diff --git a/CMakeLists.txt b/CMakeLists.txt
index 767231e7..ec2703b7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -73,7 +73,7 @@ message(
 message("")
 
 # Search for and set up the needed packages
-set(OPENSSL_EXPECTED_VERSION 1.0.0)
+set(OPENSSL_EXPECTED_VERSION 1.1.0)
 
 find_package(Platform REQUIRED)
 find_package(Git)
diff --git a/cmake/FindOpenSSL.cmake b/cmake/FindOpenSSL.cmake
index 3467a2db..875edc77 100644
--- a/cmake/FindOpenSSL.cmake
+++ b/cmake/FindOpenSSL.cmake
@@ -25,20 +25,19 @@
 
 # http://www.slproweb.com/products/Win32OpenSSL.html
 
-SET(_OPENSSL_ROOT_HINTS
-  "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\OpenSSL (32-bit)_is1;Inno Setup: App Path]"
-  "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\OpenSSL (64-bit)_is1;Inno Setup: App Path]"
-  )
-
 IF(PLATFORM EQUAL 64)
   SET(_OPENSSL_ROOT_PATHS
-    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\OpenSSL (64-bit)_is1;InstallLocation]"
+    "C:/OpenSSL-Win64-v11/"
     "C:/OpenSSL-Win64/"
     "C:/OpenSSL/"
+    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\OpenSSL (64-bit)_is1;InstallLocation]"
     "/usr/local/opt/openssl/"
   )
 ELSE()
   SET(_OPENSSL_ROOT_PATHS
+    "C:/OpenSSL-Win32-v11/"
+    "C:/OpenSSL-Win32/"
+    "C:/OpenSSL/"
     "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\OpenSSL (32-bit)_is1;InstallLocation]"
     "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\OpenSSL (32-bit)_is1;InstallLocation]"
     "C:/OpenSSL/"
@@ -49,8 +48,6 @@ ENDIF()
 FIND_PATH(OPENSSL_ROOT_DIR
   NAMES
     include/openssl/ssl.h
-  HINTS
-    ${_OPENSSL_ROOT_HINTS}
   PATHS
     ${_OPENSSL_ROOT_PATHS}
 )
@@ -81,28 +78,28 @@ IF(WIN32 AND NOT CYGWIN)
 
     FIND_LIBRARY(LIB_EAY_DEBUG
       NAMES
-        libeay32MDd libeay32
+        libeay32MDd libeay32 libcrypto32MDd libcrypto32
       PATHS
         ${OPENSSL_ROOT_DIR}/lib/VC
     )
 
     FIND_LIBRARY(LIB_EAY_RELEASE
       NAMES
-        libeay32MD libeay32
+        libeay32MD libeay32 libcrypto32MD libcrypto32
       PATHS
         ${OPENSSL_ROOT_DIR}/lib/VC
     )
 
     FIND_LIBRARY(SSL_EAY_DEBUG
       NAMES
-        ssleay32MDd ssleay32 ssl
+        ssleay32MDd ssleay32 ssl libssl32MDd libssl32 libssl
       PATHS
         ${OPENSSL_ROOT_DIR}/lib/VC
     )
 
     FIND_LIBRARY(SSL_EAY_RELEASE
       NAMES
-        ssleay32MD ssleay32 ssl
+        ssleay32MD ssleay32 ssl libssl32MD libssl32 libssl
       PATHS
         ${OPENSSL_ROOT_DIR}/lib/VC
     )
@@ -125,14 +122,14 @@ IF(WIN32 AND NOT CYGWIN)
     # same player, for MingW
     FIND_LIBRARY(LIB_EAY
       NAMES
-        libeay32
+        libeay32 libcrypto32
       PATHS
         ${OPENSSL_ROOT_DIR}/lib/MinGW
     )
 
