Physical devices or tokens used for authentication[1] or identity verification, often incorporating cryptographic[2] elements for enhanced security[3].
The process of identifying an individual usually based on a username and password. Authentication merely ensures that the individual is who he or she claims to be, but says nothing about the access rights of the individual. The process of verifying the identity of an individual or entity to ensure authorized access and secure transactions.
Relating to the use of cryptographic techniques, such as encryption and decryption, to secure data and transactions. Cryptographic hashes Unique digital representations of data generated using cryptographic algorithms, commonly used for data integrity verification and security.
