24 Jan

NHS Digital Warranted Environment Specification

Clanwilliam Health (RxWeb) Limited work closely with relevant stakeholders within the pharmacy sector to ensure that RxWeb meets and exceeds the needs of pharmacy contractors. All our systems have been developed and maintained following advice from NHS Digital and the PSNC.

All patient and pharmacy data is stored in highly secure NHS-approved data centres, which are ISO 27701 accredited, the highest standard of security accreditation available.

RxWeb complies with the NHS Digital Warranted Environment Specification (WES) according to the technical environments listed below.

Operating Systems

  • Windows 7
  • Windows 8
  • Windows 10


Browser Systems

  • Internet Explorer 11


Java Virtual Machines

  • Java version 8


Identity Agents

  • NHS Digital 2.0
  • NHS Digital 2.1.2
  • NHS Digital 2.2
  • NHS Digital 2.2.2

We can confirm that NHS Digital supports the technical environments listed above for connectivity to NHS Spine Systems. It is the responsibility of the customer to ensure that they are using the right version to ensure they comply with WES.

RxWeb is a system used by thousands of pharmacy contractors in England, Wales and Scotland. We are continuously developing the software solution to ensure it meets any new updates from NHS Digital in line with technology and legal compliance.

For more information on Quality Payments – Warranted Environment Specification (WES), please visit the PSNC website

To download our Warranted Environment Specification (WES) statement, please click here .