Cisco Cisco Email Security Appliance C160 Mode D'Emploi
22-4
User Guide for AsyncOS 9.8 for Cisco Email Security Appliances
Chapter 22 Text Resources
Content Dictionaries
•
proprietary_content.txt
•
sexual_content.txt
These text files are intended to be used in conjunction with the content dictionaries feature to aid you in
creating new dictionaries. These content dictionaries are weighted and use smart identifiers to better
detect patterns in data and trigger filters when the patterns indicate compliance issues.
creating new dictionaries. These content dictionaries are weighted and use smart identifiers to better
detect patterns in data and trigger filters when the patterns indicate compliance issues.
Note
Importing and exporting dictionaries does not preserve the Match Whole Words and Case Sensitive
settings. This settings are only preserved in the configuration file.
settings. This settings are only preserved in the configuration file.
See
for more information accessing on the configuration
directory.
You can also create your own dictionary files and import them onto the appliance. The best way to add
non-ASCII characters to dictionaries is to add the terms into the dictionary in a text file off the appliance,
move that file onto the appliance, and then import that file as a new dictionary. For more information
about importing dictionaries, see
non-ASCII characters to dictionaries is to add the terms into the dictionary in a text file off the appliance,
move that file onto the appliance, and then import that file as a new dictionary. For more information
about importing dictionaries, see
. For information about exporting
dictionaries, see
Caution
These text files contain terms that some persons may consider obscene, indecent or offensive. If you
import terms from these files into your content dictionaries, the terms will be displayed when you later
view the content dictionaries you have configured on the appliance.
import terms from these files into your content dictionaries, the terms will be displayed when you later
view the content dictionaries you have configured on the appliance.
Adding Dictionaries
Procedure
Step 1
Navigate to the Mail Policies > Dictionaries page.
Step 2
Click Add Dictionary.
Step 3
Type a name for the dictionary.
Step 4
(Optional) Configure Advanced Matching.
Note
AsyncOS preserves the Match Whole Words and Case Sensitive settings when you save them
in the configuration file. AsyncOS does not preserve these settings when importing and
exporting dictionaries.
in the configuration file. AsyncOS does not preserve these settings when importing and
exporting dictionaries.
Step 5
(Optional) Add a smart-identifier to the dictionary.
Smart identifiers are algorithms that search for patterns in data that correspond to common numeric
patterns, such as social security numbers and ABA routing numbers. For more information about smart
identifiers, see the “Using Message Filters to Enforce Email Policies” chapter.
patterns, such as social security numbers and ABA routing numbers. For more information about smart
identifiers, see the “Using Message Filters to Enforce Email Policies” chapter.
Step 6
Enter new dictionary entries into the list of terms.
If you have multiple new entries to add, and you want them to be equally likely trigger a filter action,
put each new term on its own line.
put each new term on its own line.