⊿ Point. {R} Glossary. ◢ Keyword: A. ▰ Sources. 〓 Books [B] ◥ University. {q} PhD. ⏫ THEMES. ⏫ Big Data. [B] Big Data. ⚫ USA. ↂ EndNote. ☝️ BD Dummies. Authentication. Act of proving an assertion Authentication is relevant to multiple fields. In art, antiques, and anthropology, a common problem is verifying that a given artifact was produced by a certain person or in a certain place or period of history. In computer science, verifying a user's identity is often required to allow access to confidential data or systems.[3] Authentication can be considered to be of three types: The second type of authentication is comparing the attributes of the object itself to what is known about objects of that origin.
Attribute comparison may be vulnerable to forgery. In art and antiques, certificates are of great importance for authenticating an object of interest and value. Criminal and civil penalties for fraud, forgery, and counterfeiting can reduce the incentive for falsification, depending on the risk of getting caught. Currency and other financial instruments commonly use this second type of authentication method. Authentication factors [edit] Authentication types.