     FIND_LIBRARY(SSL_EAY NAMES
       NAMES
-        ssleay32
+        ssleay32 libssl32
       PATHS
         ${OPENSSL_ROOT_DIR}/lib/MinGW
     )
@@ -147,7 +144,7 @@ IF(WIN32 AND NOT CYGWIN)
     # Not sure what to pick for -say- intel, let's use the toplevel ones and hope someone report issues:
     FIND_LIBRARY(LIB_EAY
       NAMES
-        libeay32
+        libeay32 libcrypto32
       PATHS
         ${OPENSSL_ROOT_DIR}/lib
         ${OPENSSL_ROOT_DIR}/lib/VC
@@ -155,7 +152,7 @@ IF(WIN32 AND NOT CYGWIN)
 
     FIND_LIBRARY(SSL_EAY
       NAMES
-        ssleay32
+        ssleay32 libssl32
       PATHS
         ${OPENSSL_ROOT_DIR}/lib
         ${OPENSSL_ROOT_DIR}/lib/VC
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 500f19ec..236f59f3 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -58,6 +58,10 @@ if(WIN32)
   get_filename_component(MYSQL_LIB_DLL ${MYSQL_LIBRARY} NAME)
   STRING(REPLACE ".lib" ".dll" MYSQL_LIB_DLL ${MYSQL_LIB_DLL})
   install(FILES ${MYSQL_LIB_DIR}/${MYSQL_LIB_DLL} DESTINATION ${BIN_DIR})
-  install(FILES ${OPENSSL_ROOT_DIR}/libeay32.dll DESTINATION ${BIN_DIR})
+  if (OPENSSL_VERSION VERSION_EQUAL "1.1")
+    install(FILES ${OPENSSL_ROOT_DIR}/libcrypto-1_1.dll DESTINATION ${BIN_DIR} OPTIONAL)
+  else()
+    install(FILES ${OPENSSL_ROOT_DIR}/libeay32.dll DESTINATION ${BIN_DIR} OPTIONAL)
+  endif()
 endif()
 endif()
diff --git a/src/game/ChatCommands/Level2.cpp b/src/game/ChatCommands/Level2.cpp
index 8c733625..601dba78 100644
--- a/src/game/ChatCommands/Level2.cpp
+++ b/src/game/ChatCommands/Level2.cpp
@@ -2595,8 +2595,6 @@ bool ChatHandler::HandleTicketDeleteCommand(char* args)
 
 bool ChatHandler::HandleTicketInfoCommand(char *args)
 {
-    char* px = ExtractLiteralArg(&args);
-
     size_t count = sTicketMgr.GetTicketCount();
 
     if (m_session)
diff --git a/src/game/ChatCommands/Level3.cpp b/src/game/ChatCommands/Level3.cpp
index 3f918b72..2a478fdb 100644
--- a/src/game/ChatCommands/Level3.cpp
+++ b/src/game/ChatCommands/Level3.cpp
@@ -6238,12 +6238,12 @@ bool ChatHandler::HandleAccountSetAddonCommand(char* args)
 bool ChatHandler::HandleSendMailHelper(MailDraft& draft, char* args)
 {
     // format: "subject text" "mail text"
-    char* msgSubject = ExtractQuotedArg(&args);
-    if (!msgSubject)
+    std::string msgSubject = ExtractQuotedArg(&args);
+    if (msgSubject.empty())
         { return false; }
 
-    char* msgText = ExtractQuotedArg(&args);
-    if (!msgText)
+    std::string msgText = ExtractQuotedArg(&args);
+    if (msgText.empty())
         { return false; }
 
     // msgSubject, msgText isn't NUL after prev. check
@@ -6285,12 +6285,12 @@ bool ChatHandler::HandleSendMassMailCommand(char* args)
 bool ChatHandler::HandleSendItemsHelper(MailDraft& draft, char* args)
 {
     // format: "subject text" "mail text" item1[:count1] item2[:count2] ... item12[:count12]
-    char* msgSubject = ExtractQuotedArg(&args);
-    if (!msgSubject)
+    std::string msgSubject = ExtractQuotedArg(&args);
+    if (msgSubject.empty())
         { return false; }
 
