End-to-End IoT Security Across the Entire Lifecycle

Hardware-Based Protection to Strengthen Security at the Core

Reinforces security at the hardware level to prevent key leakage and identity spoofing, while enhancing device level defenses and minimizing potential vulnerabilities.

Integrated Software Solutions for Streamlined Security Management

Secure and reliable management of software certificates and encryption keys at every stage, from chip design and manufacturing to deployment and ongoing device operation.

Ciot Matter Solution

Accelerate Matter Compliance, Expand into Smart Homes

● DAC embedded in modules and chips, ready for deployment. ● Enhanced security with TrustZone, SE, and PAI integration. ● CLM system manages DAC provisioning, updates, and revocation.

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Secure ChipBuilt-in DAC

Hardware-Level Identity and Security

Built-in keys and tamper resistance protect identity. Supports DAC, encryption, and Matter wireless protocols.

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Matter Communication ModuleBuilt-in DAC

Thread and BLE for Fast Connectivity

Ensures secure, stable connections for Matter. Easy interface shortens development and certification.

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Thread Border Router DongleBuilt-in DAC

Easy Setup for Thread Networks

Acts as a bridge between Thread and IP networks, simplifying testing and deployment for Matter over Thread devices.

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Integrated CA ServicesMatter PAA

Simple Certificate Issuance for Matter Devices

Ciot CA platform allows manufacturers to obtain DAC and PAI certificates without building internal infrastructure.

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CLM SystemMatter PAI / DAC

Full Certificate Control

Manages DAC issuance, renewal, and revocation in compliance with CSA policies. Supports secure operations at scale.

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Matter Secure SDK

Security Built into Software

Offers secure boot, encrypted communication, and key protection. Compatible with Android, Linux, and MCUs, with or without TrustZone or Secure Element.

Key & Certificate Management that Secures Every Step of The Supply Chain.

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KMS Key Management System

Keys act as the invisible engine behind security

Centralizes the management of keys across integrated services and applications Supports encryption, decryption, signature verification, and code signing to unify and control keys in real time.

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HSM Hardware Security Module

Secure storage meets high performance, delivering the best protection for keys & digital signatures

  • Private keys can be stored in an HSM to ensure protection throughout the entire key lifecycle.

  • Leverage HSMs to accelerate signing, verification, encryption, and decryption processes, enabling efficient handling of high-volume computations.

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CodeSign System

Protect your digital assets with software security from development to maintenance

Protect digital assets from development to maintenance and keep software secure Software developers can apply digital signatures to applications, executables, and firmware.Users can verify authenticity and integrity of code to prevent tampering.

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Device-side Security Platform & SDK

Trusted protection for secure operation across diverse device applications

  • PKI integration with root of trust enables both software and hardware protection for IoT devices

  • Versatile SDKs support diverse use cases such as smart meters, smart homes, EV chargers, and industrial control systems

  • EMLinux provides a secure environment compliant with FIPS140-3 and IEC62443 standards

Combine Hardware & Software Security for Greater Synergy

Secure Chip Protection IC programing

RoT-based trust anchors secure device identities with unmatched uniqueness

  • RoT establishes unique, unforgeable device identities Infineon OPTIGA TPM and Trust M chips certified under Common Criteria EAL6+ ensure secure boot and identity authentication.

  • MCU TrustZone and PUF IP provide unique hardware identity and strengthen key protection.

  • ISecure IC programming monitors firmware writing and blocks unauthorized access to improve trust in device manufacturing.

TrustEnd Hardware Authenticators

Connect both machine & human identities through multiple authentication methods & integrate with identity verification services




Control Certificates. Keep Trust at Every Stage.

Certificate Lifecycle Management

Support PKI architecture to unify diverse devices and application scenarios

The system supports single- and multi-tier PKI to meet different device needs, from small deployments to large-scale manufacturing, ensuring secure and manageable certificate operations.

Comprehensive certificate monitoring from production to operation

Track certificate status from production to active use, ensuring device identity and communication remain secure throughout the lifecycle.

Boost efficiency and reduce operational burden

Automate certificate processes to minimize errors and streamline large-scale, compliant device operations.

Meeting International Security Standards

Enable security compliance from design to production

Cover public cloud security frameworks such as AWS IoT and Azure IoT Addresses global IoT standards including IEC 61850 for smart grids, ISO 21434 and ISO15118-20 for EVs and chargers, OCPP, IEC 62443 for industrial devices, and SEMI E187 for semiconductor security. Zero trust architecture is increasingly adopted across all these standards

  • CRA EU Cyber Resilience Act Draft

  • IEC 62443 International Industrial Control Systems Security Standard

  • ISO/SAE 21434 Automotive Cybersecurity

  • IEC 61850 Substation Communication Standard

  • NIST 800-207 US Federal IoT Network Security

UncompromisedSecurity for Every Critical Device

Industry-ready solutions with protection starting from design
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Semiconductor & Supply Chain

Chip Security Starts at Design

Use certificate-based identity to give each chip a verifiable identity from production. With RoT, hardware key protection, and secure provisioning, ensure full-process protection and defend against counterfeiting and data leaks.

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Industry 4.0

Trusted Identity and Updates for Smart Factories

Prevent disruptions with PKI-based authentication for sensors, controllers, and edge devices. Manage certificates and keys throughout the lifecycle to secure updates and maintain process integrity.

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Smart Grid & Smart City

Continuous Trust for Critical Infrastructure

Ensure stable, secure operation of meters and sensors with certificate management, RoT design, signature validation, and key revocation. Meet global standards like IEC 62443 without service interruption.

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Connected Vehicles

Secure Every Connection, From Device to Cloud

Protect ECUs, chargers, and V2X endpoints with certificates, hardware-based keys, and update validation. Meet standards like ISO/SAE 21434 and secure the software supply chain with custom RoT and key management.

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Smart Home

Unique Identity for Every Smart Appliance

Secure manufacturing, updates, and connections with Matter-compliant certificates, digital signatures, and hardware key storage. Build trust and accelerate product launch from the design stage.

Why Choose CHANGING

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Secure Identity for People and Devices

We bring proven digital ID expertise to IoT, helping businesses quickly establish trusted device identities and take control of security.

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Automated Certificate Management

Full automation from issuance to renewal and revocation reduces errors, boosts efficiency, and ensures compliance.

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All-in-One Management

Manage certificates and security tasks for multi-source devices in one platform, simplifying operations and risk control.

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Flexible and Scalable for Growth

Easily expand from small setups to global deployments. Our platform adapts to diverse industries with reliable, future-ready security.

Connect with Our Sales Team