LoadBalancer Cookie Decoder - BIG-IP & Netscaler
Overview
The LoadBalancer Cookie Decoder is a specialized web-based utility designed for network administrators, security professionals, and IT personnel. This tool decodes cookies generated by F5 BIG-IP and Citrix Netscaler load balancers, revealing valuable information about backend server infrastructure including IP addresses and port numbers.
Purpose
Load balancers such as F5 BIG-IP and Citrix Netscaler encode backend server information within cookies to maintain session persistence. While this information is not immediately visible, it can be decoded to reveal details about internal network architecture. This tool facilitates the decoding process, providing immediate insights into the underlying infrastructure.
Usage Instructions
- Navigate to the URL where the tool is hosted
- Select the cookie type from the dropdown menu:
- Choose "BIG-IP" for F5 BIG-IP cookies
- Choose "NSC_" for Citrix Netscaler cookies
- Enter the cookie value (without the cookie name) in the text field
- Example for BIG-IP:
2573437962.20480.0000 - Example for Netscaler:
ffffffffaf183e3445525d5f4f58455e445a4a42378b
- Example for BIG-IP:
- Click the "Decode" button to process the cookie and view result
Result:
-