We show you how to take control of your Twitter feed with a simple script, and how to encrypt individual files or entire drives! AxCrypt (Free) Windows - Free and Open Source- Supports 128-bit AES encryption- Small footprint (1MB)- Good for encrypting files in the cloud BitLocker (Free) Built into Windows - Built into Windows since Vista- Supports AES 128 and 256-bit encryption- Multiple authentications, password, PIN, USB key, etc.- Has been criticized for possible backdoor, closed source 7-Zip (Free) Windows / Mac / Linux - Lightweight file archiver, for compressing and organizing files- Single or multiple file encryption- 256-bit AES encryption FileVault (Free) Built into MacOS - Full disk encryption- Can create a local key, or use iCloud FileVault recovery