Cheat codes can be hidden in a game for players to find and then share with others.

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The codes will be hidden inside the wrappers of any one of ten of Cadbury's leading chocolate bars including Crunchie, Time Out, Dairy Milk, Caramel, Boost, Wispa, Giant Buttons, Whole Nut, Fruit and Nut and Double Decker.

BBC: Eat yourself a win

Hidden within the video are secret Elvish codes.

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One reason that the phishers' tactics are increasingly effective: Instead of directly asking for bank account information in scam e-mails or on Web sites, cybercriminals are using hidden malicious software downloaded to users' desktops that monitors their online activities and records bank codes, Litan says.

FORBES: Future Phishing