Monthly Archives: March 2016

How to identify the end of lines used in a text file

It’s pretty easy to find files that have Windows end of lines (CRLF) with the GNU grep: And if you need to find files with Unix end of lines: But you may need more, for instance to find out if … Continue reading

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How to detect a transparent proxy with nmap

On some networks, the outbound traffic to web servers (ports 80 and 443) might be intercepted on the fly by a transparent proxy. A simple way to try to detect such a proxy with nmap is to run the following … Continue reading

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