-    char* msgText = ExtractQuotedArg(&args);
-    if (!msgText)
+    std::string msgText = ExtractQuotedArg(&args);
+    if (msgText.empty())
         { return false; }
 
     // extract items
@@ -6418,8 +6418,8 @@ bool ChatHandler::HandleSendMoneyHelper(MailDraft& draft, char* args)
 {
     /// format: "subject text" "mail text" money
 
-    char* msgSubject = ExtractQuotedArg(&args);
-    if (!msgSubject)
+    std::string  msgSubject = ExtractQuotedArg(&args);
+    if (msgSubject.empty())
         { return false; }
 
     char* msgText = ExtractQuotedArg(&args);
diff --git a/src/game/ChatCommands/debugcmds.cpp b/src/game/ChatCommands/debugcmds.cpp
index 23e7eee4..d51c79e4 100644
--- a/src/game/ChatCommands/debugcmds.cpp
+++ b/src/game/ChatCommands/debugcmds.cpp
@@ -908,9 +908,9 @@ bool ChatHandler::HandleGetValueHelper(Object* target, uint32 field, char* typeS
                 // starting 0 if need as required bitstring format
                 std::string res;
                 res.reserve(1 + 32 + 1);
-                res = iValue & (1 << (32 - 1)) ? "0" : " ";
+                res = (iValue & (1 << (32 - 1))) ? "0" : " ";
                 for (int i = 32; i > 0; --i)
-                    { res += iValue & (1 << (i - 1)) ? "1" : "0"; }
+                    { res += (iValue & (1 << (i - 1))) ? "1" : "0"; }
                 DEBUG_LOG(GetMangosString(LANG_GET_BITSTR), guid.GetString().c_str(), field, res.c_str());
                 PSendSysMessage(LANG_GET_BITSTR_FIELD, guid.GetString().c_str(), field, res.c_str());
                 break;
diff --git a/src/game/WorldHandlers/ChannelHandler.cpp b/src/game/WorldHandlers/ChannelHandler.cpp
index 9b80d9f6..900867c8 100644
--- a/src/game/WorldHandlers/ChannelHandler.cpp
+++ b/src/game/WorldHandlers/ChannelHandler.cpp
@@ -74,8 +74,8 @@ void WorldSession::HandleJoinChannelOpcode(WorldPacket& recvPacket)
     for (uint32 i = 0; i < sChatChannelsStore.GetNumRows(); ++i)
     {
         ChatChannelsEntry const* channel = sChatChannelsStore.LookupEntry(i);
-        AreaTableEntry const* area = sAreaStore.LookupEntry(
-            (channel->ChannelID == tradeChannelID || channel->ChannelID == guildRecruitmentChannelID) ? cityLookupAreaID : playerZoneId);
+        AreaTableEntry const* area = channel ? sAreaStore.LookupEntry(
+            (channel->ChannelID == tradeChannelID || channel->ChannelID == guildRecruitmentChannelID) ? cityLookupAreaID : playerZoneId) : NULL;
 
         if (area && channel)
         {
diff --git a/src/game/WorldHandlers/Group.cpp b/src/game/WorldHandlers/Group.cpp
index 320575d6..da8dea0b 100644
--- a/src/game/WorldHandlers/Group.cpp
+++ b/src/game/WorldHandlers/Group.cpp
@@ -1085,7 +1085,6 @@ void Group::CountTheRoll(Rolls::iterator& rollI)
         {
             uint8 maxresul = 0;
             ObjectGuid maxguid = (*roll->playerVote.begin()).first;
-            RollVote rollvote = ROLL_PASS;                  // Fixed: Using uninitialized memory 'rollvote'
 
             Roll::PlayerVote::iterator itr;
             for (itr = roll->playerVote.begin(); itr != roll->playerVote.end(); ++itr)
@@ -1162,11 +1161,10 @@ bool Group::IsRollDoneForItem(WorldObject * pObject, const LootItem * pItem)
     if(RollId.empty())
         { return true; }
 
