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opless/gist:5460312

Created April 25, 2013 14:52
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How to dump a SSL cert and determine if it's valid. Useful if someone is doing a MITM attack on you.
Raw
gistfile1.txt
#!/bin/sh
echo "HEAD / HTTP/1.0\n Host: $1:443\n\n EOT\n" | openssl s_client -prexit -connect $1:443
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