Get the public key and algorithm used to digitally sign webhook notifications. Verifying the digital signature ensures the notification came from Circle.
In the headers of each webhook, you can find
X-Circle-Signature: a header containing the digital signature generated by Circle.
X-Circle-Key-Id: a header containing the UUID. This is will be used as the ID as URL parameter to retrieve the relevant public key.
Circle's API Keys are formatted in the following structure "PREFIX:ID:SECRET". All three parts are requred to make a successful request.
Developer-provided parameter used to identify this request. Useful when communicating with Circle Support. A unique identifier, which can be helpful for identifying a request when communicating with Circle support.
"2adba88e-9d63-44bc-b975-9b6ae3440dde"
The universally unique identifier of the resource.
"b3d9d2d5-4c12-4946-a09d-953e82fae2b0"
Successfully retrieved a digital notification signature.