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Synchronous Dynamic Password Token
Token used in a token device that generates passwords at fixed time intervals. Time interval tokens require that the clock of the authentication server and the token device be synchronized. The generated password is entered by the subject along with a PIN, passphrase, or password.
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A string of characters usually much longer than a password. Once the passphrase is entered, the system converts it into a virtual password for use by the authentication process. Passphrases are often natural-language sentences to allow for simplified memorization.
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A token device that generates onetime passwords after the user enters a PIN in the token device. The PIN is provided by a server as a challenge, and the user enters the onetime password created by the token as the response.
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An early alternative to WEP based on a secret passphrase and employing the LEAP and TKIP crypto systems. It is attackable through passphrase guessing.
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A form of password attack in which a dictionary attack is first attempted and then a type of brute-force attack is performed. The follow-up brute-force attack is used to add prefix or suffix characters to passwords from the dictionary in order to discover one- upped constructed passwords, two-upped constructed passwords, and so on.
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Layered authentication approach relying on two or more authenticators to establish the identity of an originator or receiver of information. Strong authentication refers to systems that require multiple factors for authentication and use advanced technology, such as dynamic passwords or digital certificates, to verify a user’s identity.
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