diff --git a/testssl.sh b/testssl.sh
index 873e224..cf1482e 100755
--- a/testssl.sh
+++ b/testssl.sh
@@ -108,9 +108,10 @@ egrep -q "dev|rc" <<< "$VERSION" && \
 
 readonly PROG_NAME=$(basename "$0")
 readonly RUN_DIR=$(dirname "$0")
-TESTSSL_INSTALL_DIR="${TESTSSL_INSTALL_DIR:-""}"   # if you run testssl.sh from a different path you can set either TESTSSL_INSTALL_DIR
-CA_BUNDLES_PATH="${CA_BUNDLES_PATH:-""}"           # or CA_BUNDLES_PATH to find the CA BUNDLES. TESTSSL_INSTALL_DIR helps you to find the RFC mapping also
+TESTSSL_INSTALL_DIR="${TESTSSL_INSTALL_DIR:-""}"  # if you run testssl.sh from a different path you can set either TESTSSL_INSTALL_DIR
+CA_BUNDLES_PATH="${CA_BUNDLES_PATH:-""}"          # or CA_BUNDLES_PATH to find the CA BUNDLES. TESTSSL_INSTALL_DIR helps you to find the RFC mapping also
 CIPHERS_BY_STRENGTH_FILE=""
+TLS_DATA_FILE=""                                  # mandatory file for socket based handdhakes
 OPENSSL_LOCATION=""
 HNAME="$(hostname)"
 HNAME="${HNAME%%.*}"
@@ -297,6 +298,7 @@ HEX_CIPHER=""
 SERVER_COUNTER=0                        # Counter for multiple servers
 
 #################### SEVERITY ####################
+
 INFO=0
 OK=0
 LOW=1
@@ -337,237 +339,6 @@ show_finding() {
 }
 
 
-###### some hexbytes for bash network sockets follow ######
-
-# 133 standard cipher + 4x GOST for TLS 1.2 and SPDY/NPN
-readonly TLS12_CIPHER="
-cc,14, cc,13, cc,15, c0,30, c0,2c, c0,28, c0,24, c0,14,
-c0,0a, c0,22, c0,21, c0,20, 00,a5, 00,a3, 00,a1, 00,9f,
-00,6b, 00,6a, 00,69, 00,68, 00,39, 00,38, 00,37, 00,36, 00,80, 00,81, 00,82, 00,83,
-c0,77, c0,73, 00,c4, 00,c3, 00,c2, 00,c1, 00,88, 00,87,
-00,86, 00,85, c0,32, c0,2e, c0,2a, c0,26, c0,0f, c0,05,
-c0,79, c0,75, 00,9d, 00,3d, 00,35, 00,c0, 00,84, c0,2f,
-c0,2b, c0,27, c0,23, c0,13, c0,09, c0,1f, c0,1e, c0,1d,
-00,a4, 00,a2, 00,a0, 00,9e, 00,67, 00,40, 00,3f, 00,3e,
-00,33, 00,32, 00,31, 00,30, c0,76, c0,72, 00,be, 00,bd,
-00,bc, 00,bb, 00,9a, 00,99, 00,98, 00,97, 00,45, 00,44,
-00,43, 00,42, c0,31, c0,2d, c0,29, c0,25, c0,0e, c0,04,
-c0,78, c0,74, 00,9c, 00,3c, 00,2f, 00,ba, 00,96, 00,41,
-00,07, c0,11, c0,07, 00,66, c0,0c, c0,02, 00,05, 00,04,