-    Roll * roll;
 
-    for(Rolls::iterator i = RollId.begin(); i != RollId.end(); i++)
+    for(Rolls::iterator i = RollId.begin(); i != RollId.end(); ++i)
     {
-        roll = *i;
+        Roll *roll = *i;
         if(roll->lootedTargetGUID == pObject->GetObjectGuid() && roll->itemid == pItem->itemid && roll->totalPlayersRolling > 1)
             { return false; }
     }
@@ -1257,11 +1255,9 @@ void Group::SendTargetIconList(WorldSession* session)
 
 void Group::SendUpdate()
 {
-    Player* player;
-
     for (member_citerator citr = m_memberSlots.begin(); citr != m_memberSlots.end(); ++citr)
     {
-        player = sObjectMgr.GetPlayer(citr->guid);
+        Player* player = sObjectMgr.GetPlayer(citr->guid);
         if (!player || !player->GetSession() || player->GetGroup() != this)
             { continue; }
         // guess size
diff --git a/src/game/WorldHandlers/Map.cpp b/src/game/WorldHandlers/Map.cpp
index 20dcd98d..02c78dc2 100644
--- a/src/game/WorldHandlers/Map.cpp
+++ b/src/game/WorldHandlers/Map.cpp
@@ -1749,8 +1749,8 @@ bool Map::ScriptsStart(DBScriptType type, uint32 id, Object* source, Object* tar
         for (ScriptScheduleMap::const_iterator searchItr = m_scriptSchedule.begin(); searchItr != m_scriptSchedule.end(); ++searchItr)
         {
             if (searchItr->second.IsSameScript(type, id,
-                                               execParams & SCRIPT_EXEC_PARAM_UNIQUE_BY_SOURCE ? sourceGuid : ObjectGuid(),
-                                               execParams & SCRIPT_EXEC_PARAM_UNIQUE_BY_TARGET ? targetGuid : ObjectGuid(), ownerGuid))
+                                               (execParams & SCRIPT_EXEC_PARAM_UNIQUE_BY_SOURCE) ? sourceGuid : ObjectGuid(),
+                                               (execParams & SCRIPT_EXEC_PARAM_UNIQUE_BY_TARGET) ? targetGuid : ObjectGuid(), ownerGuid))
             {
                 DEBUG_LOG("DB-SCRIPTS: Process table `dbscripts [type=%d]` id %u. Skip script as script already started for source %s, target %s - ScriptsStartParams %u", type, id, sourceGuid.GetString().c_str(), targetGuid.GetString().c_str(), execParams);
                 return true;
diff --git a/src/game/WorldHandlers/ScriptMgr.cpp b/src/game/WorldHandlers/ScriptMgr.cpp
index 527f5237..e1d5ff9b 100644
--- a/src/game/WorldHandlers/ScriptMgr.cpp
+++ b/src/game/WorldHandlers/ScriptMgr.cpp
@@ -1512,7 +1512,7 @@ bool ScriptAction::HandleScriptStep()
                 if (m_script->playSound.flags & 2)
                     { pSource->PlayDistanceSound(m_script->playSound.soundId, pSoundTarget); }
                 else if (m_script->playSound.flags & (4 | 8))
-                    { m_map->PlayDirectSoundToMap(m_script->playSound.soundId, m_script->playSound.flags & 8 ? pSource->GetZoneId() : 0); }
+                    { m_map->PlayDirectSoundToMap(m_script->playSound.soundId, (m_script->playSound.flags & 8) ? pSource->GetZoneId() : 0); }
                 else
                     { pSource->PlayDirectSound(m_script->playSound.soundId, pSoundTarget); }
             }
diff --git a/src/game/WorldHandlers/World.cpp b/src/game/WorldHandlers/World.cpp
index 25473a83..a8a29863 100644
--- a/src/game/WorldHandlers/World.cpp
+++ b/src/game/WorldHandlers/World.cpp
@@ -2149,7 +2149,7 @@ void World::ShutdownMsg(bool show /*= false*/, Player* player /*= NULL*/)
         ServerMessageType msgid = (m_ShutdownMask & SHUTDOWN_MASK_RESTART) ? SERVER_MSG_RESTART_TIME : SERVER_MSG_SHUTDOWN_TIME;
 
