New csf v1.64

Major new feature in this release:

• Updated CLI help and readme.txt for new csf -u command from v1.63
• Changed the format of the email templates for new installations – if you want to use the new format remove /etc/csf/*.txt and then install csf
• Added mechanism to prevent multiple email/block attempts from login attacks in lfd
• Added new feature – Process Tracking. This option enables tracking of user and nobody processes and examines them for suspicious executables or open network ports. Its purpose is to identify potential exploit processes that are running on the server, even if they are obfuscated to appear as system services. If a suspicious process is found an alert email is sent with relevant information – readme.txt for details