[#EVP_CIPHER_CTX]
= EVP_CIPHER_CTX
:mrdocs:

Opaque symmetric‐cipher operation context (EVP_EncryptInit and related EVP_Cipher APIs).

== Synopsis

Declared in `<openssl/types.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
typedef xref:evp_cipher_ctx_st.adoc[evp_cipher_ctx_st] EVP_CIPHER_CTX;
----


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