Encryption 101

If you don't totally understand what encryption is, this guide is for you.
In The News Piece in Slate
Feb. 25, 2015

In simple terms, encryption relies on mathematical algorithms to protect the security and integrity of data as it is transmitted or stored on devices. Encryption is the process of combining the contents of a message (“plaintext”) with a secret password (the encryption “key”) in such a way that scrambles the content into a totally new form (“ciphertext”) that is unintelligible to unauthorized users.