Have you ever heard of Access Control List (ACL)? This is very important when it comes to computer security. In this article, we will discuss what ACLs are and the types of ACLs available right now.

There were some changes to the recently updated OWASP Top 10 list, including the addition of supply chain risks. But old standbys, like broken access control, are still at the top. Software supply ...

Most programmers are familiar with the access-control list (ACL) as a datastructure used for authorization. This article describes using a more robust structure called an access-control graph (ACG).

The access controls typically support inheritance along the lines of the directory hierarchy. We will not delve into all these details but restrict the discussion to ...

If you're new to the UNIX operating system, especially if you're familiar with Windows, you'll find that the file access control mechanisms might not be exactly what you expect. File permissions and ...

Joel Snyder, Ph.D., is a senior IT consultant with 30 years of practice. An internationally recognized expert in the areas of security, messaging and networks, Dr. Snyder is a popular speaker and ...

The Open Worldwide Application Security Project (OWASP) just published its top 10 categories of application risks for 2025, its first list since 2021. It found that while broken access control remains ...

In many residential properties worldwide, gaining access to deliver a package or visit someone involves punching in a gate code, using a physical key or key fob or relying on an audio intercom. These ...