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pgporada/gist:7391863e37d329e37a746b5207510a07

Created February 4, 2018 04:34
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gistfile1.txt
#!/bin/bash
# AUTHOR: Phil Porada
DOMAIN=${1}
CERT=$(openssl s_client -connect ${DOMAIN}:443 2>&1 < /dev/null | sed -n '/-----BEGIN/,/-----END/p')
SANS=$(openssl x509 -noout -text -in <(echo "${CERT}") | grep '^[[:space:]]*Subject: CN=' | sed 's/^[[:space:]]*Subject: CN=//')
echo "${SANS}"
##################################################
##################### OUTPUT #####################
##################################################
$ ./check_cert.sh download.osmc.tv
my.osmc.tv
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