IT security interview question, storing user passwords


This document discusses interview questions around storing user passwords; it includes three different answers, along with source code for each one. Answer examples include a plain text method, a one way hashed password method, and random/variable length salted hashed password method.

What's included in the purchase

PDF file with the following:

  • Poor answer to the store user passwords interview question
  • Mediocre answer to the store user password interview question
  • Good answer to the store user password interview question
  • Source code and detailed commentary for all examples


7 pages



About the author 

The author has over 15 years of experience as architect and engineering director for several Fortune 500 companies.  He loves programming interviews and writes frequently on the topic.  Here are some additional details about the author:

- Expert in C#, .NET, ASP.NET, XML, XSLT, enterprise JAVA and client side technologies

- Extensive experience in C, C++, VB.Net, ASP, UML, Design Patterns and SEO

- Proficient in major databases including Microsoft SQL Server and Oracle

- In-depth knowledge of cloud providers including Amazon AWS and Microsoft Azure

- Clear understanding of all 3 major mobile platforms – iOS, Android and Windows Phone