         SendServerMessage(msgid, str.c_str(), player);
-        DEBUG_LOG("Server is %s in %s", (m_ShutdownMask & SHUTDOWN_MASK_RESTART ? "restart" : "shutting down"), str.c_str());
+        DEBUG_LOG("Server is %s in %s", (m_ShutdownMask & SHUTDOWN_MASK_RESTART) ? "restart" : "shutting down", str.c_str());
     }
 }
 
@@ -2169,7 +2169,7 @@ void World::ShutdownCancel()
     m_ExitCode = SHUTDOWN_EXIT_CODE;                       // to default value
     SendServerMessage(msgid);
 
-    DEBUG_LOG("Server %s cancelled.", (m_ShutdownMask & SHUTDOWN_MASK_RESTART ? "restart" : "shutdown"));
+    DEBUG_LOG("Server %s cancelled.", (m_ShutdownMask & SHUTDOWN_MASK_RESTART) ? "restart" : "shutdown");
 
     ///- Used by Eluna
 #ifdef ENABLE_ELUNA
diff --git a/src/mangosd/CMakeLists.txt b/src/mangosd/CMakeLists.txt
index 09ce94fe..50d4919d 100644
--- a/src/mangosd/CMakeLists.txt
+++ b/src/mangosd/CMakeLists.txt
@@ -137,7 +137,6 @@ endif()
 
 if(UNIX)
     target_link_libraries(${EXECUTABLE_NAME}
-        ${OPENSSL_EXTRA_LIBRARIES}
         ${ZLIB_LIBRARIES}
     )
 endif()
diff --git a/src/shared/Auth/ARC4.cpp b/src/shared/Auth/ARC4.cpp
index 19cb1a94..eecad6ad 100644
--- a/src/shared/Auth/ARC4.cpp
+++ b/src/shared/Auth/ARC4.cpp
@@ -27,32 +27,32 @@
 
 ARC4::ARC4(uint8 len) : m_ctx()
 {
-    EVP_CIPHER_CTX_init(&m_ctx);
-    EVP_EncryptInit_ex(&m_ctx, EVP_rc4(), NULL, NULL, NULL);
-    EVP_CIPHER_CTX_set_key_length(&m_ctx, len);
+    m_ctx = EVP_CIPHER_CTX_new();
+    EVP_EncryptInit_ex(m_ctx, EVP_rc4(), NULL, NULL, NULL);
+    EVP_CIPHER_CTX_set_key_length(m_ctx, len);
 }
 
 ARC4::ARC4(uint8 *seed, uint8 len) : m_ctx()
 {
-    EVP_CIPHER_CTX_init(&m_ctx);
-    EVP_EncryptInit_ex(&m_ctx, EVP_rc4(), NULL, NULL, NULL);
-    EVP_CIPHER_CTX_set_key_length(&m_ctx, len);
-    EVP_EncryptInit_ex(&m_ctx, NULL, NULL, seed, NULL);
+    m_ctx = EVP_CIPHER_CTX_new();
+    EVP_EncryptInit_ex(m_ctx, EVP_rc4(), NULL, NULL, NULL);
+    EVP_CIPHER_CTX_set_key_length(m_ctx, len);
+    EVP_EncryptInit_ex(m_ctx, NULL, NULL, seed, NULL);
 }
 
