···1919- **Multi-Tenancy**: Create a private cache for yourself, and one for friends and co-workers. Tenants are mutually untrusting and cannot pollute the views of other caches.
2020- **Global Deduplication**: Individual caches (tenants) are simply restricted views of the content-addressed NAR Store and Chunk Store. When paths are uploaded, a mapping is created to grant the local cache access to the global NAR.
2121- **Managed Signing**: Signing is done on-the-fly by the server when store paths are fetched. The user pushing store paths does not have access to the signing key.
2222-- **Scalabilty**: Attic can be easily replicated. It's designed to be deployed to serverless platforms like fly.io but also works nicely in a single-machine setup.
2222+- **Scalability**: Attic can be easily replicated. It's designed to be deployed to serverless platforms like fly.io but also works nicely in a single-machine setup.
2323- **Garbage Collection**: Unused store paths can be garbage-collected in an LRU manner.