> For the complete documentation index, see [llms.txt](https://hydro.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hydro.gitbook.io/docs/raindrop/client-side-raindrop/verifying-signatures.md).

# Verifying signatures

first, get the address for the provided HydroID. Then call isSigned

params( v, r, s signature, message, address)

returns bool indicating whether the signed message corresponds to the address provided or not.