 ARC4::~ARC4()
 {
-    EVP_CIPHER_CTX_cleanup(&m_ctx);
+    EVP_CIPHER_CTX_free(m_ctx);
 }
 
 void ARC4::Init(uint8 *seed)
 {
-    EVP_EncryptInit_ex(&m_ctx, NULL, NULL, seed, NULL);
+    EVP_EncryptInit_ex(m_ctx, NULL, NULL, seed, NULL);
 }
 
 void ARC4::UpdateData(int len, uint8 *data)
 {
     int outlen = 0;
-    EVP_EncryptUpdate(&m_ctx, data, &outlen, data, len);
-    EVP_EncryptFinal_ex(&m_ctx, data, &outlen);
+    EVP_EncryptUpdate(m_ctx, data, &outlen, data, len);
+    EVP_EncryptFinal_ex(m_ctx, data, &outlen);
 }
diff --git a/src/shared/Auth/ARC4.h b/src/shared/Auth/ARC4.h
index 6bfa1bd7..3b4cd493 100644
--- a/src/shared/Auth/ARC4.h
+++ b/src/shared/Auth/ARC4.h
@@ -38,7 +38,7 @@ class ARC4
         void Init(uint8 *seed);
         void UpdateData(int len, uint8 *data);
     private:
-        EVP_CIPHER_CTX m_ctx;
+        EVP_CIPHER_CTX* m_ctx;
 };
 
 #endif
diff --git a/src/shared/Auth/HMACSHA1.cpp b/src/shared/Auth/HMACSHA1.cpp
index 11cb741b..dbc36a49 100644
--- a/src/shared/Auth/HMACSHA1.cpp
+++ b/src/shared/Auth/HMACSHA1.cpp
@@ -27,13 +27,13 @@
 
 HMACSHA1::HMACSHA1(uint32 len, uint8 *seed)
 {
-    HMAC_CTX_init(&m_ctx);
-    HMAC_Init_ex(&m_ctx, seed, len, EVP_sha1(), NULL);
+    m_ctx = HMAC_CTX_new();
+    HMAC_Init_ex(m_ctx, seed, len, EVP_sha1(), NULL);
 }
 
 HMACSHA1::~HMACSHA1()
 {
-    HMAC_CTX_cleanup(&m_ctx);
+    HMAC_CTX_free(m_ctx);
 }
 
 void HMACSHA1::UpdateBigNumber(BigNumber *bn)
@@ -43,7 +43,7 @@ void HMACSHA1::UpdateBigNumber(BigNumber *bn)
 
 void HMACSHA1::UpdateData(const uint8 *data, int length)
 {
-    HMAC_Update(&m_ctx, data, length);
+    HMAC_Update(m_ctx, data, length);
 }
 
 void HMACSHA1::UpdateData(const std::string &str)
@@ -54,13 +54,13 @@ void HMACSHA1::UpdateData(const std::string &str)
 void HMACSHA1::Finalize()
 {
     uint32 length = 0;
-    HMAC_Final(&m_ctx, (uint8*)m_digest, &length);
+    HMAC_Final(m_ctx, (uint8*)m_digest, &length);
     MANGOS_ASSERT(length == SHA_DIGEST_LENGTH);
 }
 
 uint8 *HMACSHA1::ComputeHash(BigNumber *bn)
 {
-    HMAC_Update(&m_ctx, bn->AsByteArray(), bn->GetNumBytes());
+    HMAC_Update(m_ctx, bn->AsByteArray(), bn->GetNumBytes());
     Finalize();
     return (uint8*)m_digest;
 }
\ No newline at end of file
diff --git a/src/shared/Auth/HMACSHA1.h b/src/shared/Auth/HMACSHA1.h
index bcfa1496..2fd49d8f 100644
--- a/src/shared/Auth/HMACSHA1.h
+++ b/src/shared/Auth/HMACSHA1.h
@@ -46,7 +46,7 @@ public:
     uint8 *GetDigest() { return (uint8*)m_digest; }
     int GetLength() { return SHA_DIGEST_LENGTH; }
 private:
-    HMAC_CTX m_ctx;
+    HMAC_CTX* m_ctx;
     uint8 m_digest[SHA_DIGEST_LENGTH];
 };
 #endif
\ No newline at end of file