Provide a solution to the problem described below by identifying the security flaws in each authentication technique.   When Bob hashes a password, he compares it to a database of previously hashed passwords.   Bob applies a hashing algorithm to a password before comparing it to a database of hashed passwords.

Database System Concepts
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ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Provide a solution to the problem described below by identifying the security flaws in each authentication technique.

 

When Bob hashes a password, he compares it to a database of previously hashed passwords.

 

Bob applies a hashing algorithm to a password before comparing it to a database of hashed passwords.
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