diff --git a/README.md b/README.md
index c6ad2f56..2d2950cb 100644
--- a/README.md
+++ b/README.md
@@ -108,7 +108,7 @@ For instance, by adding the following lines to `~/.bashrc`
    1. Build GUI:
 
           cd zano
-          utils/build_sript_linux.sh
+          utils/build_script_linux.sh
 
 7. Look for the binaries in `build` folder
 
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 734f695f..da31da22 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -174,7 +174,7 @@ ENABLE_SHARED_PCH_EXECUTABLE(connectivity_tool)
 
 add_executable(simplewallet ${SIMPLEWALLET})
 add_dependencies(simplewallet version) 
-target_link_libraries(simplewallet wallet rpc currency_core crypto common zlibstatic ethash ${CMAKE_THREAD_LIBS_INIT} ${Boost_LIBRARIES} dl)
+target_link_libraries(simplewallet wallet rpc currency_core crypto common zlibstatic ethash ${CMAKE_THREAD_LIBS_INIT} ${Boost_LIBRARIES})
 
 ENABLE_SHARED_PCH(simplewallet SIMPLEWALLET)
 ENABLE_SHARED_PCH_EXECUTABLE(simplewallet)
diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index 26778182..54f88e1e 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -3373,11 +3373,11 @@ bool wallet2::is_transfer_okay_for_pos(const transfer_details& tr, uint64_t& sta
   return true;
 }
 //----------------------------------------------------------------------------------------------------
-void wallet2::get_mining_history(wallet_public::mining_history& hist)
+void wallet2::get_mining_history(wallet_public::mining_history& hist, uint64_t timestamp_from)
 {
   for (auto& tr : m_transfer_history)
   {
-    if (currency::is_coinbase(tr.tx) && tr.tx.vin.size() == 2)
+    if (currency::is_coinbase(tr.tx) && tr.tx.vin.size() == 2 && tr.timestamp > timestamp_from)
     {
       tools::wallet_public::mining_history_entry mhe = AUTO_VAL_INIT(mhe);
       mhe.a = tr.amount;
diff --git a/src/wallet/wallet2.h b/src/wallet/wallet2.h
index e57ff79a..d34cc4e0 100644
--- a/src/wallet/wallet2.h
+++ b/src/wallet/wallet2.h
@@ -819,7 +819,7 @@ namespace tools
     bool reset_history();
     bool is_transfer_unlocked(const transfer_details& td) const;
     bool is_transfer_unlocked(const transfer_details& td, bool for_pos_mining, uint64_t& stake_lock_time) const;
-    void get_mining_history(wallet_public::mining_history& hist);
+    void get_mining_history(wallet_public::mining_history& hist, uint64_t timestamp_from = 0);
     void set_core_runtime_config(const currency::core_runtime_config& pc);  
     currency::core_runtime_config& get_core_runtime_config();
     bool backup_keys(const std::string& path);
diff --git a/src/wallet/wallet_public_structs_defs.h b/src/wallet/wallet_public_structs_defs.h
index 960516db..ce318bf5 100644
--- a/src/wallet/wallet_public_structs_defs.h
+++ b/src/wallet/wallet_public_structs_defs.h
@@ -318,6 +318,12 @@ namespace wallet_public
     END_KV_SERIALIZE_MAP()
   };
 
+  struct COMMAND_RPC_GET_MINING_HISTORY
+  {
+    typedef currency::struct_with_one_t_type<uint64_t> request;
+    typedef wallet_public::mining_history response;
+  };
+
 
 #define ORDER_FROM_BEGIN_TO_END        "FROM_BEGIN_TO_END"
 #define ORDER_FROM_FROM_END_TO_BEGIN   "FROM_END_TO_BEGIN"
diff --git a/src/wallet/wallet_rpc_server.cpp b/src/wallet/wallet_rpc_server.cpp
index 43d9625b..dc809096 100644
--- a/src/wallet/wallet_rpc_server.cpp
+++ b/src/wallet/wallet_rpc_server.cpp
@@ -741,6 +741,11 @@ namespace tools
 