-c0,12, c0,08, c0,1c, c0,1b, c0,1a, 00,16, 00,13, 00,10,
-00,0d, c0,0d, c0,03, 00,0a, 00,63, 00,15, 00,12, 00,0f,
-00,0c, 00,62, 00,09, 00,65, 00,64, 00,14, 00,11, 00,0e,
-00,0b, 00,08, 00,06, 00,03, 00,ff"
-
-# 76 standard cipher +4x GOST for SSLv3, TLS 1, TLS 1.1
-readonly TLS_CIPHER="
-c0,14, c0,0a, c0,22, c0,21, c0,20, 00,39, 00,38, 00,37,
-00,36, 00,88, 00,87, 00,86, 00,85, c0,0f, c0,05, 00,35,
-00,84, c0,13, c0,09, c0,1f, c0,1e, c0,1d, 00,33, 00,32, 00,80, 00,81, 00,82, 00,83,
-00,31, 00,30, 00,9a, 00,99, 00,98, 00,97, 00,45, 00,44,
-00,43, 00,42, c0,0e, c0,04, 00,2f, 00,96, 00,41, 00,07,
-c0,11, c0,07, 00,66, c0,0c, c0,02, 00,05, 00,04, c0,12,
-c0,08, c0,1c, c0,1b, c0,1a, 00,16, 00,13, 00,10, 00,0d,
-c0,0d, c0,03, 00,0a, 00,63, 00,15, 00,12, 00,0f, 00,0c,
-00,62, 00,09, 00,65, 00,64, 00,14, 00,11, 00,0e, 00,0b,
-00,08, 00,06, 00,03, 00,ff"
-
-readonly -a TLS13_KEY_SHARES=(
- "0" "1" "2" "3" "4" "5" "6" "7" "8" "9" "a" "b" "c" "d" "e" "f"
-  "10" "11" "12" "13" "14" "15" "16"
-"-----BEGIN EC PARAMETERS-----
-BggqhkjOPQMBBw==
------END EC PARAMETERS-----
------BEGIN EC PRIVATE KEY-----
-MHcCAQEEIHEhQsBkqt1i15mG1wluq/zLqDmjqNQegtgxyNBfRbZSoAoGCCqGSM49
-AwEHoUQDQgAEJP3GoZyVYrabOauJMWUZJxM0PEbtjTxW7K8V+JMDhJa+UyRQm8Tf
-2LDnzCAiuwzF8m0KhcloHEoptD2WBUmJlQ==
------END EC PRIVATE KEY-----
-"
-"-----BEGIN EC PARAMETERS-----
-BgUrgQQAIg==
------END EC PARAMETERS-----
------BEGIN EC PRIVATE KEY-----
-MIGkAgEBBDA7MCUdHy2+Kc73fWph++jWo18LHzzm7SKLgycQBNtmeJu3w1y9pK0G
-EXgAWsIePIOgBwYFK4EEACKhZANiAAT/x7tN8plE6gbA6D4Igp3ash5EvZxvNqdG
-Q50fcDrIco91ybaVlg2tdngZgurTzte+jv7kdkYrILUmLnXxAUGg4d86yStfcZaI
-rDEB8Hc9BgJkFFoLSsXMVCKfoEo777k=
------END EC PRIVATE KEY-----
-"
-"-----BEGIN EC PARAMETERS-----
-BgUrgQQAIw==
------END EC PARAMETERS-----
------BEGIN EC PRIVATE KEY-----
-MIHbAgEBBEFjBqkejwKserOf+LoY6xeSUUoLSZQDz/oNLXLB3NQJ3ewDkhbjOvcL
-jG1on33V080fXRTN3eNdfvzcqDw4c0GGCKAHBgUrgQQAI6GBiQOBhgAEAHuBnMpQ
-+30lnd/gWrHwjLrXQ+EwtxYzMjSDkfRxr0UQ0YuzDNzsVP0azylC06BUlcAvVgiX
-+61BiUapw+37EORuAaHOlob0nobmFND7peN0YglQuBeSdqK3cbdP/u9jffGr2H99
-bONJgO7LSp05PXa79CEi8sydmKYiH1pSLAzRiQnh
------END EC PRIVATE KEY-----
-" "1a" "1b" "1c"
-"-----BEGIN PRIVATE KEY-----
