Copyright: Creative Commons

Creators choose a set of conditions they wish to apply to their work.

Attribution (by)

All CC licenses require that others who use your work in any way must give you credit the way you request, but not in a way that suggests you endorse them or their use. If they want to use your work without giving you credit or for endorsement purposes, they must get your permission first.

Allows you to use an image, but you must credit the original creator.

ShareAlike (sa)

You let others copy, distribute, display, perform, and modify your work, as long as they distribute any modified work on the same terms. If they want to distribute modified works under other terms, they must get your permission first.

Allows you to reuse and edit an image, but you must allow others to reuse and edit your modified image too. You cannot copyright or restrict use of your work.

NonCommercial (nc)

You let others copy, distribute, display, perform, and (unless you have chosen NoDerivatives) modify and use your work for any purpose other than commercially unless they get your permission first.

Allows you to reuse and edit and image as long as its for a non commercial use (e.g. educational use, personal use).

NoDerivatives (nd)

You let others copy, distribute, display and perform only original copies of your work. If they want to modify your work, they must get your permission first.

Allows you to reuse an image, but you may not edit or modify it in any way.

You may see a combination of licenses: e.g. Attribution AND Share Alike. You must credit the original creator, and you may edit or modify the original. Others are permitted to edit and modify YOUR version and must credit the ORIGINAL creator.

https://creativecommons.org/share-your-work/licensing-types-examples/

Since 2001, it has been possible for creators to give blanket permission for certain uses of their work by using a Creative Commons license. Licenses and their restrictions may be found at Creative Commons. Most Open Access publications are published under a Creative Commons license.

Works licensed by Creative Commons must comply with the restrictions that the CC license places on the work. Uses beyond those licenses may require you to seek permission from the creator(s).

Types of Licenses:

• Attribution CC BY
• Attribution - ShareAlike CC BY-SA
• Attribution - Non Commercial CC BY-NC
• Attribution - Non Commercial - ShareAlike CC BY-NC-SA
• Attribution - Non Commercial - No Derivs CC BY-NC-ND