SafeAssign checks all submitted papers against the following databases:
- Internet - comprehensive index of documents available for public access on the Internet via Microsoft Windows Live search engine
- ProQuest ABI/Inform database with over 1,100 publication titles and about 2.6 million articles from '90s to present time, updated weekly (exclusive access)
- Institutional document archives containing all papers submitted to SafeAssign by users in their respective institutions
- Global Reference Database containing papers that were volunteered by students from Blackboard client institutions to help prevent cross-institutional plagiarism.