QuarkLink™ – Fleet & Certificate Management

Control certificates, monitor firmware integrity, and update fleets with confidence

QuarkLink™ gives you the tools to manage cryptographic trust, certificate lifecycles, and secure update operations across thousands of devices; with visibility and control from a single platform.

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QuarkLink™ brings clarity and control to operational security

  • IT & Cloud Operations Teams
    Rotate certificates, revoke access, and push updates to devices anywhere.
  • Security Architects
    Enforce cryptographic policy and respond to threats without touching the device.
  • Compliance & QA Leads
    Monitor firmware integrity, manage ownership transfers, and satisfy audit requirements.
  • Embedded Developers
    Support post-deployment operations with no added firmware complexity.

IoT devices

Centralised Certificate Control

Manage keys and certificates across your fleet with automation and auditability

IoT devices

OTA Orchestration at Scale

Monitor update status, roll back failed pushes, and segment devices by group

IoT devices

Revocation and Renewal

Expire or rotate device credentials without downtime or manual reconfiguration

Trust Continuity

Maintain strong identity and encryption policies throughout the device lifecycle

Threat Response Ready

Revoke or isolate compromised devices instantly without reflashing firmware

Compliance Simplified

Enable certificate-based device logs and evidence for CRA or ISO audits

Certificate Renewal & Rotation

Automate certificate replacement before expiry, using built-in policies or event triggers.

Key Revocation & Replacement

Revoke certificates and regenerate credentials if a device is lost, retired, or re-owned.

Fleet-wide OTA Monitoring

Track update success, failure, and status across device groups. QuarkLink can isolate or retry devices as needed.

Firmware Integrity Monitoring

Detect deviations from expected firmware states. Initiate re-onboarding or disconnect compromised devices.

Ownership Transfer Support

Transfer device credentials securely when devices are resold or deployed in a new environment.

IoT devices

X.509 Certificate Lifecycle

Supports full certificate issuance, renewal, and revocation workflows

IoT devices

Integrity Checks

Firmware fingerprints and attestation policies per device

IoT devices

Group OTA Logic

Apply update logic by model, firmware version, or deployment status

IoT devices

Secure Device Unlinking

Automatically revoke cloud access and credentials if compromise is detected

Built-in PKI Management

QuarkLink™ includes or connects to your certificate authority

Time-Based Renewal

Certs can be automatically rotated before expiration

Alerting & Logging

Notifications and log exports available for events and audits

Support for Re-Onboarding

Devices can be reprovisioned and securely reconnected after reset

Accelerate compliance with the Cyber Resilience Act (CRA)

The EU Cyber Resilience Act (CRA) introduces mandatory security requirements for all connected products sold in Europe. QuarkLink™ has been independently evaluated by leading cybersecurity consultancy cetome, with findings confirming that it significantly supports CRA compliance.

Highlights from the independent assessment:

  • Secure-by-default configuration: ⭐ Excellent
  • Secure firmware updates (OTA): ⭐ Excellent
  • Data integrity: ⭐ Excellent
  • Secure-by-design support: ✅ Good
  • Access control: ✅ Good
  • Data confidentiality: ✅ Good

QuarkLink provides secure boot, certificate management, and OTA update features which are key to building secure-by-design products ready for CE Marking and CRA compliance.

Download QuarkLink CRA Assessment

Take control of your device fleet’s security today

QuarkLink™ gives you visibility and control across the entire operational lifecycle – from certificate rotation and update validation to revoking compromised devices and proving compliance.

QuarkLink Ignite™ is a completely free version of our SaaS product that allows you to experience the full power of QuarkLink™

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