The cryptocurrency rewards program and cryptocurrency loyalty program is designed to earn ìGRNî a global reward currency, acceptable over 40 million locations worldwide Running Sia on a Synology NAS via Docker May 30, 2016. 7 minute read Overview. Sia is a decentralized, peer-to-peer network for buying and selling computer storage space. If you have extra storage space, Sia allows you to sell it to others who want to store their files on the Sia cloud network. Storj is the storage layer for the Internet. Decentralized cloud storage is a new paradigm that removes intermediaries, enabling you to control your personal data. Storj is open source, distributed, encrypted, and blazing fast object storage. Check out how Storj can help you keep your data safe and access it anywhere, anytime.