Chapter 38 IDP
ZyWALL USG Series User’s Guide
729
38.3.1 Add / Edit Custom Signatures
Click the
Add
icon to create a new signature or click the
Edit
icon to edit an existing signature in the
screen as shown in
.
A packet must match all items you configure in this screen before it matches the signature. The more
specific your signature (including packet contents), then the fewer false positives the signature will
trigger.
Try to write signatures that target a vulnerability, for example a certain type of traffic on certain
operating systems, instead of a specific exploit.
Customer
Signature Rule
Importing
Use this part of the screen to import custom signatures (previously saved to your computer) to
the Zyxel Device.
Note: The name of the complete custom signature file on the Zyxel Device is
‘custom.rules’. If you import a file named ‘custom.rules’, then all custom
signatures on the Zyxel Device are overwritten with the new file. If this is not
your intention, make sure that the files you import are not named
‘custom.rules’.
File Path
Type the file path and name of the custom signature file you want to import in the text box (or
click
Browse
to find it on your computer) and then click
Import
ing to transfer the file to the
Zyxel Device.
New signatures then display in the Zyxel Device
IDP > Custom Signatures
screen.
Table 265 Configuration > UTM Profile> IDP > Custom Signatures (continued)
LABEL
DESCRIPTION
Summary of Contents for USG110
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