Two-Factor Authentication

PREFACE

Two-factor authentication is an ever-increasing necessity in information technology as the threats facing end-user security become more intense and powerful. As criminals continue to improve their techniques to steal user credentials and otherwise circumvent traditional, single-factor authentication security mechanisms, there’s a pressing need for individuals and organisations to understand their options better when it comes to authentication.

It is my experience that much of the thinking regarding two-factor authentication is actually based on decades-old knowledge about how, why and when people should deploy such authentication security. Further, any matter already written about this topic is limited to a few pages of a book on overall ...