-MC4CAQAwBQYDK2VuBCIEIACiKGKr1nm2eobXvsI3HrWNKR5wEVAIf7KaCmDPxsJR
------END PRIVATE KEY-----
-" "1e" "1f"
- "20" "21" "22" "23" "24" "25" "26" "27" "28" "29" "2a" "2b" "2c" "2d" "2e" "2f"
- "30" "31" "32" "33" "34" "35" "36" "37" "38" "39" "3a" "3b" "3c" "3d" "3e" "3f"
- "40" "41" "42" "43" "44" "45" "46" "47" "48" "49" "4a" "4b" "4c" "4d" "4e" "4f"
- "50" "51" "52" "53" "54" "55" "56" "57" "58" "59" "5a" "5b" "5c" "5d" "5e" "5f"
- "60" "61" "62" "63" "64" "65" "66" "67" "68" "69" "6a" "6b" "6c" "6d" "6e" "6f"
- "70" "71" "72" "73" "74" "75" "76" "77" "78" "79" "7a" "7b" "7c" "7d" "7e" "7f"
- "80" "81" "82" "83" "84" "85" "86" "87" "88" "89" "8a" "8b" "8c" "8d" "8e" "8f"
- "90" "91" "92" "93" "94" "95" "96" "97" "98" "99" "9a" "9b" "9c" "9d" "9e" "9f"
- "a0" "a1" "a2" "a3" "a4" "a5" "a6" "a7" "a8" "a9" "aa" "ab" "ac" "ad" "ae" "af"
- "b0" "b1" "b2" "b3" "b4" "b5" "b6" "b7" "b8" "b9" "ba" "bb" "bc" "bd" "be" "bf"
- "c0" "c1" "c2" "c3" "c4" "c5" "c6" "c7" "c8" "c9" "ca" "cb" "cc" "cd" "ce" "cf"
- "d0" "d1" "d2" "d3" "d4" "d5" "d6" "d7" "d8" "d9" "da" "db" "dc" "dd" "de" "df"
- "e0" "e1" "e2" "e3" "e4" "e5" "e6" "e7" "e8" "e9" "ea" "eb" "ec" "ed" "ee" "ef"
- "f0" "f1" "f2" "f3" "f4" "f5" "f6" "f7" "f8" "f9" "fa" "fb" "fc" "fd" "fe" "ff"
- "-----BEGIN PRIVATE KEY-----
-MIICJgIBADCCARcGCSqGSIb3DQEDATCCAQgCggEBAP//////////rfhUWKK7Spqv
-3FYgJz088di5xYPOLTaVqeE2QRRkM/vMk53OJJs++X0v42NjDHXY9oGyAq7EYXrT
-3x7V1f1lYSQz9R9fBm7QhWNlVT3tGvO1VxNef1fJNZhPDHDg5ot34qaJ2vPv6HId
-8VihNq3nNTCsyk9IOnl6vAqxgrMk+2HRCKlLssjj+7lq2rdg1/RoHU9Co945TfSu
-Vu3nY3K7GQsHp8juCm1wngL84c334uzANATNKDQvYZFy/pzphYP/jk8SMu7ygYPD
-/jsbTG+tczu1/LwuwiAFxY7xg30Wg7LG80omwbLv+ohrQjhhKFyX//////////8C
-AQIEggEEAoIBAHxYskjJGeKwSGdAf//JLxPmGRGP6Uylmt12QX5w1FfFXQVJdrsY
-unjdqhTwgV1vTZ1QApd0uZB//q8ZNNM8SZK0elY4ZJsHJAIdJ/ROmvPvkMCkU0fK
-S/uUHroP6tEDyKF+v7ooiBF2KXS5CkOYRTKhiOBaWGsdhiFIkd+O7oY6oyhPxPNT
-2zQEdhIu3ZgFG/ZcscdliMPMmZnKvt/dF4yV8RnCHl3MRDRdL/3McDAb4z89bWqR
-HRexppcgNa9lhOvR+nF/55NCzT3KwkFPQODQmMRH3bzmME+48HZrFcaaom3/DGt+
-EC+vidtEr4YW86tV6jvig5+uNR1mIKpE8N4=
------END PRIVATE KEY-----
-"
-"-----BEGIN PRIVATE KEY-----
-MIIDJgIBADCCAZcGCSqGSIb3DQEDATCCAYgCggGBAP//////////rfhUWKK7Spqv
