Custom Signatures
The Custom Signatures discussion is a resource for security professionals to discuss the creation process of custom signatures in their PAN-OS appliance.
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Custom Signatures
The Custom Signatures discussion is a resource for security professionals to discuss the creation process of custom signatures in their PAN-OS appliance.
About Custom Signatures

Welcome to the Custom Signatures discussion forum. This forum exists as a resource for security professionals to discuss the creation process of custom signatures in their PAN-OS appliance. Please feel free to engage with other community members and Palo Alto Networks staff. Ideas, questions, research, and observations regarding the process of custom signature creation are all actively encouraged.

For an introduction to the forum, please see the sticky!

Disclaimer:
This forum is provided for Live Community members to discuss and share information pertaining to custom signatures. Please use the information from this forum at your own risk and make sure to test and verify any signature and code presented here. For information on contacting Palo Alto Networks support, click here.

Discussions

custom mail app-id

hi. 

I'am trying to create a custom mail app-id filter, for matching; to whom mail is gonging to and from what domain.

I have add smtp as a parent application in the app-id.

 

My app-id is matching the helo, mail from, rcp, data. from the mail. The

...

application-smtp
application-ports
application-signature
policy-rule
klokholm by L1 Bithead
  • 1558 Views
  • 0 replies
  • 0 Likes

Resolved! Joomla Remote Code Execution - CVE-2015-8562

Hello,

 

I created a custom vulnerability signature that helps to detect and block the recently discovered Joomla RCE zero day which has since been patched by the vendor. I've opened a case with an engineer and he suggesed some additional protections

...

kalakai by L2 Linker
  • 3985 Views
  • 1 replies
  • 3 Likes

Submit a New Threat

Hello,

 

My IDS has detected a new Angler signature on my network and it was allowed by my PA firewall. The traffic was allowed being the IDS is not inline. How do I submit packets for a threat update/addition?

bkluth by L0 Member
  • 3136 Views
  • 4 replies
  • 0 Likes

How to make custom signature with segment field?

Recently, URL filter evasion application often use tcp segment field.

How to make custom application with tcp segment field?

 

Protocol sequence.

1. SYN 

2. SYN,ACK

3. ACK

4. PSH,ACK : TCP segment data has GET / HTTP/1.1

 

 

 

It can bypass our URL

...

dodgechrome_tcp_segment.png
bkim by L0 Member
  • 3224 Views
  • 2 replies
  • 0 Likes

PAN-OS 7.0.3 bug with Cloning of Profiles

Ran into an issue here tonight where when you clone a profile for anti spyware and pattern match based on that, this is broken and will not alert. Be sure to create a new profile from scratch. I have submitted this to Palo for them to vet this issue...

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