Tor will warn you that it can’t open the file and advise you to download it, but warning you to be aware that in order to keep your privacy- you should avoid opening files that may circumvent Tor and connect you directly to the Internet: OnionShare File Sharing Using Tor BrowserĪfter the download is finished, the server running on your local machine will be automatically closed by Onionshare: OnionShare File Download The blue button shows the changed name of the file, whereas the original appears right below. When the remote user points the Tor browser to the URL, he or she will be given the option to download the file. A Google search for encrypted chat services (without quotes) will return a list of options you may want to consider to share the download URLs. You don’t want to share it over an insecure channel or non-encrypted chat service. It is important to note that protecting the URL is essential in this process. The other person needs to be using the Tor browser (downloads for other operating systems are available in the project’s website). Keep in mind, however, that this URL will not be accessible by a regular web browser such as Firefox, Google Chrome, Opera, Safari, or Internet Explorer. You can then copy it using the Copy URL button and send it to the person you want to share the files with. You can either add files using the Add Files button or dragging and dropping them in the white area (“ Drag files here”): OnionShare Secure File SharingĪfter you started Onionshare’s web server, the files in the list become available through the given URL (see highlighted in the image above). We are now ready to launch Onionshare from our list of installed programs (sorry the above image is in Spanish). Step 2 – Untar the file, change to the directory where the files were extracted, and start Tor: $ tar xJf tor-browser-linux32-6.0.2_ At the time of this writing, the latest version of Tor is 6.0.2: Step 1 – Head over to the Tor project’s website and download the program. To accomplish this goal, follow these steps: This will help set up the secure channel between your computer and the remote user’s machine. Once Onionshare is installed and before launching it you will also need to install and start in the background the Tor browser. If you’re using another distribution, you may want to follow the build instructions provided by the developer in GitHub. If you are using CentOS, RHEL or Fedora, make sure you have enabled the EPEL repository: # yum update & yum install epel-release -y Press enter when you’re prompted to confirm whether you actually want the PPA to your software sources. To install Onionshare in Linux Mint, or another Ubuntu derivative (including Ubuntu itself), do: $ sudo add-apt-repository ppa:micahflee/ppa Remote host: Windows 7 Professional 64 bits We will use the following environment: Local host: Linux Mint 17.3 32 bits Enough talk, let’s now install Onionshare. In theory, you will want to close the web server running on your local computer as soon as the remote user is done downloading files. Thus, only the person with the right permissions will be able to see them for as long as you allow them to. Onionshare will start a web server locally and use a Tor service to make those files available over the Internet through the Tor network. Installing Onionshare in LinuxĪs we mentioned earlier, with Onionshare you don’t have to store online the files you want to share. Please note that you don’t necessarily have to be distributing top secret or otherwise highly confidential data in order to be concerned with your privacy – being able to share files securely and anonymously should be something we have access to every day. In this article we will explain how to use Onionshare, an open source desktop utility that allows you to share files hosted on your own computer of any size securely and anonymously using the Tor browser on the other end. Of course, you can set up your alternative using a tool such as ownCloud, but what if all you need is a one-time-only method to share files privately and securely? On one hand, setting up your own cloud for this sounds like an overkill, and using a service offered by a third party leaves your data whether you want it or not available at that third party’s will, and possibly subject to government requests. OnionShare – Share Files of Any Size Securely and Anonymously Over Tor Network Some of them are convenient in that they offer a certain amount of disk space for free, and also offer commercial options if you require more storage. It’s mid-2016 and there are lots of methods to share files online between you and another person 12 timezones away.
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