Online resource; title from PDF title page (EBSCO, viewed March 2, 2018)
Includes bibliographical references and index
Intro; Title Page; Copyright Page; Contents; Introduction: Passwords and their limits; Chapter 1 Who Goes There?â#x80;#x99;: Militaries, Mortality and Passwords; Passwords, militaries and classical civilizations; Enigma: Complexity, calculation, making and breaking; Disclosure, militaries and the law; Chapter 2 Special Characters: Passwords in Literature and Religion; Passwords, myth and magic; Harry Potter and the two-factor authentication device; The Word; Chapter 3 P455w0rd5 and the Digital Era; Cryptographic hash functions; Fearful asymmetry; Biometrics; Chapter 4 Identity