Matthew Slyman

A helping hand in philosophy, science and computing

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Category Archives: Security engineering

Security research, e.g. for computer software design

Loyalty discounts threaten privacy

Posted on November 8, 2011 by Matthew Slyman

How many of us would carry a tracking device around on our person, if paid pennies per week by a large corporation to do so?  Strangely, most people do… Continue reading →

PassWindow

Posted on August 31, 2011 by Matthew Slyman

PassWindow authentication claims “unsurpassed security”… Continue reading →

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 →

On Blackberry communications security

Posted on August 5, 2010 by Matthew Slyman

A commentary on the governmental pressure on RIM over Blackberry communications security. Continue reading →

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