-3FYgJz088di5xYPOLTaVqeE2QRRkM/vMk53OJJs++X0v42NjDHXY9oGyAq7EYXrT
-3x7V1f1lYSQz9R9fBm7QhWNlVT3tGvO1VxNef1fJNZhPDHDg5ot34qaJ2vPv6HId
-8VihNq3nNTCsyk9IOnl6vAqxgrMk+2HRCKlLssjj+7lq2rdg1/RoHU9Co945TfSu
-Vu3nY3K7GQsHp8juCm1wngL84c334uzANATNKDQvYZFy/pzphYP/jk8SMu7ygYPD
-/jsbTG+tczu1/LwuwiAFxY7xg30Wg7LG80omwbLv+ohrQjhhH8/c3jVbO2UZA1u8
-NPTe+ZwCOGG0b8nW5skHetkdJpH39+5ZjLD6wYbZHK7+EwmFE5JwtBMMk7xDeUT0
-/URS4tdN02Ty4h5x9Uv/XK6Cq5yd9p7obSvFIjY6DavFIZebDeraHb+aQtXESE4K
-vNBr+lPd7zwbIO4/1Z18JeQdK2bGLjf//////////wIBAgSCAYQCggGAV6hlUz0f
-RwpauhaumL+dFJQcZHgYghHX9JfNDZv1uMzkTiKxgVutrtFmfHoaTaYNgw+HEQSF
-ZRnGzyOXb14/ZoGWo727N4T5usOqINFcHIeAbPiRimo0mwS7ivYKxEFBaw4N7OyE
-zfNKAYWNQe0J+R2FLMKBSbJ+b1nGQ/cUSQDffDpKSUS94+XxwxcvNaCv9Ygtkvnl
-e/t61L/0eQu/nmi0o7PzR4brmyVTXGnj2LujG/KOtIB4pXQ1GqrvsYLB3pCUTDdA
-E0heXfpYGZJK10ByMkWmOuH3pCuI8C+7+Bh7JwQAXUtSpZ+hp1Bz7v1PKwY/3fG1
-2HcPXp85q5N9x9zYZv1vmwFAd0nTdoWdtMbiEJxhCdr6sRpi1+KPg6W3Kqtfcv2f
-ZZC6MwVFtxogjzIlXt68O7HRH7Adz+DGhEeZqdxIQpaQR50p4LF7gqQ/mzXq8oCe
-XKC3XxrfV5h3OrPEL/zNTd2pzh3LLQB349aOHNz1F+3YPyPlvwOsXkeT
------END PRIVATE KEY-----
-"
-"-----BEGIN PRIVATE KEY-----
-MIIEJgIBADCCAhcGCSqGSIb3DQEDATCCAggCggIBAP//////////rfhUWKK7Spqv
-3FYgJz088di5xYPOLTaVqeE2QRRkM/vMk53OJJs++X0v42NjDHXY9oGyAq7EYXrT
-3x7V1f1lYSQz9R9fBm7QhWNlVT3tGvO1VxNef1fJNZhPDHDg5ot34qaJ2vPv6HId
-8VihNq3nNTCsyk9IOnl6vAqxgrMk+2HRCKlLssjj+7lq2rdg1/RoHU9Co945TfSu
-Vu3nY3K7GQsHp8juCm1wngL84c334uzANATNKDQvYZFy/pzphYP/jk8SMu7ygYPD
-/jsbTG+tczu1/LwuwiAFxY7xg30Wg7LG80omwbLv+ohrQjhhH8/c3jVbO2UZA1u8
-NPTe+ZwCOGG0b8nW5skHetkdJpH39+5ZjLD6wYbZHK7+EwmFE5JwtBMMk7xDeUT0
-/URS4tdN02Ty4h5x9Uv/XK6Cq5yd9p7obSvFIjY6DavFIZebDeraHb+aQtXESE4K
-vNBr+lPd7zwbIO4/1Z18JeQdK2aeHvFub1LDFk30+3kw6eTliFe2rH1fQtafbRh3
-Y88dVQNABIf1W6V+Mcx6cTXIhu+0MYrtah4BLZ5oMqkHYAqRgTDEbcd4+XGtADgJ
-KZmjM8uLehoduT1xQAA8Kk7OqfmNCswKgpHNzsl9z47JtVp/iKRrTbWoUfRBguHG
-igB+XmVfav//////////AgECBIICBAKCAgBKs8VkNMjroMib7Wuw71hVoHiB7lF9
-3FQsDwU3y//RgETN2CEx8gdarvb35ldNEkypxtiaYck+a5qKVkP8uW4/AUoGlH4V
-mIVz8R9e0Cewc4X8229+AgvyguaEhJHozp7EqIYEYlpLyn5GL53l2OYvBB3eH9Yi
-yjYKe5vCe16Jy88oJYrS6+ybYLXHcfJsLHIppMS17KuDdH/DUiCvy5HE5fA5ufD3
-ExQImgsDa3rm8nW6NUCix9Pl4X5OkWieYE7pXBePZ8Yk8BD4JpPbhsh/9husS4XL
