Some articles on ljngjkrjgnfdudiudd:

Mathematics - Coin Flipping in Telecommunications
... algorithm can be used Alice and Bob each choose a random string, "ljngjkrjgnfdudiudd" and "gfdgdfjkherfsfsd" respectively ... gfdgdfjkherfsfsd" Alice immediately computes a SHA-1 hash of the string "tail ljngjkrjgnfdudiudd gfdgdfjkherfsfsd", which is ... him he's just lost, and proves it by showing the string "tail ljngjkrjgnfdudiudd gfdgdfjkherfsfsd" ...