     return true;
   }
+  bool wallet_rpc_server::on_get_mining_history(const wallet_public::COMMAND_RPC_GET_MINING_HISTORY::request& req, wallet_public::COMMAND_RPC_GET_MINING_HISTORY::response& res, epee::json_rpc::error& er, connection_context& cntx)
+  {
+    m_wallet.get_mining_history(res, req.v);
+    return true;
+  }
   //------------------------------------------------------------------------------------------------------------------------------
   bool wallet_rpc_server::on_contracts_send_proposal(const wallet_public::COMMAND_CONTRACTS_SEND_PROPOSAL::request& req, wallet_public::COMMAND_CONTRACTS_SEND_PROPOSAL::response& res, epee::json_rpc::error& er, connection_context& cntx)
   {
diff --git a/src/wallet/wallet_rpc_server.h b/src/wallet/wallet_rpc_server.h
index b99420d4..8d1aa084 100644
--- a/src/wallet/wallet_rpc_server.h
+++ b/src/wallet/wallet_rpc_server.h
@@ -53,6 +53,7 @@ namespace tools
         MAP_JON_RPC_WE("search_for_transactions",   on_search_for_transactions,   wallet_public::COMMAND_RPC_SEARCH_FOR_TRANSACTIONS)
         MAP_JON_RPC_WE("get_restore_info",          on_getwallet_restore_info,    wallet_public::COMMAND_RPC_GET_WALLET_RESTORE_INFO)
         MAP_JON_RPC_WE("get_seed_phrase_info",      on_get_seed_phrase_info,      wallet_public::COMMAND_RPC_GET_SEED_PHRASE_INFO)
+        MAP_JON_RPC_WE("get_mining_history",        on_get_mining_history,        wallet_public::COMMAND_RPC_GET_MINING_HISTORY)
         //contracts API
         MAP_JON_RPC_WE("contracts_send_proposal",             on_contracts_send_proposal,      wallet_public::COMMAND_CONTRACTS_SEND_PROPOSAL)
         MAP_JON_RPC_WE("contracts_accept_proposal",           on_contracts_accept_proposal,    wallet_public::COMMAND_CONTRACTS_ACCEPT_PROPOSAL)
@@ -91,6 +92,7 @@ namespace tools
       bool on_sign_transfer(const wallet_public::COMMAND_SIGN_TRANSFER::request& req, wallet_public::COMMAND_SIGN_TRANSFER::response& res, epee::json_rpc::error& er, connection_context& cntx);
       bool on_submit_transfer(const wallet_public::COMMAND_SUBMIT_TRANSFER::request& req, wallet_public::COMMAND_SUBMIT_TRANSFER::response& res, epee::json_rpc::error& er, connection_context& cntx);
       bool on_search_for_transactions(const wallet_public::COMMAND_RPC_SEARCH_FOR_TRANSACTIONS::request& req, wallet_public::COMMAND_RPC_SEARCH_FOR_TRANSACTIONS::response& res, epee::json_rpc::error& er, connection_context& cntx);
+      bool on_get_mining_history(const wallet_public::COMMAND_RPC_GET_MINING_HISTORY::request& req, wallet_public::COMMAND_RPC_GET_MINING_HISTORY::response& res, epee::json_rpc::error& er, connection_context& cntx);
       
       bool on_contracts_send_proposal(const wallet_public::COMMAND_CONTRACTS_SEND_PROPOSAL::request& req, wallet_public::COMMAND_CONTRACTS_SEND_PROPOSAL::response& res, epee::json_rpc::error& er, connection_context& cntx);
       bool on_contracts_accept_proposal(const wallet_public::COMMAND_CONTRACTS_ACCEPT_PROPOSAL::request& req, wallet_public::COMMAND_CONTRACTS_ACCEPT_PROPOSAL::response& res, epee::json_rpc::error& er, connection_context& cntx);
diff --git a/utils/docker/Dockerfile b/utils/docker/Dockerfile
index 08f2ffe1..580c2a31 100644
--- a/utils/docker/Dockerfile
+++ b/utils/docker/Dockerfile
@@ -17,12 +17,19 @@
 # To stop container:
 #   docker stop zanod
 #
+# To build with different lib versions, pass through --build-arg's
+#   docker build --build-arg OPENSSL_VERSION_DOT=1.1.1n --build-arg OPENSSL_HASH=40dceb51a4f6a5275bde0e6bf20ef4b91bfc32ed57c0552e2e8e15463372b17a -f utils/docker/Dockerfile .
+#
+# Available Build Args
+#   - CMake Version:    CMAKE_VERSION_DOT, CMAKE_HASH
+#   - Boost Version:    BOOST_VERSION, BOOST_VERSION_DOT, BOOST_HASH
+#   - OpenSSL Version:  OPENSSL_VERSION_DOT, OPENSSL_HASH
 
 #
 # Build Zano
 #
 
-FROM ubuntu:18.04 as zano-build
+FROM ubuntu:18.04 as build-prep
 
 RUN apt update && \
     apt install -y build-essential \
@@ -34,28 +41,71 @@ RUN apt update && \
 
