• About VirnetX
    VirnetX is an Internet security software and technology company.
  • Press
    Read the latest press releases.
Available for

System Requirements

Windows System Requirements
Gabriel runs on Windows 10.
  • 1GHz or faster dual-core processor
  • 2GB RAM
  • 20 GB of hard-drive space

What's New

7.596 (Windows Only)

June 22, 2021
  • Stability fixes


February 14, 2021
  • Minor bug fixes
  • Stability improvement


November 9, 2020 - b47114758a
  • Added Gabriel host system metadata to help improve Customer Support
  • Fixed several UI errors reported by customers using Android
  • Made a few minor UI changes to Secure Gateway to improve the user experience
  • Fixed an issue where multiple device networks (multihomed) would notify the user too often
  • Added support for Ubuntu 20.04 LTS
  • Moved up minimum support for macOS from macOS 10.12 Sierra to macOS 10.14 Mojave
  • Moved up minimum support for Android from Android 5.1 to Android 6


September 16, 2020 - 943630be00
  • Improved VPN negotiation, handshaking and link stability
  • Added support for utilizing VirnetX-owned address blocks in VPNs
  • Improved UDP socket stability
  • Added better handling for VPN connection issues
  • Enhanced access control permissions for Secure Gateway services. In addition to groups and domains, you can now optionally enable access for all trusted peers.
  • Fixed a few minor issues with loading images and Secure Mail attachments
  • Added new themes & display options for the user interface
  • Many other minor bug fixes and stability improvements


June 30, 2020 - 18a03d4257
  • Fixed a rare bug that caused some devices to appear offline to others


May 26, 2020 - 20d9cd6b55 - Linux 7.522 14a8fafa9f
  • Improved the behavior of the “busy” signal in Secure Calls
  • On macOS, moved away from using deprecated kernel extensions (KEXT) for the tun device
  • On Windows, improved the efficiency of firewall rule management
  • On the Gabriel user interface:
    • Added the ability for a user to switch default servers when accepting a Domain Server invite
    • Improved the user experience with filtering names in the friends list
    • Added new back-tick (“, `) notation for sharing quotes & code blocks in Secure Messages
    • Added new ‘smoke’ theme
    • Fixed a caching bug with the beta “inline images” feature.
    • In Secure Mail, fixed a bug on Android where draft messages contained HTML characters
  • Many other performance improvements and bug fixes


April 9, 2020 - 20d9cd6b55
  • Improved iOS CallKit integration for placing and answering Secure Calls.
  • Improved message queue processing, tracking and recovery of blacklisted, offline and sleeping devices.
  • Fixed a rare bug in Secure Sync that prevent a 2 files from be sent at the same time to different destinations if they had the same name
  • Restructured libraries to support standalone platform builds
  • Further improved the “inline images” feature. Resolved a few issues related to the timing of downloading and displaying images. (This beta feature must still be manually enabled in User Preferences)
  • Fixed a bug with Secure Mail notification sounds playing too often when running multiple identities.
  • Fixed many other minor bugs, resolved a few crashes and made several other performance improvements.


March 17, 2020 - fc4074fa8b
  • Fixed a VPN routing issue on all non-Linux platforms
  • Fixed a memory leak in all platforms


March 12, 2020 - 5ca85b46cd
  • Fixed a minor display bug in the user interface


March 6, 2020 - bd3c5cd48a (Linux)
  • On Linux, improved DNS interaction with local proxy systems


March 6, 2020 - aad660b922
  • Fixed a minor display bug in the user interface
  • Added support for two-factor authentication for new device activations
  • Started saving user preferences to a sqlite database
  • Added ability for inline images to finish downloading while another conversation is active (This beta feature must still be manually enabled in User Preferences)
  • Enhanced Certificate issuing and signing capability to handle multiple registrars and rotating signing certificates for better online certificate issuing security at registrars.
  • Fixed a bug where forwarded emails with attachments sometimes failed to send properly
  • On Linux, improved DNS interaction with local proxy systems
  • On Windows, improved detection of adapter state for uninstallation/re-installation
  • Several other minor bug fixes and stability improvements
Get Your Questions Answered

Get the Gabriel products that
work for your business

Talk to an Expert