@item
@ref{Verifier structure, Augmented authentication tokens} resistant to
offline dictionary attacks. They use CPU and memory hardened hashing
algorithm. An attacker can not masquerade a client even with server
passphrase verifiers compromising.
@item
@ref{Verifier structure, Augmented authentication tokens} resistant to
offline dictionary attacks. They use CPU and memory hardened hashing
algorithm. An attacker can not masquerade a client even with server
passphrase verifiers compromising.