4-Step Computer Security Upgrade
Learn to encrypt your files, secure your computer when using public Wi-Fi, enable two-factor authentication, and use good passwords.
From the Verge:
[T]he program would give the NSA unprecedented access to the world’s computers, even when disconnected from the larger web. Viruses stored on a hard drive’s firmware are typically activated as soon as a device is plugged in, with no further action required. They’re also usually undetectable and survive reformatting, making them difficult to detect and remove.