[#AEADChaCha20Poly1305-Encrypt-09]
= xref:AEADChaCha20Poly1305.adoc[AEADChaCha20Poly1305]::Encrypt
:relfileprefix: ../
:mrdocs:

`Encrypt` overloads

== Synopses

Declared in `<crypto/chacha20poly1305.h>`

Encrypt a message with a specified 96‐bit nonce and aad.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
xref:AEADChaCha20Poly1305/Encrypt-07.adoc[Encrypt](
    std::span<std::byte const> plain,
    std::span<std::byte const> aad,
    xref:AEADChaCha20Poly1305/Nonce96.adoc[Nonce96] nonce,
    std::span<std::byte> cipher) noexcept;
----

[.small]#xref:AEADChaCha20Poly1305/Encrypt-07.adoc[_» more..._]#

Encrypt a message (given split into plain1 + plain2) with a specified 96‐bit nonce and aad.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
xref:AEADChaCha20Poly1305/Encrypt-06.adoc[Encrypt](
    std::span<std::byte const> plain1,
    std::span<std::byte const> plain2,
    std::span<std::byte const> aad,
    xref:AEADChaCha20Poly1305/Nonce96.adoc[Nonce96] nonce,
    std::span<std::byte> cipher) noexcept;
----

[.small]#xref:AEADChaCha20Poly1305/Encrypt-06.adoc[_» more..._]#

== Parameters

[cols="1,4"]
|===
| Name| Description
| *plain*
| The plaintext to encrypt.
| *aad*
| The associated data to authenticate but not encrypt.
| *nonce*
| The 96‐bit nonce.
| *cipher*
| Output buffer receiving the ciphertext and authentication tag.
| *plain1*
| The first part of the plaintext to encrypt.
| *plain2*
| The second part of the plaintext to encrypt.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#