Flaws in any component of a web site - network, OS, or server - can expose a "hole", or vulnerability, that attackers can exploit in order to to gain access to personal, strategic, or restricted information. It is up to the custodians of each of the web components to secure their part of the web application in order to provide a safe web site.
The following information can help you ensure that your web visitors have a safe and secure experience on your site.
Web Application Security
- a PowerPoint presentation concerning web site security "best practices", and how to address various web security issues. Updated periodically, so check back! Be sure to turn on "notes" view so that you can see the text that accompanies the slides. Requires PowerPoint. If you don't have a Powerpoint license, you can use the free PowerPoint viewer available here: https://www.microsoft.com/en-us/download/details.aspx?id=13