Tenable Knowledgebase
/opt/nessus/var/nessus/logs - ✔✔The admin logs for Nessus are located where?
/opt/sc/admin/logs - ✔✔The admin logs for SecurityCenter are located where?
1241 - ✔✔This is the legacy Nessus port.
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19506 - ✔✔This plugin tells you information about your scan itself.
8834 - ✔✔This is the default Nessus port as of Nessus 8.
0
False. 1241 is the legacy Nessus port. 8834 is correct. - ✔✔True or False: By default, Nessus Agents
communicate back to Tenable.io Vulnerability Management or On-Prem Agent Manager in the same way that
standard Nessus scanners do: over TCP port 1241 for On-Prem Agent Manager or port 443 for Tenable.io.
That communication is encrypted with AES-256 encryption, depending on configuration at the time of
installation.
0
False. Tenable.io can handle this traffic as long as you are sending to 443 instead of 8834. - ✔✔True or False:
Tenable.io CANNOT handle the management of Nessus agents and Tenable.sc must be used.
In the options drop-down on the page, select "Switch to Cumulative." - ✔✔If you are looking at an individual
1
set of scan results and you navigate to Analysis > Vulnerabilities, what must you do in order to see everything
together as opposed to still seeing the individual scan result?
It is for authentication failures, and means that credentials were attempted and failed. - ✔✔Explain plugin
21745
Nessus scanner - ✔✔A Nessus manager is a(n) ____ with a different license.
Repository - ✔✔This object in SecurityCenter is controlled by an IP list that decides what vulnerability data
can be stored within it.
Scan Results > Cog (on result) > Send to Report - ✔✔If you did not generate a report as a post-scan action,
how can you take an existing LONE scan result and run a report off of it?
Scan Zone - ✔✔This object within SecurityCenter is controlled by an IP list that decides what IPs it is allowed
to scan.
Scan Zones - ✔✔This object within SecurityCenter has scanners assigned to it, and the end users select it
when they are deciding what scanners to scan with. Can have one or more associated scanners.
SQLite - ✔✔Nessus and SecurityCenter use what type of database?
/opt/nessus/var/nessus/logs - ✔✔The admin logs for Nessus are located where?
/opt/sc/admin/logs - ✔✔The admin logs for SecurityCenter are located where?
1241 - ✔✔This is the legacy Nessus port.
%
19506 - ✔✔This plugin tells you information about your scan itself.
8834 - ✔✔This is the default Nessus port as of Nessus 8.
0
False. 1241 is the legacy Nessus port. 8834 is correct. - ✔✔True or False: By default, Nessus Agents
communicate back to Tenable.io Vulnerability Management or On-Prem Agent Manager in the same way that
standard Nessus scanners do: over TCP port 1241 for On-Prem Agent Manager or port 443 for Tenable.io.
That communication is encrypted with AES-256 encryption, depending on configuration at the time of
installation.
0
False. Tenable.io can handle this traffic as long as you are sending to 443 instead of 8834. - ✔✔True or False:
Tenable.io CANNOT handle the management of Nessus agents and Tenable.sc must be used.
In the options drop-down on the page, select "Switch to Cumulative." - ✔✔If you are looking at an individual
1
set of scan results and you navigate to Analysis > Vulnerabilities, what must you do in order to see everything
together as opposed to still seeing the individual scan result?
It is for authentication failures, and means that credentials were attempted and failed. - ✔✔Explain plugin
21745
Nessus scanner - ✔✔A Nessus manager is a(n) ____ with a different license.
Repository - ✔✔This object in SecurityCenter is controlled by an IP list that decides what vulnerability data
can be stored within it.
Scan Results > Cog (on result) > Send to Report - ✔✔If you did not generate a report as a post-scan action,
how can you take an existing LONE scan result and run a report off of it?
Scan Zone - ✔✔This object within SecurityCenter is controlled by an IP list that decides what IPs it is allowed
to scan.
Scan Zones - ✔✔This object within SecurityCenter has scanners assigned to it, and the end users select it
when they are deciding what scanners to scan with. Can have one or more associated scanners.
SQLite - ✔✔Nessus and SecurityCenter use what type of database?
