September 2021
Beginner
264 pages
7h 48m
English
Content preview from 97 Things Every Information Security Professional Should Know
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Chapter 37. Understanding Open Source Licensing and Security
Jeff Luszcz
The explosion of open source software has changed every company into a software company.
The impact of this change in how software is procured has caused many organizations to struggle with managing the sheer quantities of components and packages that they now depend on.
As an information security professional, it is important to understand the impacts on security that open source may have as it is selected, downloaded, and updated while at the same time being aware of legal or business risks that may also be introduced into the company.
Software packages and libraries are controlled by licenses. These licenses may be commercial or open source (OSS). Open source (or quasi-open source) licenses typically fall into three styles:
Permissive (allows use with few obligations, often simply just passing along a copyright notice)
Copyleft/viral (requires source code to be shared with users and the community if the code is used)
Restrictive (restricts certain actions or use cases)
The last style is not technically open source but is often mixed in and confused as an open source project.
The heart of a successful OSS management program is keeping a current and continuous inventory of OSS packages. This inventory, often called the software bill of materials (SBOM), allows you to keep on top of software updates and ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.