Choose a very strong password that you can remember. That is, it “ expands” as you add files to it, so that if it’s a 2 GB file container but it only has 5 MB of data in it, it’ll only take up 5 MB of Dropbox space. The one thing that you should note before moving on is that you can create a dynamic volume. If you want to encrypt your whole dang Dropbox folder, feel free to do 2 GB. If you’re like me and only use your encrypted volume for a couple of text files and perhaps a PDF, 10 MB is more than enough. You’ll want to choose this realistically based on how much Dropbox space you want to devote to your encrypted volume. I stuck with the defaults.Ĭhoose a volume size. There are some useful links here to help you understand your different choices, but I imagine they are all sufficiently secure. Step 6įeel free to change the encryption options. Originally, I thought it would be clever to disguise it as another file type, such as “mysummervacay.jpg” but it turns out that this can cause false positives from your virus scanner. It doesn’t even need an extension, in fact. It can be anything you want-the extension doesn’t matter. Select Standard TrueCrypt volume and Click Next. There are some more advanced options here, but we’ll cover those later. Select Create an encrypted file container. Run TrueCrypt.exe and Click Create Volume. For your main computer, feel free to do the default install. This saves you from downloading and installing TrueCrypt if you are using someone else’s computer. This creates a portable version of the app that you can put on a USB drive or even in your Dropbox folder. For Dropbox users, I would recommend the Extract method. Note: There are two ways to install TrueCrypt. The instructions here are pretty straightforward.
Stage 2 – Mount the Truecrypt Volume Creating a TrueCrypt Volume Step 1ĭownload and install TrueCrypt for free. Meanwhile, I can still access that file just as easily as I can my other Dropbox files.
You can try cracking it, if you’d like, but it’s encrypted with AES and a RIPEMD-160 hash. Go ahead and download it, if you’d like-you won’t be able to get to that text document without my password and keyfiles.
Why? Because it’s in an encrypted volume that I created with TrueCrypt. I am 100% comfortable putting this text document in my public folder. You can read more about TrueCrypt no longer being supported here. Important: TrueCrypt is no longer secure as it’s no longer being supported.
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