httpsig-hyper-0.0.2 has been yanked.
httpsig-hyper
Example
You can run a basic example in ./examples as follows.
% cargo run --examples hyper
Caveats
Note that even if content-digest header is specified as one of covered component for signature, the verification process of httpsig-hyper doesn't validate the message body. Namely, it only check the consistency between the signature and message components.