# EVP_ASYM_CIPHER-SM2(7ssl) - man - phpMan

[EVP_ASYM_CIPHER-SM2(7SSL)](https://www.chedong.com/phpMan.php/man/EVPASYMCIPHER-SM2/7SSL/markdown)                      OpenSSL                     [EVP_ASYM_CIPHER-SM2(7SSL)](https://www.chedong.com/phpMan.php/man/EVPASYMCIPHER-SM2/7SSL/markdown)



## 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)](https://www.chedong.com/phpMan.php/man/cipher/7/markdown).

## SEE ALSO
       **EVP**___**[PKEY-SM2**(7)](https://www.chedong.com/phpMan.php/man/PKEY-SM2/7/markdown), **EVP**___**[PKEY**(3)](https://www.chedong.com/phpMan.php/man/PKEY/3/markdown), **provider-asym**___**[cipher**(7)](https://www.chedong.com/phpMan.php/man/cipher/7/markdown), [**provider-keymgmt**(7)](https://www.chedong.com/phpMan.php/man/provider-keymgmt/7/markdown),
       **OSSL**___**[PROVIDER-default**(7)](https://www.chedong.com/phpMan.php/man/PROVIDER-default/7/markdown)

## 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>>.



3.0.2                                        2026-04-07                    [EVP_ASYM_CIPHER-SM2(7SSL)](https://www.chedong.com/phpMan.php/man/EVPASYMCIPHER-SM2/7SSL/markdown)