- NAME
- SYNOPSIS
- DESCRIPTION
- RETURN VALUES
- NOTES
- HISTORY
- SEE ALSO
- COPYRIGHT

# NAME

SSL_CTX_set_min_proto_version, SSL_CTX_set_max_proto_version, SSL_set_min_proto_version, SSL_set_max_proto_version - Set minimum and maximum supported protocol version

# SYNOPSIS

     #include <openssl/ssl.h>

     int SSL_CTX_set_min_proto_version(SSL_CTX *ctx, int version);
     int SSL_CTX_set_max_proto_version(SSL_CTX *ctx, int version);
     int SSL_set_min_proto_version(SSL *ssl, int version);
     int SSL_set_max_proto_version(SSL *ssl, int version);

# DESCRIPTION

The functions set the minimum and maximum supported protocol versions for the ctx or ssl. This works in combination with the options set via RETURN VALUES

These functions return 1 on success and 0 on failure.

# NOTES

All these functions are implemented using macros.

# HISTORY

The functions were added in OpenSSL 1.1.0

# SEE ALSO

SSL_CONF_cmd(3)

# COPYRIGHT

Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.

Licensed under the OpenSSL license (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.