Embedded Security Module for Linux ApplicationsHSM4

All the great features of our popular ZYMKEY4 in a ‘snap in’ security module designed for easy integration with high volume applications.

Embedded Security Module for Linux ApplicationsHSM4

All the great features of our popular ZYMKEY4, encapsulated into a secure module with single hidden connector. More security and easier integration into high volume applications.
  • Measured identity
  • Secure key storage and generation
  • Cryptographic services
  • Physical tamper sensors
  • Secure encapsulated module with single 30-pin connector
  • External battery
  • Soft bind lock
  • Code compatible with ZYMKEY4

HSM4 protects digital assets from cyber physical exploits.

HSM4 protects digital assets from cyberattacks

HSM4 in the Press

Read what people are saying about HSM4!

Easy to scale in high volume manufacturing.

HSM4 makes it easy to embed all the great security features of ZYMKEY4 into your custom designed products. The fully encapsulated snap-in module delivers even more physical security and is easier to integrate into manufacturing workflows.

Start with the HSM4 Developer Kit to test your product idea.

Developer tools and CAD files available to quickly design HSM4 onto your custom board. 

High volume manufacturing tools and services available to help transition designs to volume manufactured product quickly and securely.

HSM4 developer kit

HSM4 Developer Kit

  • Everything you need to develop your prototype with HSM4.
  • Developer HAT compatible with Raspberry Pi, NVIDIA Jetson Nano, NVIDIA Xavier NX.
  • CAD files available for motherboard. 

Secure Integrations with HSM4

Detailed examples provide step-by-step instructions on how to integrate Zymbit into your application.
full disk encryption

Full Disk Encryption

  • Encrypt root file system with dm-crypt.
  • Protect data, applications and credentials.
  • HSM integrates seamlessly with LUKS key manager. 
  • Step-by-step guide with prewritten scripts that streamline the process.

LUKS Key Management Integration

LUKS key management integration

Physical Tamper Detect

  • Two independent perimeter circuits  provide layered protection. 
  • User configured policies and actions.
  • Notify or destroy keys on perimeter-breach event.
  • Continuous operation with onboard battery.
physical tamper detect
AWS Qualified Device_Zymbit
TLS Client Certificate Authentication
  • Generate Zymkey secured client certs.
  • Bring Your Own Certificate or use AWS.
  • Attach custom policies.
  • Secure connect  client authenticated TLS
Just In Time Client Registration
  • Simplifies large scale fleet deployments
  • Lambda function client registration

Tools that Simplify Integration

ubuntu, raspberry pi OS

Software Resources

  • API’s for Python, C++, C
  • Support for Ubuntu and Raspberry Pi OS
  • Getting started guides
  • How-to examples for disk encryption….

Hardware Resources

  • PCB footprint, schematic symbol, 3D models
  • Altium Designer & CircuitStudio
  • KiCAD
  • Eagle
  • Mechanical drawings

Compare Security Modules

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