Extract A Server Certificate From A HTTPS Connection.
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Join For FreeYou can simply extract information about the SSL certificate of HTTP connections using OpenSSL
openssl s_client -connect ${URL}:${PORT}
For example:
openssl s_client -connect checkout.google.com:443
From there, it is only redirecting the output to a file or extracting information out of the stream with Perl.
HTTPS
Connection (dance)
Extract
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