No, Copycheck papers are encrypted during the whole process of duplicate checking, and there will never be any leakage. Copycheck papers are encrypted in the whole process of duplicate checking and will never be leaked. The comparison database of CopyCheck detection system covers more than 654.38+billion academic journals, dissertations and Internet data, and adopts big data Chinese semantic recognition comparison technology and fingerprint encryption technology. Adhere to the principles of objectivity, fairness, accuracy and comprehensiveness to detect academic misconduct.