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kyanny/download-cert.sh

Created November 19, 2021 06:23
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download-cert.sh
#!/bin/bash
host=$1
if [[ -z $host ]]; then
echo "Usage: bash $0 HOSTNAME"
exit 1
fi
echo | openssl s_client -servername $host -connect $host:443 | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' > certificate.crt
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