...

SSPI means Security Support Provider Interface and is the interface used by VBscript / WMI to validate the user.

• If ForceGuest is enabled (set to 1), SSPI will always try to log on using the Guest account.
• If the Guest account is enabled, an SSPI logon will succeed as Guest for any user credentials.
• If the Guest account is disabled, an SSPI logon will fail even for valid credentials.
• If ForceGuest is disabled (set to 0), SSPI will log on as the specified user.

The above changes will require a reboot to take effect.

...

On Linux, Open-AudIT uses SSH as it's primary method of auditing. SNMP is also support (and detailed below).

The user used to audit a Linux host should be root or have sudo access. Some distributions do not allow sudo over an SSH session without a terminal. On these distributions, root can be used.

ESX

On VMware ESX, Open-AudIT uses SSH as it's primary method of auditing. SNMP is also support (and detailed below).

...

On OSX, Open-AudIT uses SSH as it's primary method of auditing. SNMP is also support (and detailed below).

The OSX audit script should be run by root or using sudo access.

SNMP

SNMP v1 and v2c are supported. Read access is required.