Configuring SSH – banner configuration – ‘Banner = /etc/motd’ Details Checking that /etc/ssh/sshd_config has been edited to use a login herald. Supportive Information The following resource is also helpful....
Configuring SSH – client protocol – ‘Protocol 2’ Details Checking that /etc/ssh/ssh_config has been edited to allow SSH2 only. Supportive Information The following resource is also helpful. https://workbench.cisecurity.org/files/525...
Configuring SSH – disable null passwords – ‘PermitEmptyPasswords = no’ Details Checking that /etc/ssh/sshd_config has been edited to disallow authenticating users with null passwords. Supportive Information The following resource is...
Configuring SSH – disabling direct root access – ‘PermitRootLogin = no’ Details Checking that /etc/ssh/sshd_config has been edited to disable direct root login. Supportive Information The following resource is also helpful....
Configuring SSH – set privilege separation – ‘UsePrivilegeSeparation = yes’ Details Checking that /etc/ssh/sshd_config has been edited to ensure that privilege separation is enabled. Supportive Information The following resource is...
Configuring SSH – ssh_config permissions lockdown – ‘/etc/ssh/ssh_config root:system 644’ Details Checking that /etc/ssh/sshd_config exists and is mode 644 Supportive Information The following resource is also helpful. https://workbench.cisecurity.org/files/525 This security...
Configuring SSH – sshd_config permissions lockdown – ‘/etc/ssh/sshd_config root:system 600’ Details Checking that /etc/ssh/sshd_config exists and is mode 600 Supportive Information The following resource is also helpful. https://workbench.cisecurity.org/files/525 This security...
Configuring SSH – server protocol – ‘Protocol 2’ Details Checking that /etc/ssh/sshd_config has been edited to allow SSH2 only. Supportive Information The following resource is also helpful. https://workbench.cisecurity.org/files/525...
/etc/inetd.conf – permissions and ownership – ‘/etc/inetd.conf root:system 644’ Details Checks that the owner, group and mode of /etc/inetd.conf are set appropriately. Supportive Information The following resource is also...
/etc/mail/sendmail.cf – SmtpGreetingMessage – ‘SmtpGreetingMessage = mailerready’ Details Checking that /etc/mail/sendmail.cf has been edited to change the default SmtpGreetingMessage. Supportive Information The following resource is also helpful....