wtf-is a unrated film?

A film's rated based on its thematic and content suitability for certain audiences. It is one of various rating systems used to help patrons decide what movies are appropriate for children, for adolescents, and for adults.
so in simple words unrated film/movie means that the scenes in the movie are not censored/cut. Scenes containing nudity/extreme violence etc.

wtf-is encrypt n decrypt

• To conceal information by means of a code or cipher
  
  
• encryption - encoding: the activity of converting data or information into code

• Decrypt is the opposite of it.
  

wtf-is a Swiss Bank account?

Swiss bank accounts are famous for security and stability.Swiss Private Bank Services can provide international tax advice, private swiss bank accounts, wealth management, asset protection, commercial and business banking and investment strategies.Setting up a Swiss Private Bank Account is simple.

Swiss bank accounts aren't just for millionaires, criminals or government officials trying to hide ill-gotten wealth, or celebrities protecting their assets from former spouses. They're available to anyone and lots of average people have Swiss bank accounts. People who live in countries with unstable governments and banks in particular often turn to Swiss banks because of their security and privacy.