Black Hills InfoSec - Bypassing WAFs Using Oversized Requests

Many web application firewalls (WAFs) can be bypassed by simply sending large amounts of extra data in the request body along with your payload. Most WAFs will only process requests up to a certain size limit. How the WAF is configured to handle these large requests determines exploitability, but some common WAFs will allow it by default.

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from Black Hills Information Security, Inc. https://www.blackhillsinfosec.com/bypassing-wafs-using-oversized-requests/

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