When you submit your document to Studiosity, it is encrypted and stored securely in your account. It is never shared online or stored permanently with any third party, including PlagScan - the German-based, GDPR-compliant company powering the Citation Assist feature.
Your document is simply being compared to 1 billion public online articles, it is not being stored or shared for future comparative purposes.
As always, you can safely submit any file to us without your work being found or flagged by any other systems.