Sia is a decentralized storage platform secured by blockchain technology. The Sia Storage Platform leverages underutilized hard drive capacity around the world to create a decentralized data storage marketplace that is more reliable and lower cost than traditional cloud storage providers. With Sia you can store files in the decentralized cloud without signup requirements, servers and trusted third-party providers. On average, Sia's decentralized cloud storage costs 90% less than incumbent cloud storage providers. Storing 1TB of files on Sia costs about $1-2 per month, compared with $23 on Amazon S3.

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