Another covert channel for HTTP 1.1 and up, given by Graniszewski, et al , uses Trailer field in the HTTP header
for hiding data.
Listing 4: Content-Disposition field in HTTP header
. HTTP Response Header (1) 200 OK (2) Content-Type: text/html; charset=utf-8 (3) Content-Disposition: attachment; filename="filename.txt" (4) Content-Length: 22 Multidex.
It is an intermediate entity that filters HTTP headers
Similar to work , we focus on key-value pairs in HTTP headers
. In detail, justniffer (http://justniffer.sourceforge.net/) is first used to transform the raw packet traffic into HTTP messages.
GPN 6.5 features advanced problem identification, enhanced Screen Capture on Error capability, HTTP headers
to help users understand browser-server interactions and Traceroutes on Error to pinpoint network-related problems.
- Examining HTTP headers
for cookie and page caching vulnerabilities.
-- Web Attack Protection and URL Filtering: The intelligent content engine parses and filters URLs and all HTTP headers
for any malicious or illegal messages, including inappropriate URLs.
* HTTP Headers
: Testing tools should take appropriate actions based on HTTP headers
Proxyconn Acceleration Server compresses web pages, images, animations, documents and HTTP headers
, applying a combination of proprietary and public compression algorithms.
IEWatch Software has released IEWatch 1.0, a plug-in for Microsoft Internet Explorer that allows you to view and analyze HTTP headers
and HTML code.