 ciphers with an asymmetric key length of 512 bits and the server is not configured to use temporary RSA keys), the &quot;no shared cipher&quot; (SSL_R_NO_SHARED_CIPHER) error is generated and the handshake will fail.</p>

<p>OSSL_default_cipher_list() and OSSL_default_ciphersuites() replace SSL_DEFAULT_CIPHER_LIST and TLS_DEFAULT_CIPHERSUITES, respectively. The cipher list defines are deprecated as of 3.0.</p>

<h1 id="RETURN-VALUES">RETURN VALUES</h1>

<p>SSL_CTX_set_cipher_list() and SSL_set_cipher_list(