> For the complete documentation index, see [llms.txt](https://docs.payfacto.com/payfacto-knowledge/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.payfacto.com/payfacto-knowledge/uk-and-intl/applications/securepay/requirements.md).

# Requirements

### Maitre’D Software Version Requirements

* Maitre’D version 7.08.000.280 or later.

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### Software Requirements

* Any supported Windows operating system with all latest updates.
* Java SE Runtime Environment.
* Microsoft .NET Framework 3.5.
* Retail Terminal Interface for Semi-Integrated Payment Applications (RTI-SIPA) plugin. (Included with the STPISecure Installer

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### Hardware Requirements

* SecurePay-Compatible Payment terminal(s)
* 1 Gbps (Gigabit) Ethernet (wired) network or better.
* WiFi network (802.11 ac or better)
* High-Speed Internet connection.