[#RSA_check_key]
= RSA_check_key
:mrdocs:

Validate consistency of an RSA key's public/private components (deprecated).

== Synopsis

Declared in `<openssl/rsa.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
RSA_check_key(xref:RSA.adoc[RSA] const* rsa);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

1 if the key looks consistent, or 0 on failure (error queue may explain).

== Parameters

[cols="1,4"]
|===
| Name| Description
| *rsa*
| RSA key to check.
|===


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