Students retain their copyright (authorship) of their thesis or dissertation. You can select a Creative Commons license for your work if desired.
If you used others' work and that re-use does not qualify as fair use, make sure you obtain permission to reprint. Consult Copyright and Your Dissertation or Thesis (pdf) for more information.
What is a Creative Commons License?
Creative Commons licenses allow authors control over who may use their work and how they may do see. Find details on the types of license you can choose and access a quick questionnaire to determine the type of license you want to select.