---
name: "EVP_ASYM_CIPHER-SM2"
section: "7ssl"
platform: "linux"
package: "openssl"
version: "3.6.5-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/EVP_ASYM_CIPHER-SM2"
---

# EVP\_ASYM\_CIPHER-SM2(7ssl)

SM2 Asymmetric Cipher algorithm support

## NAME

EVP\_ASYM\_CIPHER-SM2 - SM2 Asymmetric Cipher algorithm support

## DESCRIPTION

Asymmetric Cipher support for the **SM2** key type.

### SM2 Asymmetric Cipher parameters

- "digest" (**OSSL\_ASYM\_CIPHER\_PARAM\_DIGEST**) \<UTF8 string\>

  - "digest-props" (**OSSL\_ASYM\_CIPHER\_PARAM\_DIGEST\_PROPS**) \<UTF8 string\>

  See "Asymmetric Cipher Parameters" in **provider-asym\_cipher**(7).

## SEE ALSO

**EVP\_PKEY-SM2**(7), **EVP\_PKEY**(3), **provider-asym\_cipher**(7), **provider-keymgmt**(7), **OSSL\_PROVIDER-default**(7)

## COPYRIGHT

Copyright 2020 The OpenSSL Project Authors. All Rights Reserved.

Licensed under the Apache License 2.0 (the "License").  You may not use this file except in compliance with the License.  You can obtain a copy in the file LICENSE in the source distribution or at \<https://www.openssl.org/source/license.html\>.