[#EVP_PKEY_CTX_set1_pbe_pass]
= EVP_PKEY_CTX_set1_pbe_pass
:mrdocs:

Set the password for a PBE‐based EVP_PKEY_CTX derivation (PKCS#5 style).

== Synopsis

Declared in `<openssl/kdf.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EVP_PKEY_CTX_set1_pbe_pass(
    xref:EVP_PKEY_CTX.adoc[EVP_PKEY_CTX]* ctx,
    char const* pass,
    int passlen);
----

== Return Value

1 on success, or a non‐positive value on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Key‐derivation context.
| *pass*
| Password bytes (may contain embedded NULs).
| *passlen*
| Length of `pass` in bytes.
|===


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