Changelog

All notable changes to this project will be documented in this file.

[2.14.1] - 2024.05.07

Fixed

• Async invokes for TunnelNotificationProxy can be processed unordered when system is hunged by antivirus

[2.14.0] - 2024.04.26

Fixed

• Unified SDK is creating a new network profile with name "Network %d" on some machines in Registry

• Unified SDK service crash at system start with error "There are no more endpoints available from the endpoint mapper."

• Unified SDK does not return an error if force end wireguard.exe

[2.13.1] - 2024.04.05

Fixed

• Hydra/Wireguard VPN connection failed with error "Remote procedure call failed"

[2.13.0] - 2024.03.29

Fixed

• Unified SDK is creating a new network profile in Registry at every connection

[2.12.1] - 2024.03.13

Fixed

• IP leak with IPv6 protocol

Fixed

• IP leak with IPv6 protocol

[2.12.0] - 2024.03.01

Added

• Added inner exception details for message "Cannot start VPN tunnel."

Fixed

• Connection error with 182 error code

[2.11.3] - 2024.02.19

Fixed

• "No internet connection" error even if an internet connection is available

• Add more detailed logging for hydra protocol

[2.11.2] - 2024.01.31

Fixed

• Very rarely Unified SDK service crashes with error "There are no more endpoints available from the endpoint mapper" during create new session of WFP (Windows Filtering Platform)

[2.11.1] - 2024.01.26

Fixed

• Cannot start VPN tunnel with Unsupported IP address family error

[2.11.0] - 2024.01.19

Added

• Added new error codes for more detailed tracking of VPN connection

  • StartVpnFailed (8192) - General exception if something goes wrong during "StartVpn" method

  • DisconnectedBeforeConnected (8193) - Tunnel disconnected during connection

  • ConnectionTimeout (8194) - Tunnel process exited during connection

  • DisconnectedAfterStart (8195) - Disconnected in 10 sec when connected

  • StoppedAfterStart (8196) - Tunnel process exited in 10 sec when connected

  • TunnelExited (8197) - Tunnel unexpectedly exited

  • PrimaryNetworkInterfaceChanged (8198) - Primary network interface changed

  • TrafficLeak (8199) - Traffic is going outside the tunnel

  • TunnelBroken (8200) - Traffic is going through the tunnel but has no internet access

Fixed

• Very rarely socket creation is failing with hydra protocol

[2.10.0] - 2023.12.22

Changed

• Update hydra protocol API to the LTS release 5.4.2

• Add handling of events "Info" and "Success" for OpenVPN protocol

Fixed

• Split tunneling for domains doesn't work if the VPN server has IPV6 IP

• Unified SDK service crashes when try to write logs to EventLog via native EventLog logger

[2.9.5] - 2023.12.04

Fixed

• First connection takes a long time

• If connect fails with "Failed to start VPN" twice “Disconnected” messages are received instead of once

Changed

• "GetCredentialsRequest" now requires an additional “DeviceId” field

[2.9.4] - 2023.11.22

Fixed

• Kill switch firewall rules don't allow DHCP traffic

• "StartVpn" method may fail in "RemoteConfigAsync" with "No such host is known" error if the operating system prefers IPv6 addresses for hydra protocol

• Unhandled exception when starting Unified SDK service with "Backend provider is not initialized" error

[2.9.3] - 2023.11.17

Fixed

• VPN is not started if Unified SDK service is initialized while the internet connection is off

[2.9.2] - 2023.11.09

Fixed

• Internet speed limit setting for applications does not work

[2.9.1] - 2023.11.03

Fixed

• "StopVpn" does not disable KillSwitch after the hydra tunnel crash

• No internet connection after disconnecting on OpenVPN TCP in case the openvpn.exe process is blocked by Windows firewall

• KillSwitch blocks the internet when Wireguard can not connect to the node

[2.9.0] - 2023.10.30

Fixed

• SDK service blocked after multiple connect/disconnect on OpenVPN TCP

• SDK service crashes when connected on OpenVPN UDP

• Wireguard reports connected state and no disconnected state when blocked by firewall at connect

