2022-05-12 09:00:43 +00:00
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# instant-acme: async, pure-Rust ACME client
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[](https://docs.rs/instant-acme/)
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[](https://crates.io/crates/instant-acme)
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[](https://github.com/InstantDomain/instant-acme/actions?query=workflow%3ACI)
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[](LICENSE-APACHE)
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instant-acme is an async, pure-Rust ACME (RFC 8555) client.
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2023-05-31 07:58:09 +00:00
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instant-acme is used in production at [Instant Domains](https://instantdomains.com/) to help
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2022-05-12 09:00:43 +00:00
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us provision TLS certificates within seconds for our customers. instant-acme relies
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on Tokio and rustls to implement the [RFC 8555](https://www.rfc-editor.org/rfc/rfc8555.html)
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specification.
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## Features
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* Store/recover your account credentials by serializing/deserializing
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* Fully async implementation with tracing support
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* Support for processing multiple orders concurrently
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2023-05-15 08:42:58 +00:00
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* Support for external account binding
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* Uses hyper with rustls and Tokio for HTTP requests
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* Uses *ring* for ECDSA signing
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* Minimum supported Rust version: 1.60
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## Limitations
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2024-01-22 12:57:08 +00:00
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* Only tested with DNS challenges against Let's Encrypt (staging and production) and ZeroSSL (production) so far
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* Only supports ECDSA keys for now
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2022-05-12 09:21:22 +00:00
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## Getting started
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2023-01-27 09:18:33 +00:00
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See the [examples](examples) directory for an example of how to use instant-acme.
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