You enter the server and port you want your device to connect with and the login information. Then you choose whether you want to use a SOCKS proxy or not, and finally which apps you want using the tunnel (or, if your phone is rooted, you can choose to make the tunnel system-wide).
Code word (figure of speech) A code word is a word or a phrase designed to convey a predetermined meaning to a receptive audience, while remaining inconspicuous to the uninitiated. For example, a public address system may be used to make an announcement asking for Inspector Sands to attend a particular area, which staff will recognise as a code word for an fire or bomb threat, and the general public will ignore.
Authorization Code. DEFINITION of 'Authorization Code'. A generic term that refers to a code or password that identifies the user as authorized to purchase, sell or transfer items, or to enter information into a security-protected space. For example, an authorization code would be required for a vendor to process a credit card transaction on behalf of a customer paying for goods.