1. Crypto++ library 5.6.2, http://www.cryptopp.com/.
2. Dropbox, http://www.dropbox.com/.
3. Google drive, http://drive.google.com.
4. Bellare, M., Keelveedhi, S., Ristenpart, T., 2013. Message-Locked Encryption and Secure Deduplication, in: Annual international conference on the theory and applications of cryptographic techniques, Springer. pp. 296-312.
5. Douceur, J.R., Adya, A., Bolosky, W.J., Simon, P., Theimer, M., 2002. Reclaiming Space from Duplicate Files in a Serverless Distributed File System, in: Proceedings 22nd International Conference on Distributed Computing Systems, IEEE. pp. 617-624.