Created
December 13, 2017 19:33
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#!/usr/bin/env bash | |
if [ $# -eq 0 ]; then | |
echo "ERROR: Usage: $0 <server_to_check> i.e. example.com" | |
exit 1 | |
fi | |
if [ $# -eq 1 ]; then | |
SERVER=$1 | |
fi | |
SERVER+=:443 | |
echo "checking $SERVER" | |
# OpenSSL requires the port number, change example.com to whatever you want to test | |
DELAY=1 | |
ciphers=$(openssl ciphers 'ALL:eNULL' | sed -e 's/:/ /g') | |
echo Obtaining cipher list from $(openssl version). | |
for cipher in ${ciphers[@]} | |
do | |
echo -n Testing $cipher... | |
result=$(echo -n | openssl s_client -cipher "$cipher" -connect $SERVER 2>&1) | |
if [[ "$result" =~ ":error:" ]] ; then | |
error=$(echo -n $result | cut -d':' -f6) | |
echo NO \($error\) | |
else | |
if [[ "$result" =~ "Cipher is ${cipher}" || "$result" =~ "Cipher :" ]] ; then | |
echo YES | |
else | |
echo UNKNOWN RESPONSE | |
echo $result | |
fi | |
fi | |
sleep $DELAY | |
done |
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