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Report the signature type used on server certificate 

Parse the certificate used by server and report the signature used:

prio  ciphersuite              protocols                    pubkey_size  signature_algorithm    pfs_keysize
1     ECDHE-RSA-AES128-SHA256  TLSv1.2                      2048         sha1WithRSAEncryption  ECDH,P-256,256bits
2     ECDHE-ECDSA-AES128-SHA   SSLv3,TLSv1,TLSv1.1,TLSv1.2  256          ecdsa-with-SHA512      ECDH,P-256,256bits
3     AES128-SHA               SSLv3,TLSv1,TLSv1.1,TLSv1.2  2048         sha1WithRSAEncryption
4     AECDH-RC4-SHA            SSLv3,TLSv1,TLSv1.1,TLSv1.2  0            None                   ECDH,P-256,256bits
5     RC4-MD5                  SSLv3,TLSv1,TLSv1.1,TLSv1.2  2048         sha1WithRSAEncryption
6     EXP-RC4-MD5              SSLv3,TLSv1,TLSv1.1,TLSv1.2  2048         sha1WithRSAEncryption  RSA,512bits
master
Hubert Kario 2014-04-05 19:21:59 +02:00
parent f9fdd62a59
commit 946cc6a9ac
1 changed files with 11 additions and 5 deletions
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16
cipherscan
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@ -76,6 +76,10 @@ test_cipher_on_target() {
if [ -z $current_pubkey ]; then
current_pubkey=0
fi
current_sigalg=$(openssl x509 -noout -text 2>/dev/null <<<"$tmp"|grep Signature\ Algorithm | head -n 1 | awk '{print $3}') || current_sigalg="None"
if [ -z $current_sigalg ]; then
current_sigalg=None
fi
if [[ -z "$current_protocol" || "$current_cipher" == '(NONE)' ]]; then
# connection failed, try again with next TLS version
continue
@ -97,6 +101,7 @@ test_cipher_on_target() {
cipher=$current_cipher
pfs=$current_pfs
pubkey=$current_pubkey
sigalg=$current_sigalg
# grab the cipher and PFS key size
done
# if cipher is empty, that means none of the TLS version worked with
@ -108,13 +113,13 @@ test_cipher_on_target() {
# if cipher contains NONE, the cipher wasn't accepted
elif [ "$cipher" == '(NONE) ' ]; then
result="$cipher $protocols $pubkey $pfs"
result="$cipher $protocols $pubkey $sigalg $pfs"
verbose "handshake failed, server returned ciphersuite '$result'"
return 1
# the connection succeeded
else
result="$cipher $protocols $pubkey $pfs"
result="$cipher $protocols $pubkey $sigalg $pfs"
verbose "handshake succeeded, server returned ciphersuite '$result'"
return 0
fi
@ -178,9 +183,9 @@ display_results_in_terminal() {
done
if [ $DOBENCHMARK -eq 1 ]; then
header="prio ciphersuite protocols pubkey_size pfs_keysize avg_handshake_microsec"
header="prio ciphersuite protocols pubkey_size signature_algoritm pfs_keysize avg_handshake_microsec"
else
header="prio ciphersuite protocols pubkey_size pfs_keysize"
header="prio ciphersuite protocols pubkey_size signature_algorithm pfs_keysize"
fi
ctr=0
for result in "${results[@]}"; do
@ -202,7 +207,8 @@ display_results_in_json() {
echo -n "{\"cipher\":\"$(echo $cipher|awk '{print $1}')\","
echo -n "\"protocols\":[\"$(echo $cipher|awk '{print $2}'|sed 's/,/","/g')\"],"
echo -n "\"pubkey\":[\"$(echo $cipher|awk '{print $3}'|sed 's/,/","/g')\"],"
pfs=$(echo $cipher|awk '{print $4}')
echo -n "\"sigalg\":[\"$(echo $cipher|awk '{print $4}'|sed 's/,/","/g')\"],"
pfs=$(echo $cipher|awk '{print $5}')
[ "$pfs" == "" ] && pfs="None"
echo -n "\"pfs\":\"$pfs\"}"
ctr=$((ctr+1))