{
    "mode": "man",
    "parameter": "EVP_ASYM_CIPHER-RSA",
    "section": "7ssl",
    "url": "https://www.chedong.com/phpMan.php/man/EVP_ASYM_CIPHER-RSA/7ssl/json",
    "generated": "2026-10-07T22:50:25Z",
    "sections": {
        "NAME": {
            "content": "EVPASYMCIPHER-RSA - RSA Asymmetric Cipher algorithm support\n",
            "subsections": []
        },
        "DESCRIPTION": {
            "content": "Asymmetric Cipher support for the RSA key type.\n",
            "subsections": [
                {
                    "name": "RSA Asymmetric Cipher parameters",
                    "content": "\"pad-mode\" (OSSLASYMCIPHERPARAMPADMODE) <UTF8 string>\nThe default provider understands these RSA padding modes in string form:\n\n\"none\" (OSSLPKEYRSAPADMODENONE)\n\"oaep\" (OSSLPKEYRSAPADMODEOAEP)\n\"pkcs1\" (OSSLPKEYRSAPADMODEPKCSV15)\n\"x931\" (OSSLPKEYRSAPADMODEX931)\n\"pad-mode\" (OSSLASYMCIPHERPARAMPADMODE) <integer>\nThe default provider understands these RSA padding modes in integer form:\n\n1 (RSAPKCS1PADDING)\n3 (RSANOPADDING)\n4 (RSAPKCS1OAEPPADDING)\n5 (RSAX931PADDING)\n\nSee EVPPKEYCTXsetrsapadding(3) for further details.\n\n\"digest\" (OSSLASYMCIPHERPARAMOAEPDIGEST) <UTF8 string>\n\"digest-props\" (OSSLASYMCIPHERPARAMOAEPDIGESTPROPS) <UTF8 string>\n\"mgf1-digest\" (OSSLASYMCIPHERPARAMMGF1DIGEST) <UTF8 string>\n\"mgf1-digest-props\" (OSSLASYMCIPHERPARAMMGF1DIGESTPROPS) <UTF8 string>\n\"oaep-label\" (OSSLASYMCIPHERPARAMOAEPLABEL) <octet string>\n\"tls-client-version\" (OSSLASYMCIPHERPARAMTLSCLIENTVERSION) <unsigned integer>\nSee RSAPKCS1WITHTLSPADDING on the page EVPPKEYCTXsetrsapadding(3).\n\n\"tls-negotiated-version\" (OSSLASYMCIPHERPARAMTLSCLIENTVERSION) <unsigned integer>\nSee RSAPKCS1WITHTLSPADDING on the page EVPPKEYCTXsetrsapadding(3).\n\nSee \"Asymmetric Cipher Parameters\" in provider-asymcipher(7) for more information.\n"
                }
            ]
        },
        "SEE ALSO": {
            "content": "EVPPKEY-RSA(7),       EVPPKEY(3),       provider-asymcipher(7),       provider-keymgmt(7),\nOSSLPROVIDER-default(7) OSSLPROVIDER-FIPS(7)\n",
            "subsections": []
        },
        "COPYRIGHT": {
            "content": "Copyright 2022 The OpenSSL Project Authors. All Rights Reserved.\n\nLicensed under the Apache License 2.0 (the \"License\").  You may not use this file  except  in\ncompliance  with  the  License.   You  can  obtain  a  copy in the file LICENSE in the source\ndistribution or at <https://www.openssl.org/source/license.html>.\n\n3.0.13                                       2026-07-29                    EVPASYMCIPHER-RSA(7SSL)",
            "subsections": []
        }
    },
    "summary": "EVPASYMCIPHER-RSA - RSA Asymmetric Cipher algorithm support",
    "flags": [],
    "examples": [],
    "see_also": [
        {
            "name": "EVPPKEY-RSA",
            "section": "7",
            "url": "https://www.chedong.com/phpMan.php/man/EVPPKEY-RSA/7/json"
        },
        {
            "name": "EVPPKEY",
            "section": "3",
            "url": "https://www.chedong.com/phpMan.php/man/EVPPKEY/3/json"
        },
        {
            "name": "provider-asymcipher",
            "section": "7",
            "url": "https://www.chedong.com/phpMan.php/man/provider-asymcipher/7/json"
        },
        {
            "name": "provider-keymgmt",
            "section": "7",
            "url": "https://www.chedong.com/phpMan.php/man/provider-keymgmt/7/json"
        },
        {
            "name": "OSSLPROVIDER-default",
            "section": "7",
            "url": "https://www.chedong.com/phpMan.php/man/OSSLPROVIDER-default/7/json"
        },
        {
            "name": "OSSLPROVIDER-FIPS",
            "section": "7",
            "url": "https://www.chedong.com/phpMan.php/man/OSSLPROVIDER-FIPS/7/json"
        }
    ]
}