Used for establishing secure connections using SSL

# mysqli::ssl_set

# mysqli_ssl_set

(PHP 5, PHP 7, PHP 8)

mysqli::ssl_set -- mysqli_ssl_set — Used for establishing secure connections using SSL

### Description

Object-oriented style

public mysqli::ssl_set(
?string `$key`,
?string `$certificate`,
?string `$ca_certificate`,
?string `$ca_path`,
?string `$cipher_algos`
): true

Procedural style

mysqli_ssl_set(
mysqli `$mysql`,
?string `$key`,
?string `$certificate`,
?string `$ca_certificate`,
?string `$ca_path`,
?string `$cipher_algos`
): true

Used for establishing secure connections using SSL. It must be called before mysqli_real_connect(). This function does nothing unless OpenSSL support is enabled.

### Parameters

`mysql`

  Procedural style only: A mysqli object returned by mysqli_connect() or mysqli_init()

`key`

  The path name to the key file.

`certificate`

  The path name to the certificate file.

`ca_certificate`

  The path name to the certificate authority file.

`ca_path`

  The pathname to a directory that contains trusted SSL CA certificates in PEM format.

`cipher_algos`

  A list of allowable ciphers to use for SSL encryption.

### Return Values

Always returns `true`. If SSL setup is incorrect mysqli_real_connect() will return an error when you attempt to connect.

### See Also

- mysqli_options() - Set options
- mysqli_real_connect() - Opens a connection to the MySQL server

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