MICHAEL ZHANG, PETAPIXEL:
"Here’s something that you should be aware of if you use Behance to share your photography portfolio online: the 'No Use At All' symbol used by Behance is the same well-known one used by Creative Commons for 'No Rights Reserved.' In other words, with a casual glance, it may look like your work is in the public domain and completely free for everyone to use however they’d like.
"When adding a new project to Behance, the default license is a Creative Commons one that lets people use/share your work with certain conditions and restrictions (i.e. non-commercial and/or non-derivative) ..."
Read more, here.