© 2022 University of Michigan.Privacy Policy
© 2022 University of Michigan.Privacy Policy
Desktop tool that helps test and identify security and privacy issues with your VPN. By downloading the tool, you agree to our Terms of Service and Privacy and Data Policy.
To install VPNalyzer tool, first download the relevant file below for your operating system. Then, extract the folder from the compressed file, run the tool, and follow on-screen instructions.
Please scroll down for instructions based on your operating system.
Note: This app was tested on and released for the following operating system versions Windows 10 (20H2) (Version Number: 10.0.19042), macOS Big Sur (Darwin 20.5.0), and Linux (Ubuntu 20.04.6 LTS)
1. Please read our consent form and our privacy and data policy. By running the tool, you agree to both of these.
2. To install VPNalyzer, first download the relevant file below for your operating system. Then, extract the folder from the compressed file, run the tool, and follow on-screen instructions.
3. An experiment will run on average for 20-30 minutes. When running an experiment, we strongly recommend that you do NOT continue browsing or working on the machine, since we will induce a tunnel failure for at least two minutes during the testing. Any unsaved work may be lost, and browsing during testing will increase the size of the packet captures collected on your device.
4. Do not close or interrupt the VPNalyzer tool when an experiment is underway.
5. If in case the VPNalyzer tool becomes unresponsive or is interrupted when an experiment is running, please restart your computer to ensure the tool shuts down the processes it was running.
6. In case you lose internet connectivity due to our tunnel failure test, and the VPNalyzer tool gets interrupted, please restart your computer.
All application data can usually be found in the following paths:
Here YOUR_USER refers to the username you have set on the machine where you are running the tool.
Note: The Windows version of the tool will include the download and setup of the Npcap Windows packet sniffing (and sending) library with permission from The Nmap Project. Uninstalling VPNalyzer on Windows will NOT uninstall Npcap.
SHA-256 Checksum: dd6f5a1e81f027f10ce7c696288117e2c3eb63236cfc0980fd8c3f7b330a1d28 vpnalyzer-linux-beta-v0.4.3.zip 69f84139e6936ee296cf6e5120abbc379af5ed3f0c93b031df592d9819115b00 vpnalyzer-mac-signed-beta-v0.4.3.zip aeb296b3abef281d82af2c79d7ef716cc38427be2485cbbfecf4a60a0519fa9c vpnalyzer-win-beta-v0.4.3.zip
To install the VPNalyzer tool on Windows, first right click the zip file and extract. You will see the following screen:
If you want to change the download location, specify that here. Otherwise, to continue click Extract.
Open the extracted folder. The contents should look like this:
Double click on the exectuable (.exe file), and the following screen will be prompted:
Click More info.
Click Run anyway. This will launch the installer.
During the installation process, you will be prompted to install Npcap.
Please proceed as prompted and make sure to select the WinPcap API-compatible Mode.
To install the VPNalyzer tool on MacOS, double click the zip file to extract the install folder. The contents should look like this:
Double click on the disk image file (.dmg), and the following screen will be prompted:
Click Open. Drag the VPNalyzer icon into the Applications folder to complete the install.
To install the VPNalyzer tool on Linux, right click the zip file and select Extract Here (or "Extract to" to extract to another location). The contents should look like this:
Right click on the AppImage file and select Properties. Once it opens, select the Permissions tab.
Check the box Allow executing file as program to finish installation.
