[#BIO_f_cipher]
= BIO_f_cipher
:mrdocs:

Return the filter BIO_METHOD that encrypts or decrypts data with an EVP_CIPHER.

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BIO_METHOD.adoc[BIO_METHOD] const*
BIO_f_cipher();
----

== Return Value

Pointer to the cipher filter BIO method.


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