-/IpSq+tzgXq44SKQv0o9hbkGaxR6xmTjTwOjRiqW1D/1pS/wHxZbH1qbgJSKq7Fx
-6VZZjH5Hyx9Zh5p3mksa7iZ4DQXVW/8ffz+8UdVRQolVUQxXWihcU5qfdtmDEPI0
-4dRR5mI/Pk1n7lAhdyE4H/Tz0TmqItfScZvNaj6RbPbk6KOapgHFKIX7dmtPxAOv
-oMMudOwsBg7md3CY08zH/XdE6O8lmVgCJQMjfwJ7QMayOKL1NYNMmUDPP0WIxOyz
-5UJj3GzmNrKgYftgr2o8blEwwDbETYN/hpgTPyWl8ieVxK2bn7SX8dFXXEwSdCAt
-Cg5c3H+YOc+ahx7VYXJtBDyAKuygUKnVqZ1ht6/xLUyJUxiSMZLbFKHBLkR3UuQa
-HyRwI92yYN4+Zg==
------END PRIVATE KEY-----
-"
-"-----BEGIN PRIVATE KEY-----
-MIIGJgIBADCCAxcGCSqGSIb3DQEDATCCAwgCggMBAP//////////rfhUWKK7Spqv
-3FYgJz088di5xYPOLTaVqeE2QRRkM/vMk53OJJs++X0v42NjDHXY9oGyAq7EYXrT
-3x7V1f1lYSQz9R9fBm7QhWNlVT3tGvO1VxNef1fJNZhPDHDg5ot34qaJ2vPv6HId
-8VihNq3nNTCsyk9IOnl6vAqxgrMk+2HRCKlLssjj+7lq2rdg1/RoHU9Co945TfSu
-Vu3nY3K7GQsHp8juCm1wngL84c334uzANATNKDQvYZFy/pzphYP/jk8SMu7ygYPD
-/jsbTG+tczu1/LwuwiAFxY7xg30Wg7LG80omwbLv+ohrQjhhH8/c3jVbO2UZA1u8
-NPTe+ZwCOGG0b8nW5skHetkdJpH39+5ZjLD6wYbZHK7+EwmFE5JwtBMMk7xDeUT0
-/URS4tdN02Ty4h5x9Uv/XK6Cq5yd9p7obSvFIjY6DavFIZebDeraHb+aQtXESE4K
-vNBr+lPd7zwbIO4/1Z18JeQdK2aeHvFub1LDFk30+3kw6eTliFe2rH1fQtafbRh3
-Y88dVQNABIf1W6V+Mcx6cTXIhu+0MYrtah4BLZ5oMqkHYAqRgTDEbcd4+XGtADgJ
-KZmjM8uLehoduT1xQAA8Kk7OqfmNCswKgpHNzsl9z47JtVp/iKRrTbWoUfRBguHG
-igB+Xg3ZAgv9ZLZFA2x6Tmd9LDhTKjojukRCyvU+pju0VDKbdiTIkXvdZLHA/Uyz
-jowzTHAcOs2tBlf8z+xxmx9cPk5GBB84gUf7TP20d6UkcfepqWkQuFUyLttjQNig
-DvCSNQUR4wq+wf/546Juf7KfjBgwI8NYfjjaAHfZtHY+TkuUsrvBlMZlHnfK+ZLu
-qsAjKigb9rOnOcEiYRaCCujbWEemfL75yQkbRi1TjNcrA3Rq539eYiksMRViqEZQ
-XcgtuFQziuSfUjXJW5EXjM8t1crO9APsnRgQxicrBFs7cfnca4DWP91KjprbHmli
-ppUm1DFhwaQdVw15ONrUpA4ynNDkDmX//////////wIBAgSCAwQCggMAVvLSfpPC
-OJVhuOkMtOYtl6vcKtuP0RXXZYBfMFufb5gQJrEypjSIxS+kRyBjNMk3qSt9iBbG
-dpSe5fuu9RtI5O5eD/UXrDNBbI2/ldLNDarV3g+hcYklzKQE6kBSWEt1soktPXEq
-PIcvYFVrOtWrH3Nw0UT/brRLZ+Ea9mnRG6CCICM0K2UxMhyjDheGCVCpmZfYJycP
-mx0H1SA5RI9lP+GkDm096CgAEtXqk1eej8/9F4vsEn5r48HKobXlZEBp+HFcIq7s
-DqrNZkg6jRhMusGjVM7mpFuyt0D5LIshsDBHjwkULJUX9Zd7pcVizbHbst2rpi8u
-n7H908pdRFvdQYfvjBwvewl7DwZoFOsL+qA5Jo1MtfgpgegouKsS3jmyRSmY4wLp
-uOjv6S1//A1sctJNwXlMI7/3IcONT3bmOwNnyvUeFJE4+lnYeClEpAsrCegcljQa
-UNOeSKR1x9ctvzlWaBM5EP2daF0JiYdo3Ug/YISDX5dJFOW4gWz95W8Ii9//6zim
-8LgA2/NP5IJBs0DPQxVbEVUI0wRPYMI4aZBm2n5bQFQKI95FQfv8ncKSul/fuTtY
