Storj, is a cryptoccurency, that gives you coins, for your provided hard disk space to the network. Storj (pronounced: storage) aims to become a cloud storage platform that can’t be censored or monitored, or have downtime.Storj uses blockchain features like a transaction ledger, public/private key encryption, and cryptographic hash functions for security. The decentralized aspect of Storj means there are no central servers to be compromised, and with client-side encryption, your are in control of the keys to your files.