STEP 3
Double Check Your Security
Security should always be a priority when dealing with evidentiary video. Be sure to include encryption
and anonymity in your workflow (and make sure you know the difference between the two). Encryption
is an important step no matter which transfer method you opt for, and it can be done in a couple of
ways.
Create encrypted volumes on your computer or external storage device. Your operating system comes
with built-in tools that allow you to do that, though they are not very convenient if you need your
encrypted drives to be usable on devices with different operating systems (for example, when moving
from a Windows computer to a Mac). If that’s the case, look to a third-party application that can work
across PC, Mac, Linux, Android and iOS; just be sure to check the latest security updates to make sure
they are still considered safe and, in the case of an open source option, have been audited recently.
• SUGGESTIONS: FileVault on Mac OSX and BitLocker on Windows are the built-in options;
TrueCrypt, VeraCrypt, and Symantec Endpoint are cross-platform applications. HFSExplorer
is an example of a tool that can open a Mac-encrypted DMG volume on Windows. On mobile,
Android devices have an encryption option in the settings, though it will slow the device
down and there is no easy way, short of a reset, to turn off the encryption.
Option 2: File Encryption
Directly encrypt individual files, rather than whole drives. The best way to go about this is to use the
PGP standard, which you may already be using to encrypt your email. This method is very secure
and well known, but it requires everyone involved in the transfer to have PGP keys set up and made
available to each other, so a bit of preparation is needed.
• TS: GPGTools for Mac, Gpg4win for Windows, and Android Privacy Guard (APG) for
Android-based smartphones are the best options for using PGP to encrypt your files and share
them with specific people.
KEY POINT
Protecting Anonymity
The full disk encryption and file encryption approaches protect the content that
you’re transferring, but if you need to keep yourself anonymous online when setting
up accounts and navigating the web, the Tor Browser is a good place to start. A VPN
service is another option that may provide a bit more cover depending on where you
are, though VPNs should be avoided if using the torrent option mentioned above. If
complete anonymity is needed – when using a public computer, for example -- the
TAILS operating system can give you access to browsers and basic applications while
not logging any of your activity on the hard drive.
170 VIDEO AS EVIDENCE: TECH TOOLS V 1.0
FILMING
Option 1: Full Disk Encryption
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