-du8INZR6ogMpWdDSz5UsIMwjLzXfg30ehcCyy9ebkDtiPDr8++HrwWKGVvuQaa4p
-rPiac3fF1+DCHVKwxRsqM1zgDzNtI59Y9wb85kyPRsHTuG5kR3KUMUUYWmbuuMG6
-3yMm7K3hJhlhfiO8hIWt+ZJJHCIEJOFK7FJbsZWmFbS6ukcl1uwlmQzote2aFfYA
-5fsL7VeUaXKkJPKY3p05rvHJkayUpxn+oamOA1qW4eVYzio/ZiRtaUNLbmOvb0pU
-Z1fyypnlaVzAVynoIF43LfbJ7cdpfnoz6hd//SVA742kuQMA4VeQoXLh6dX1/qZV
-8QF7gNjLxgJoqGssaOUwxdxcXqMl+9JUBL/LtvxYs1xcrzla/tj+26XcPT+/tIWR
-89TyyCWVPBvFLeWfG5+iIXT0X6g8zJP6d9QCL+2F3yStbJngWCZtFDFD
------END PRIVATE KEY-----
-"
-"-----BEGIN PRIVATE KEY-----
-MIIIJgIBADCCBBcGCSqGSIb3DQEDATCCBAgCggQBAP//////////rfhUWKK7Spqv
-3FYgJz088di5xYPOLTaVqeE2QRRkM/vMk53OJJs++X0v42NjDHXY9oGyAq7EYXrT
-3x7V1f1lYSQz9R9fBm7QhWNlVT3tGvO1VxNef1fJNZhPDHDg5ot34qaJ2vPv6HId
-8VihNq3nNTCsyk9IOnl6vAqxgrMk+2HRCKlLssjj+7lq2rdg1/RoHU9Co945TfSu
-Vu3nY3K7GQsHp8juCm1wngL84c334uzANATNKDQvYZFy/pzphYP/jk8SMu7ygYPD
-/jsbTG+tczu1/LwuwiAFxY7xg30Wg7LG80omwbLv+ohrQjhhH8/c3jVbO2UZA1u8
-NPTe+ZwCOGG0b8nW5skHetkdJpH39+5ZjLD6wYbZHK7+EwmFE5JwtBMMk7xDeUT0
-/URS4tdN02Ty4h5x9Uv/XK6Cq5yd9p7obSvFIjY6DavFIZebDeraHb+aQtXESE4K
-vNBr+lPd7zwbIO4/1Z18JeQdK2aeHvFub1LDFk30+3kw6eTliFe2rH1fQtafbRh3
-Y88dVQNABIf1W6V+Mcx6cTXIhu+0MYrtah4BLZ5oMqkHYAqRgTDEbcd4+XGtADgJ
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------END PRIVATE KEY-----
-" "105" "106" "107" "108" "109" "10a" "10b" "10c" "10d" "10e" "10f" )
-
 ###### Cipher suite information #####
 declare -i TLS_NR_CIPHERS=0
 declare TLS_CIPHER_HEXCODE=()
@@ -10551,7 +10322,7 @@ get_install_dir() {
           CIPHERS_BY_STRENGTH_FILE="$RUN_DIR/etc/cipher-mapping.txt"
           [[ -z "$TESTSSL_INSTALL_DIR" ]] && TESTSSL_INSTALL_DIR="$RUN_DIR"          # probably TESTSSL_INSTALL_DIR
      fi
-     
+
      [[ -r "$TESTSSL_INSTALL_DIR/etc/cipher-mapping.txt" ]] && CIPHERS_BY_STRENGTH_FILE="$TESTSSL_INSTALL_DIR/etc/cipher-mapping.txt"
      if [[ ! -r "$CIPHERS_BY_STRENGTH_FILE" ]]; then
           [[ -r "$RUN_DIR/cipher-mapping.txt" ]] && CIPHERS_BY_STRENGTH_FILE="$RUN_DIR/cipher-mapping.txt"
@@ -10595,6 +10366,17 @@ get_install_dir() {
           ignore_no_or_lame "Type \"yes\" to ignore this warning and proceed at your own risk" "yes"
           [[ $? -ne 0 ]] && exit -2
