Company
Support
Login
BifrostConnect BifrostConnect
  • How it Works
    Zero Trust by design
    How it Works
    Direct Native Access (DNA)
    Direct Tunnel Access (DTA)
    Clientless Tunnel Access (CTA)
    Clientless IP Tunnel

    Create a Zero Trust network without VPN Tunneling

    Clientless Serial Tunnel

    Establish a Serial (RS232) connection without borders

    Offline File Transfer

    Transfer files without exposing endpoints to the internet

  • Who We Help
    Case Studies
    Damgaard Automatik Case Study
    SGS Case Study
    Luságua Case Study
    Operational Technology
    Engineering & Commissioning
    Cybersecurity & Compliance
    Industries
    Energy & Utilities
    Water Management
    Vandværker
    Industrial Automation & Manufacturing
    Pharma, Life Science & Healthcare
    Testing, Inspection & Certification
    Logistics, Transportation & Maritime
    Banking & Financial Services
  • Resources
    Company
    Zero Trust by design
    Release Notes
    Knowledge Center
    Tours & Tutorials
    FAQ
    Blog
    NIS2
  • Pricing
  • OT Cybersecurity
    Best-practice Guide for Secure 3rd party remote access in OT
    OT Cybersecurity Landscape: Denmark 2027
    NIS2 Remote Access WHITE PAPER
Contact Us
BifrostConnect
  • How it Works
    Zero Trust by design
    How it Works
    Direct Native Access (DNA)
    Direct Tunnel Access (DTA)
    Clientless Tunnel Access (CTA)
    Clientless IP Tunnel
    Clientless Serial Tunnel
    Offline File Transfer
  • Who We Help
    Cybersecurity & Compliance
    Engineering & Commissioning
    Operations
    Industries
    Energy & Utilities
    Water Management
    Vandværker
    Industrial Automation & Manufacturing
    Pharma, Life Science & Healthcare
    Testing, Inspection & Certification
    Logistics, Transportation & Maritime
    Banking & Financial Services
  • Resources
    Company
    Zero Trust by design
    Release Notes
    Knowledge Center
    Tours & Tutorials
    FAQ
    Blog
  • Pricing
  • Support
  • OT Cybersecurity
    OT Cybersecurity Landscape: Denmark 2027
    Best-practice Guide for Secure 3rd party remote access in OT
    NIS2 Remote Access WHITE PAPER
Book a Demo
Contact Us

Getting Started

12
  • Admin
    • Set up your organization
    • User roles and permissions
  • Onsite User Guides
    • Onsite Step Guide
    • Connect KVM
    • Connect IP Tunnel
    • Connect Offline File Transfer
    • Connect USB Tunnel
    • Connect Serial Tunnel
    • Connect SSH
    • Connect Serial Terminal (Console Access)
  • Datasheets
    • Technical Specifications
    • Requirements

Technical Support

2
  • Feedback & Feature requests
    • Share your ideas and feedback
  • Report a bug
    • Reporting Bugs 

Release Notes

21
  • 2026
    • Remote Access Interface Release 25 June 2026
    • Direct Tunnel Release 1 June 2026
    • Bifrost Release 13 January 2026
  • 2025
    • Bifrost Release 30 Oktober 2025
    • Bifrost Release 19 August 2025
    • Bifrost Release 30 June 2025
    • Bifrost Release 11 February 2025
  • 2024
    • Bifrost Release 04 December 2024
    • Bifrost Release 16 November 2024
    • Bifrost Release 2 Oktober 2024
    • Bifrost Release 14 August 2024
    • Bifrost Release 7 May 2024
    • BifrostConnect Firmware V4.8.0
  • 2023
    • BifrostConnect Firmware V4.7.0
    • BifrostConnect Firmware V4.6.0
    • BifrostConnect Firmware V4.5.0
    • BifrostConnect Firmware V4.4.0
  • 2022
    • BifrostConnect Firmware V.4.3.2
    • BifrostConnect Firmware V.4.3.1
    • BifrostConnect Firmware V.4.2.0
  • 2021
    • BifrostConnect Firmware V.4.0.0

Best Practice Guide

14
  • About this guide
  • Core Framework
  • Architecture & Principles
  • Threat Context
  • Zero Standing Privilege
  • Four OT Access Patterns
  • Degraded Mode & Legacy Equipment
  • Defence in Depth
  • Compliance & Implementation
  • Residual Risks
  • Definitions
  • References
  • Operational Lifecycle 
  • Procurement Appendix

Implementing the OT Best Practice Framework with BifrostConnect

6
  • Overview and Framework Mapping
  • Threat Model
  • Scenario Implementation – Scenario 1
  • Scenario Implementation – Scenario 2
  • Scenario Implementation – Scenario 3
  • Scenario Implementation – Scenario 4
  • Home
  • Knowledge Center
  • Release Notes
  • 2024
  • Bifrost Release 7 May 2024
View Categories

Bifrost Release 7 May 2024

Release Version

Cloud v1.15.0

Firmware v4.9.0

Release Date

07 May 2024

Product Release
  1. USB Tunnel is officially launched as a full version instead of Beta version. This update includes security fixes and UX improvements. https://bifrostconnect.com/bifrost-usb-tunnel/
New features
  1. OTP TimeGuard: Ability to change OTP duration for Attended Bifrost Units remotely from Device Manager
  2. Ability to restart Bifrost Unit remotely from Device Manager
  3. Bifrost Unit automatically shuts down when battery level is less than 3%
  4. Ability to enable Debug Mode on Bifrost Unit to improve troubleshooting
4G
  1. Fixed certain rare scenarios where 4G would not connect
Manager Updates
  1. Improved UX for admin inspections of users and devices
  2. Admin ability to reset user’s MFA
  3. Admin ability to change usernames
  4. Admin ability to modify user roles
  5. Device-level audit logs now available
  6. Expanded search capabilities in audit log and session history beyond last 30 entries
  7. Admin capability to reboot units
  8. Admin option to enable Debug Mode
Miscellaneous
  1. UI improvement: Attended Bifrost Units now show time left for active OTP
  2. Other minor UI improvements
  3. Security fixes
  4. Performance improvements
Updated on June 12, 2024
Bifrost Release 14 August 2024BifrostConnect Firmware V4.8.0
Table of Contents
  • Release Version
  • Release Date
  • Product Release
  • New features
  • 4G
  • Manager Updates
  • Miscellaneous
Essentials Logo
Islands Brygge 55
2300 Copenhagen S, Denmark
+45 70 60 20 56
[email protected]
About Us
Release Notes
Privacy Policy
Terms & Conditions
FAQ
Book a Demo
Book a Demo

Subscribe to Our Newsletter

Copyright BifrostConnect ApS. 2026
All Rights Reserved