• OpenVPN-TCP remains connected if the openvpn.exe process is blocked by a Windows firewall at connect

• OpenVPN-UDP reports disconnected with no error in case the openvpn.exe process is blocked by Windows firewall at connect

• Crash SDK service while connected on OpenVPN

• Backend request issue when KillSwitch is active and VPN tunnel is off

• Prevent IP/DNS leak not disabled after traffic exceeded

[2.8.1] - 2023.10.04

Fixed

• Crash on close SDK service still shown on event log

• Local network access is blocked even if local network access wasn't blocked

[2.8.0] - 2023.09.22

Changed

• Update projects and dependencies

Added

• Add setting to block access to local network when VPN is ON

• Add logging for firewall rules

• Add a function to get sdk kill switch state

Fixed

• DNS leak when application traffic optimizer is ON

• Crash on close SDK service shown on event log

[2.7.0] - 2023.09.01

Added

• Add possibility to send Fireshield config categories as files or only once

Fixed

• VPN can't connect if internet connection is made with PPPOE

• Unlimited traffic response is sent as limited and with an exception

• Fireshield "HydraUnsafeBlockedResource" event not sent

• Torrent leak when VPN is connected

• DNS leaks when throttling is enabled

• Crash at start of SDK service

[2.6.0] - 2023.07.28

Added

• Add single file bundle obfuscation

Fixed

• Killswitch breaks DNS resolving for bypassed domains

• Multiple DNS monitor events are sent with the same value

• Unified SDK speed tests issues

[2.5.0.159] - 2023.07.06

Changed

• Update Hydra client config

[2.5.0.155] - 2023.06.29

Added

• Add DNS monitor

• Add backend URLs switching if URL are blocked

Fixed

• Connecting state breaks with IDLE state

• Throttling does not working on OpenVPN and Wireguard

• An application disconnects without an error if hydra.exe is blocked by a Windows firewall

• DNS leak after applying bypass/splittunneling rules on Wireguard

• Bypass domain rules apply too long if they send a connection request

• Bypass/splittunneling rules broke Killswitch functionality

• Applying bypass rules before connection broken resolving of domain name

[2.4.0] - 2023.05.25

Changed

• Move WFP and Netfilter logic into one provider class

Added

• Add "Custom DNS" feature

• Add "Custom profile" feature

• Provide to Unified SDK same errors as errors received from backend

• Improve logging

Fixed

• Wireguard corrupts DNS resolving when Killswitch is on

[2.3.6] - 2023.05.12

Added

• Add SetKillswitchException feature

• Make sure that "StartVpn", "GetCredentials", "GetLocations", "GetRemainingTraffic", "Login" calls always succeed, even if Killswitch is on

Fixed

• Killswitch is activated after reconnecting

• Connect doesn't work after hydra is killed on win 11

[2.3.5] - 2023.04.13

Fixed

• Wintun adapter is not removed after disconnecting on Windows 7

• Sometimes the first connection on hydra protocol gives error on Windows 7

[2.3.4] - 2023.04.07

Added

• Improve security for DLL search order in Unified SDK executables

Fixed

• Prevent DNS leak when Killswitch is off

• Wireguard connection spams "Traffic changed" event

• Connection is unstable when other adapters are existed

[2.3.3] - 2023.04.06

Changed

• Update OpenSSL version for Hydra and OpenVPN protocol

Added

• Add correct WireGuard status handling

• Add support to reconnect in case of no error without turning off kill switch on disconnect

Fixed

• Service installation for win 7

• Hydra don't exit when traffic is over

• Sometimes the first connection on hydra protocol gives error

• Incorrect Wireguard tunnel health check

• OpenVPN doesn't create a WinTun adapter when it starts after hydra

• KillSwitch blocked the first connection if it was on before connection

• Traffic exceeded error don't affect connection with OpenVPN

• UltimateGuard doesn't apply filters when it is in active state

• Wireguard cannot reconnect if Killswitch is active

• Credentials cannot be received in the tunnel