This category is within the scope of WikiProject Cryptography, a collaborative effort to improve the coverage of Cryptography on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.CryptographyWikipedia:WikiProject CryptographyTemplate:WikiProject CryptographyCryptography articles
This category is within the scope of WikiProject Science Fiction, a collaborative effort to improve the coverage of science fiction on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.Science FictionWikipedia:WikiProject Science FictionTemplate:WikiProject Science Fictionscience fiction articles
