diff --git a/doc/THANKS.md b/doc/THANKS.md
index 94a32b480..e9e20cfdf 100644
--- a/doc/THANKS.md
+++ b/doc/THANKS.md
@@ -565,6 +565,9 @@ Efrain Torres, <et(at)metasploit.com>
 * for helping out to improve the Metasploit Framework sqlmap auxiliary module and for committing it on the Metasploit official subversion repository
 * for his great Metasploit WMAP Framework
 
+Jennifer Torres, <jtorresf42(at)gmail.com>
+* for contributing a tamper script luanginxwafbypass.py
+
 Sandro Tosi, <matrixhasu(at)gmail.com>
 * for helping to create sqlmap Debian package correctly
 
diff --git a/lib/core/enums.py b/lib/core/enums.py
index 181cae66c..45b08c526 100644
--- a/lib/core/enums.py
+++ b/lib/core/enums.py
@@ -378,3 +378,7 @@ class TIMEOUT_STATE:
     NORMAL = 0
     EXCEPTION = 1
     TIMEOUT = 2
+
+class HINT:
+    PREPEND = 0
+    APPEND = 1
\ No newline at end of file
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 291931dca..1b8cff396 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import DBMS_DIRECTORY_NAME
 from lib.core.enums import OS
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.2.10.30"
+VERSION = "1.2.10.31"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)
diff --git a/lib/request/connect.py b/lib/request/connect.py
index d15a2c4d8..0c0067f44 100644
--- a/lib/request/connect.py
+++ b/lib/request/connect.py
@@ -69,6 +69,7 @@ from lib.core.dicts import POST_HINT_CONTENT_TYPES
 from lib.core.enums import ADJUST_TIME_DELAY
 from lib.core.enums import AUTH_TYPE
 from lib.core.enums import CUSTOM_LOGGING
+from lib.core.enums import HINT
 from lib.core.enums import HTTP_HEADER
 from lib.core.enums import HTTPMETHOD
 from lib.core.enums import NULLCONNECTION
@@ -816,10 +817,14 @@ class Connect(object):
                 conf.httpHeaders.append((HTTP_HEADER.CONTENT_TYPE, contentType))
 
         if payload:
+            delimiter = conf.paramDel or (DEFAULT_GET_POST_DELIMITER if place != PLACE.COOKIE else DEFAULT_COOKIE_DELIMITER)
+
             if not disableTampering and kb.tamperFunctions:
                 for function in kb.tamperFunctions:
+                    hints = {}
+
                     try:
-                        payload = function(payload=payload, headers=auxHeaders)
+                        payload = function(payload=payload, headers=auxHeaders, delimiter=delimiter, hints=hints)
                     except Exception, ex:
                         errMsg = "error occurred while running tamper "
                         errMsg += "function '%s' ('%s')" % (function.func_name, getSafeExString(ex))
@@ -832,6 +837,13 @@ class Connect(object):
 
                 value = agent.replacePayload(value, payload)
 
+                if hints:
+                    if HINT.APPEND in hints:
+                        value = "%s%s%s" % (value, delimiter, hints[HINT.APPEND])
+
+                    if HINT.PREPEND in hints:
+                        value = "%s%s%s" % (hints[HINT.PREPEND], delimiter, value)
+
             logger.log(CUSTOM_LOGGING.PAYLOAD, safecharencode(payload.replace('\\', BOUNDARY_BACKSLASH_MARKER)).replace(BOUNDARY_BACKSLASH_MARKER, '\\'))
 
             if place == PLACE.CUSTOM_POST and kb.postHint:
diff --git a/txt/checksum.md5 b/txt/checksum.md5
index 843620ab7..fa2c02401 100644
--- a/txt/checksum.md5
+++ b/txt/checksum.md5
@@ -37,7 +37,7 @@ ce7fb7270b104f05d1e2be088b69c976  lib/core/common.py
 fbb55cc6100318ff922957b6577dc58f  lib/core/defaults.py
 ac7c070b2726d39fbac1916b1a5f92b2  lib/core/dicts.py
 760de985e09f5d11aacd3a8f2d8e9ff2  lib/core/dump.py
-ee7da34f4947739778a07d6c9c05ab54  lib/core/enums.py
+0cf974cf4ff3b96e1a349a12e39f4693  lib/core/enums.py
 cada93357a7321655927fc9625b3bfec  lib/core/exception.py
 1e5532ede194ac9c083891c2f02bca93  lib/core/__init__.py
 458a194764805cd8312c14ecd4be4d1e  lib/core/log.py
@@ -49,7 +49,7 @@ c8c386d644d57c659d74542f5f57f632  lib/core/patch.py
 0c3eef46bdbf87e29a3f95f90240d192  lib/core/replication.py
 a7db43859b61569b601b97f187dd31c5  lib/core/revision.py
 fcb74fcc9577523524659ec49e2e964b  lib/core/session.py
-8abd15c74363a1de79976adeb95fba4a  lib/core/settings.py
+737cfceb9db54a600e3983ef350f939a  lib/core/settings.py
 dd68a9d02fccb4fa1428b20e15b0db5d  lib/core/shell.py
 a7edc9250d13af36ac0108f259859c19  lib/core/subprocessng.py
 47ad325975ab21fc9f11d90b46d0d143  lib/core/target.py
@@ -71,7 +71,7 @@ f6b5957bf2103c3999891e4f45180bce  lib/parse/payloads.py
 30eed3a92a04ed2c29770e1b10d39dc0  lib/request/basicauthhandler.py
 2b81435f5a7519298c15c724e3194a0d  lib/request/basic.py
 859b6ad583e0ffba154f17ee179b5b89  lib/request/comparison.py
-35db2a1779b9c71dfa183ac1f8995a5b  lib/request/connect.py
+95aeaefe56d22290b06c13acb13dfced  lib/request/connect.py
 dd4598675027fae99f2e2475b05986da  lib/request/direct.py
 2044fce3f4ffa268fcfaaf63241b1e64  lib/request/dns.py
 98535d0efca5551e712fcc4b34a3f772  lib/request/httpshandler.py