Matthew Slyman

A helping hand in philosophy, science and computing

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Tag Archives: password

Improving login timeout ergonomics

Posted on March 2, 2011 by Matthew Slyman

To prevent brute-force attacks, secure computer systems limit login attempts.  Traditionally, only three unsuccessful attempts are permitted.  This approach disincentivises the selection of strong passwords.  This article presents improvements to login timeout ergonomics that increase overall system security. Continue reading →

Preventing reuse of passwords

Posted on February 15, 2011 by Matthew Slyman

Password management is challenging because passwords are traditionally chosen by users themselves.  This article presents a method of strongly discouraging the reuse of potentially compromised passwords. Continue reading →

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