[#HasHardenedDerivation]
= HasHardenedDerivation
:mrdocs:

Whether a parsed HD keypath contains at least one hardened derivation step.

== Synopsis

Declared in `<util/bip32.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
HasHardenedDerivation(std::span<uint32_t const> keypath);
----

== Return Value

true if any step in the key path is hardened.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *keypath*
| The derivation indices to inspect.
|===


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