Putting sensitive data in email messages or cloud storage should give you the heebie-jeebies, but a good dose of cryptography can give you peace of mind. Pretty Good ...

So I thought, hmmm, I think I want to encrypt the folder with tax returns and the like on my X drive. Folder, attributes, advanced, encrypt, viola, done! So then I wanted to copy them to my notebook ...

How to easily encrypt your files on an Android phone - for free ...

Encrypting files, folders, and drives on your computer means that no one else can make sense of the data they contain without a particular decryption key—which in most cases is a password known only ...