      fi
+
+     TLS_DATA_FILE=$TESTSSL_INSTALL_DIR/etc/tls_data.txt
+     if [[ ! -r "$TLS_DATA_FILE" ]]; then
+          prln_warning "\nATTENTION: No TLS data file found -- needed for socket based handshakes"
+          outln "Please note from 2.9dev on $PROG_NAME needs files in \"\$TESTSSL_INSTALL_DIR/etc/\" to function correctly."
+          outln
+          ignore_no_or_lame "Type \"yes\" to ignore this warning and proceed at your own risk" "yes"
+          [[ $? -ne 0 ]] && exit -2
+     else
+          . $TLS_DATA_FILE
+     fi
 }
 
 
@@ -12505,80 +12287,84 @@ lets_roll() {
 
 ################# main #################
 
-ret=0
-ip=""
 
-lets_roll init
-initialize_globals
-parse_cmd_line "$@"
-# html_header() needs to be called early! Otherwiseif  html_out() is called before html_header() and the
-# command line contains --htmlfile <htmlfile> or --html, it'll make problems with html output, see #692.
-# json_header and csv_header can be called later but for context reasons we'll leave it here
-html_header
-json_header
-csv_header
-get_install_dir
-set_color_functions
-maketempf
-find_openssl_binary
-prepare_debug
-prepare_arrays
-mybanner
-check_proxy
-check4openssl_oldfarts
-check_bsd_mount
+#main() {
+#     local ret=0
+#     local ip=""
+     ret=0
+     ip=""
 
-if "$do_display_only"; then
-     prettyprint_local "$PATTERN2SHOW"
-     exit $?
-fi
+     lets_roll init
+     initialize_globals
+     parse_cmd_line "$@"
+     # html_header() needs to be called early! Otherwise if html_out() is called before html_header() and the
+     # command line contains --htmlfile <htmlfile> or --html, it'll make problems with html output, see #692.
+     # json_header and csv_header can be called later but for context reasons we'll leave it here
+     html_header
+     json_header
+     csv_header
+     get_install_dir
+     set_color_functions
+     maketempf
+     find_openssl_binary
+     prepare_debug
+     prepare_arrays
+     mybanner
+     check_proxy
+     check4openssl_oldfarts
+     check_bsd_mount
 
-fileout_banner
+     if "$do_display_only"; then
+          prettyprint_local "$PATTERN2SHOW"
+          exit $?
