Creator of the file-sharing website MegaUpload Kim Dotcom addressed a number of large companies claiming they use technology invented by him.
Technology of two-factor authentication, which is now being actively used by a lot of Web-companies and resources was The patent was filed in 1998 under his former name of “Kim Schmitz”. In 2000 the patent was . He also issued a veiled threat to sue the companies if they don't help.
Maybe, the goal of the post placed on Twitter is to humiliate Internet-giants. The message is as follows: “Google, Facebook, Twitter, Citibank, etc. offer Two-Step-Authentication. Massive IP infringement by U.S. companies. My innovation. My patent.”
Despite the fact that Dotcom is likely to win the case, he isn’t really into trial: “I never sued them. I believe in sharing knowledge & ideas for the good of society. But I might sue them now cause of what the U.S. did to me”.