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Freestyle, a randomized version of ChaCha for resisting offline brute-force and dictionary attacks
Brute-force resistant ciphers Dictionary based attacks Key-guessing penalty
2018/11/29
This paper introduces Freestyle, a randomized, and variable round version of the ChaCha cipher. Freestyle demonstrates the concept of hash based halting condition, where a decryption attempt with an i...
Authenticated Key Exchange Secure Against Dictionary Attacks
Authenticated key exchange dictionary attacks entity authentication
2009/4/17
This paper gives definitions and results about password-based protocols for authenticated key
exchange (AKE), mutual authentication (MA), and the combination of these goals (AKE,MA).
Such protocols ...
Mitigating Dictionary Attacks on Password-Protected Local Storage
CAPTCHAs Passwords Puzzles Storage encryption
2008/12/12
We address the issue of encrypting data in local storage using a key that is derived from
the user’s password. The typical solution in use today is to derive the key from the password
using a crypto...
Mitigating Dictionary Attacks on Password-Protected Local Storage
CAPTCHAs Passwords Puzzles
2008/12/11
We address the issue of encrypting data in local storage using a key that is derived from
the user’s password. The typical solution in use today is to derive the key from the password
using a crypto...