifies attacks with machine learning for faster response.

Always-on mitigation — Continuous, always-on protection backed by the SOC.

Integrates with SplunkMicrosoft Sentinel

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Zero Trust Network Access (ZTNA)

Link11 offers Zero Trust Secure Access (ZTNA) to control and secure access to applications, complementing its WAAP and DDoS portfolio within a sovereign European footprint.

European alternative — Positioned as an EU-resident alternative to US hyperscalers, reducing vendor concentration risk.

GDPR data sovereignty — Keeps access and security data within EU residency boundaries.

Delivery

How We Deliver

Engagement & delivery models we have validated with this partner — where the slide deck ends and the actual work begins.

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Managed Security Services

Link11 delivers DDoS, WAAP, and bot management as managed security services from its sovereign European cloud, available direct or through channel/MSSP partners.

Delivery: Delivered as a SaaS subscription with custom enterprise options and channel/MSSP delivery.

EU sovereign cloud — Services run on a European sovereign cloud with GDPR data residency.

Less concentration risk — Reduces vendor concentration risk versus US hyperscalers.

Integrates with SplunkMicrosoft Sentinel

cybersecurity_compliance

Security Operations Center (SOC)

Link11 operates a 24/7 Security Operations Center that monitors, classifies, and mitigates attacks across its European and North American scrubbing infrastructure.

Delivery: Delivered as a fully managed 24/7 SOC service.

Sub-10s mitigation — Backed by a sub-10-second DDoS mitigation SLA.

Sovereign scrubbing — Operates sovereign European scrubbing centers.

Integrates with Splunk

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24/7 Monitoring

Link11 provides continuous, always-on monitoring and mitigation of DDoS and application-layer threats across customer environments.

Delivery: Delivered as always-on, 24/7 monitoring from the SOC.

Always-on mitigation — Continuous protection with no reliance on manual activation.

Multi-Tbps capacity — Backed by multi-Tbps mitigation capacity.

Integrates with SplunkMicrosoft Sentinel

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Threat Hunting / Intelligence

Link11's SOC applies ML-driven attack classification and threat analysis to identify emerging attack patterns and tune mitigation across its customer base.

Delivery: Delivered as an analyst-led capability within the managed SOC.

ML-driven analysis — Uses machine learning to classify and anticipate attacks.

Broad attack visibility — Draws on European and North American scrubbing telemetry.

Integrates with Splunk

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Implementation & Onboarding

Link11 provides onboarding and implementation to bring DDoS, WAAP, and ZTNA protections online, including integration with customer SIEM and DNS environments.

Delivery: Delivered as guided onboarding with REST API and SIEM/DNS integration support.

SIEM integration — Integrates with major SIEM platforms such as Splunk and Sentinel.

GDPR-aligned setup — Onboards customers within a GDPR-compliant sovereign cloud.

Integrates with REST APIsDNS providers

Proof

Results with this partner

Documented outcomes from real engagements — not testimonial vibes.

Case studies featuring this partner are being prepared. See all client results →

Resources

Documents & collateral

Datasheets, spec sheets, case studies and pricing references collected while vetting Link11 — 1 document.

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