+     fi
+     fileout_banner
 
-if "$do_mass_testing"; then
+     if "$do_mass_testing"; then
+          prepare_logging
+          run_mass_testing
+          exit $?
+     fi
+     html_banner
+
+     #TODO: there shouldn't be the need for a special case for --mx, only the ip adresses we would need upfront and the do-parser
+     if "$do_mx_all_ips"; then
+          query_globals                                     # if we have just 1x "do_*" --> we do a standard run -- otherwise just the one specified
+          [[ $? -eq 1 ]] && set_scanning_defaults
+          run_mx_all_ips "${URI}" $PORT                     # we should reduce run_mx_all_ips to the stuff neccessary as ~15 lines later we have sililar code
+          exit $?
+     fi
+
+     [[ -z "$NODE" ]] && parse_hn_port "${URI}"             # NODE, URL_PATH, PORT, IPADDR and IP46ADDR is set now
      prepare_logging
-     run_mass_testing
-     exit $?
-fi
-
-html_banner
-
-#TODO: there shouldn't be the need for a special case for --mx, only the ip adresses we would need upfront and the do-parser
-if $do_mx_all_ips; then
-     query_globals                                     # if we have just 1x "do_*" --> we do a standard run -- otherwise just the one specified
-     [[ $? -eq 1 ]] && set_scanning_defaults
-     run_mx_all_ips "${URI}" $PORT                     # we should reduce run_mx_all_ips to the stuff neccessary as ~15 lines later we have sililar code
-     exit $?
-fi
-
-[[ -z "$NODE" ]] && parse_hn_port "${URI}"                                 # NODE, URL_PATH, PORT, IPADDR and IP46ADDR is set now
-prepare_logging
-if ! determine_ip_addresses; then
-     fatal "No IP address could be determined" 2
-fi
-if [[ -n "$CMDLINE_IP" ]]; then
-     #  we just test the one supplied
-     lets_roll "${STARTTLS_PROTOCOL}"
-     ret=$?
-else                                                                       # no --ip was supplied
-     if [[ $(count_words "$(echo -n "$IPADDRs")") -gt 1 ]]; then           # we have more than one ipv4 address to check
-          pr_bold "Testing all IPv4 addresses (port $PORT): "; outln "$IPADDRs"
-          for ip in $IPADDRs; do
-               draw_line "-" $((TERM_WIDTH * 2 / 3))
-               outln
-               NODEIP="$ip"
-               lets_roll "${STARTTLS_PROTOCOL}"
-               ret=$(($? + ret))
-          done
-          draw_line "-" $((TERM_WIDTH * 2 / 3))
-          outln
-          pr_bold "Done testing now all IP addresses (on port $PORT): "; outln "$IPADDRs"
-     else                                                                  # we need just one ip4v to check
-          NODEIP="$IPADDRs"
+     if ! determine_ip_addresses; then
+          fatal "No IP address could be determined" 2
+     fi
+     if [[ -n "$CMDLINE_IP" ]]; then
+          #  we just test the one supplied
           lets_roll "${STARTTLS_PROTOCOL}"
           ret=$?
+     else                                                                       # no --ip was supplied
+          if [[ $(count_words "$(echo -n "$IPADDRs")") -gt 1 ]]; then           # we have more than one ipv4 address to check
+               pr_bold "Testing all IPv4 addresses (port $PORT): "; outln "$IPADDRs"
+               for ip in $IPADDRs; do
+                    draw_line "-" $((TERM_WIDTH * 2 / 3))
+                    outln
+                    NODEIP="$ip"
+                    lets_roll "${STARTTLS_PROTOCOL}"
+                    ret=$(($? + ret))
+               done
+               draw_line "-" $((TERM_WIDTH * 2 / 3))
+               outln
+               pr_bold "Done testing now all IP addresses (on port $PORT): "; outln "$IPADDRs"
+          else                                                                  # we need just one ip4v to check
+               NODEIP="$IPADDRs"
+               lets_roll "${STARTTLS_PROTOCOL}"
+               ret=$?
+          fi
      fi
-fi
+#}
 
+#main
 exit $?