PHPMyAdmin safe config on Ubuntu Server

ipfilter.apacheconf

<Directory /usr/share/phpmyadmin>

  Order allow,deny
  Allow from 192.168.1.0/24

</Directory>

phpmyadmin.apacheconf

# phpMyAdmin default Apache configuration

<VirtualHost *:80>

  ServerAdmin [email protected]
  ServerName pma1.mydomain.ltd
  DocumentRoot /usr/share/phpmyadmin

  <Directory /usr/share/phpmyadmin>
    Options FollowSymLinks
    DirectoryIndex index.php
    AuthType Basic
    AuthName "RESTRICTED ACCESS"
    AuthUserFile /srv/www/.htpasswd
    Require user myusername
    <IfModule mod_php5.c>
      AddType application/x-httpd-php .php
      php_flag magic_quotes_gpc Off
      php_flag track_vars On
      php_flag register_globals Off
      php_admin_flag allow_url_fopen Off
      php_value include_path .
      php_admin_value upload_tmp_dir /var/lib/phpmyadmin/tmp
      php_admin_value open_basedir /usr/share/phpmyadmin/:/etc/phpmyadmin/:/var/lib/phpmyadmin/
    </IfModule>
  </Directory>

  # Disallow web access to setup
  <Directory /usr/share/phpmyadmin/setup>
    Order Deny,Allow
    Deny from All
  </Directory>

  # Disallow web access to libraries
  <Directory /usr/share/phpmyadmin/libraries>
    Order Deny,Allow
    Deny from All
  </Directory>

</VirtualHost>

ssl.apacheconf

<VirtualHost *:80>

  SSLEngine on
  SSLOptions +StrictRequire
  SSLCertificateFile /etc/ssl/certs/server.crt
  SSLCertificateKeyFile /etc/ssl/private/server.key

  RewriteEngine On
  RewriteCond %{HTTPS} !=on
  RewriteRule ^/?(.*) https://%{SERVER_NAME}/$1 [R,L]

</VirtualHost>