Apostille:
An Apostille may neither be required nor necessary. The CeDiploma has legal standing, is non-repudiating, and can be validated through the Institution's website to provide absolute confidence in the credential’s authenticity. Questions should be redirected to diplomas@austin.utexas.edu.
You may check institutional accreditation through the Council for Higher Education Accreditation (CHEA): (CHEA is an independent, non-profit organization, and neither endorses, authorizes, sponsors, nor is affiliated with CeCredential Trust.) https://www.chea.org/search-institutions.