Other sites offer lists with the names of cartoon characters, words used in Shakespeare, in the Odyssey, Tolkien, and the Star Trek series, as well as in science and religion, and on and on. (One on-line company sells a list containing 4.4 million words and names for only $20.) The attack program can be set to test the anagrams of the dictionary words, as well—another favorite method that many computer users think increases their safety.