Signature Generators

OBS offers visualized tools for you to easily generate signatures.

**Table 1** Signature generators
Calculation Method	How to Obtain
Authenticating the signature in a header	Generate Signed Authorization Header
Authenticating the signature in a URL	Generate Signed Query URL

During an OBS API call, if the following error is reported:

Status code: 403 Forbidden

Error code: SignatureDoesNotMatch

Error message: The request signature we calculated does not match the signature you provided. Check your key and signing method.

Handle the problem by referring to Why Don't the Signatures Match?

Parent topic: Authentication

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