SafeSend Self-Hosted System Requirements

This article outlines the system requirements needed to use VIPRE SafeSend

Written By Marissa Fegan (Super Administrator)

Updated at December 2nd, 2025

System requirements for VIPRE SafeSend Self-Hosted

Product or Component System Requirements
SafeSend Self-Hosted v6.0+ Web Add-in

Microsoft Azure

  • Active Subscription with Global Administrator Privileges

Microsoft 365

  • Email Clients
    • Outlook for Mac v16.30+
    • Outlook for Windows 2019
      • version 1910 (build 12130.20272) or later
  • Browsers for OWA
    • Mozilla Firefox
    • Google Chrome
    • Microsoft Edge Chromium

Suggested Resourcing Requirements**

  • 1250 users/50,000 emails sent per day
    • Processor: 4 Core CPU
    • RAM: 16 GB
  • 2500 users/100,000 emails sent per day
    • Processor: 8 Core CPU
    • RAM: 32 GB

 

** Testing was completed with a mixture of internal/external emails, both with and without attachments. Numbers are based on an average use of 40 emails per person/per day. Multiple servers may be used to accommodate more users if necessary. Actual results in your environment may vary.

SafeSend Self-Hosted PC Add-in

Operating Systems

  • Windows 11,10, 8.1, 7 SP1
  • Windows Server 2022, 2019, 2016, 2012

Microsoft 365

  • Email Clients
    • Outlook 2019, 2016 (both 32-bit and 64-bit versions)

Exchange 2016, 2019

  • Email Clients
    • Outlook 2019, 2016 (both 32-bit and 64-bit versions) 

.NET Framework 4.7.2

SafeSend Self-Hosted v5.5 Web Add-in

.NET Core 8.0 Capable Web Server

  • Hosting Bundle is required when using IIS Server

Microsoft 365

  • Email Clients
    • Outlook for Mac v16.30+
    • Outlook for Windows 2019, 2016
      • version 1910 (build 12130.20272) or later
  • Browsers for OWA
    • Mozilla Firefox
    • Google Chrome
    • Microsoft Edge Chromium

Exchange 2019

  • Email Clients
    • Outlook for Windows 2019, 2016
      • version 1910 (build 12130.20272) or later
  • Browsers for OWA
    • Mozilla Firefox
    • Google Chrome
    • Microsoft Edge Chromium

Suggested Hardware Requirements**

  • 1250 users/50,000 emails sent per day
    • Processor: 4 Core CPU
    • RAM: 16 GB
  • 2500 users/100,000 emails sent per day
    • Processor: 8 Core CPU
    • RAM: 32 GB

** Testing was completed with a mixture of internal/external emails, both with and without attachments. Numbers are based on an average use of 40 emails per person/per day. Multiple servers may be used to accommodate more users if necessary. Actual results in your environment may vary.