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Which file is responsible for storing user password information in a Linux system? 

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Proceedings ArticleDOI
A. Conklin, Glenn Dietrich, Diane B. Walz 
05 Jan 2004
95 Citations
These user password memory aids form a bridge between otherwise unconnected systems and have an effect on system level security across multiple systems interconnected by the user.
Our password system with its low memory requirements can be used in a wide array of applications.
Proceedings ArticleDOI
A. Conklin, Glenn Dietrich, Diane B. Walz 
05 Jan 2004
95 Citations
The concept of a user id and password is a cost effective and efficient method of maintaining a shared secret between a user and a computer system.
At the expense of increasing the storage requirement by 20 times, the authors introduce a simple and effective solution to the detection of password file disclosure events.
Open accessProceedings ArticleDOI
28 Sep 2009
45 Citations
The password helps improve revocability, privacy, and security of the system.
This makes possible passwords that are more secure against an adversary who illicitly gains access to the password file, as a dictionary attack is now unlikely to succeed (the attacker now needs to carry out a more daunting brute force enumerative attack).
With the concrete knowledge of password distributions, we suggest a new metric for measuring the strength of password data sets.
Proceedings ArticleDOI
C. Y. Chen, H. F. Lin, C. Y. Gun 
06 Sep 2011
13 Citations
Nevertheless, the proposed system does satisfy most security characteristics of conventional password authentication systems.

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