SignServer Appliance

Ready-to-use digital signature hardware appliance and cost-efficient maintenance for your digital signing solution

Our digital signature hardware appliance, PrimeKey SignServer Appliance, offers the easiest and most cost-efficient deployment of your signing solution, without the hassle of complex installations and integration procedures.

By delivering strongly on security, performance and simplified maintenance, PrimeKey SignServer Appliance empowers your own security team to focus on aspects of the solution that is more directly beneficial to your business — the core signing procedures and integration with your business applications automation and control.

SignServer Appliance is based on the server-side signing software SignServer Enterprise from PrimeKey. Being a multi-purpose platform SignServer Enterprise also brings extensive support for several signing use cases including, code, document, time-stamping and travel document, and the corresponding signature formats. With our digital signature hardware appliance and the integrated Hardware Security Module (HSM) – SignServer Appliance you will get maximum control and security.

PKI Appliance
Digital signature software - SignServer team

Digital signature hardware appliance

PrimeKey SignServer Appliance can be thought of as “signing in a box”. It combines our Enterprise software with a secure technology stack and enterprise-grade hardware, including a Hardware Security Module (HSM). A single instance of the SignServer Appliance enables you to host not only multiple digital signing use cases, but also multiple tenants from different organizational units or customers, reducing any need for several, dedicated digital signature hardware appliance units and HSMs.

Manufactured from our comprehensive experience and expertise, PrimeKey SignServer Appliance succeeds in making your signing solution robust, cost efficient and more scalable.

Document signing, Code signing, Time-stamping and more

Get the package you need for your use case today and allow SignServer Appliance to support you when your use cases are evolving and growing. The SignServer Appliance is packaged for your needs and use cases.

  • SignServer Code Signing hardware appliance for all your code signing needs
  • SignServer Document Signing hardware appliance for all your document signing needs
  • SignServer Time-Stamp Authority (TSA) hardware appliance for all your time-stamping needs and
  • SignServer DS (Digital Signature) Appliance for travel document (epassport) signing.

Multiple use cases can also be combined within one hardware appliance installation if applicable for a specific customer implementation.

SignServer Software

There are many names for digital signatures and the SignServer software inside SignServer Appliance enables them all. Server-side digital signatures give maximum control and security, allowing your staff and applications to conveniently sign code and documents.

More about SignServer Software

Technical Specifications


  • Height: 88,4mm (2 HU)
  • Width: 430mm (19”)
  • Depth: 633mm
  • Weight: 12.5kg (27,5 lb)


  • 4 x USB 2.0 (2 on the front panel, 2 on the rear side)
  • 2 x 1 GBit Ethernet (RJ45)

Power Supply

  • Dual 300
  • 110/240V, 50/60Hz

Power Consumption

  • Idle 80W Maximum 135W

Environmental Temperature


  • +10°C to +50°C
  • +50°F to 122°F



  • -10°C to +55°C
  • +14°F to 131°F


  • CE
  • RoHS
  • FCC

Supplied Accessories

  • EU Power Cords
  • US Power Cords
  • Smart card reader
  • 10 smart cards

Use Cases

Code Signing Solution

It’s easy to keep track of private keys and certificates using PrimeKey Code Signing Appliance – our central solution for all your code signing needs.

Time Stamp Appliance

A Time-Stamping Authority in-a-box, combining SignServer Enterprise with a secure technology stack and enterprise-grade hardware.

Code Signing Appliance

PrimeKey Code Signing Appliance is a SignServer-in-a-box offering ease and more security.


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