 WORKDIR /root
 
-# CMake 3.15.5
+# Lib Settings
+ARG CMAKE_VERSION_DOT=3.15.5
+ARG CMAKE_HASH=62e3e7d134a257e13521e306a9d3d1181ab99af8fcae66699c8f98754fc02dda
 
-RUN curl https://github.com/Kitware/CMake/releases/download/v3.15.5/cmake-3.15.5-Linux-x86_64.sh -OL &&\
-    echo '62e3e7d134a257e13521e306a9d3d1181ab99af8fcae66699c8f98754fc02dda cmake-3.15.5-Linux-x86_64.sh' | sha256sum -c - &&\
-    mkdir /opt/cmake &&\
-    sh cmake-3.15.5-Linux-x86_64.sh --prefix=/opt/cmake --skip-license &&\
-    ln -s /opt/cmake/bin/cmake /usr/local/bin/cmake &&\
-    cmake --version &&\
-    rm cmake-3.15.5-Linux-x86_64.sh
+ARG BOOST_VERSION=1_70_0
+ARG BOOST_VERSION_DOT=1.70.0
+ARG BOOST_HASH=430ae8354789de4fd19ee52f3b1f739e1fba576f0aded0897c3c2bc00fb38778
 
-# Boost 1.68
+ARG OPENSSL_VERSION_DOT=1.1.1n
+ARG OPENSSL_HASH=40dceb51a4f6a5275bde0e6bf20ef4b91bfc32ed57c0552e2e8e15463372b17a
 
-RUN curl  https://boostorg.jfrog.io/artifactory/main/release/1.68.0/source/boost_1_68_0.tar.bz2 -OL &&\
-    echo '7f6130bc3cf65f56a618888ce9d5ea704fa10b462be126ad053e80e553d6d8b7 boost_1_68_0.tar.bz2' | sha256sum -c - &&\
-    tar -xjf boost_1_68_0.tar.bz2 &&\
-    rm boost_1_68_0.tar.bz2 &&\
-    cd boost_1_68_0 &&\
-    ./bootstrap.sh --with-libraries=system,filesystem,thread,date_time,chrono,regex,serialization,atomic,program_options,locale,timer &&\
-    ./b2 &&\
-    cd ..
+# Environment Variables
+ENV BOOST_ROOT /root/boost_${BOOST_VERSION}
+ENV OPENSSL_ROOT_DIR=/root/openssl
 
-ENV BOOST_ROOT=/root/boost_1_68_0
+##########################################################
+# Split download & compile to use dockers caching layers #
+##########################################################
+
+# Download CMake
+RUN set -ex \
+    && curl https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION_DOT}/cmake-${CMAKE_VERSION_DOT}-Linux-x86_64.sh -OL\
+    && echo "${CMAKE_HASH}  cmake-${CMAKE_VERSION_DOT}-Linux-x86_64.sh" | sha256sum -c
+
+# Download Boost
+RUN set -ex \
+    && curl -L -o  boost_${BOOST_VERSION}.tar.bz2 https://downloads.sourceforge.net/project/boost/boost/${BOOST_VERSION_DOT}/boost_${BOOST_VERSION}.tar.bz2 \
+    &&  sha256sum boost_${BOOST_VERSION}.tar.bz2 \
+    && echo "${BOOST_HASH}  boost_${BOOST_VERSION}.tar.bz2" | sha256sum -c\
+    && tar -xvf boost_${BOOST_VERSION}.tar.bz2
+
+
+# Download OpenSSL
+RUN curl https://www.openssl.org/source/openssl-${OPENSSL_VERSION_DOT}.tar.gz -OL \
+    &&  sha256sum openssl-${OPENSSL_VERSION_DOT}.tar.gz \
+    && echo "${OPENSSL_HASH} openssl-${OPENSSL_VERSION_DOT}.tar.gz" | sha256sum -c
+
+
+# Compile CMake
+RUN set -ex \
+    && mkdir /opt/cmake \
+    && sh cmake-3.15.5-Linux-x86_64.sh --prefix=/opt/cmake --skip-license\
+    && ln -s /opt/cmake/bin/cmake /usr/local/bin/cmake\
+    && cmake --version\
+    && rm cmake-3.15.5-Linux-x86_64.sh
+
+# Compile Boost
+RUN set -ex \
+    && cd boost_${BOOST_VERSION} \
+    && ./bootstrap.sh --with-libraries=system,filesystem,thread,date_time,chrono,regex,serialization,atomic,program_options,locale,timer,log \
+    && ./b2
+
+# Compile OpenSSL
+RUN set -ex \
+    && tar xaf openssl-${OPENSSL_VERSION_DOT}.tar.gz \
+    && rm openssl-${OPENSSL_VERSION_DOT}.tar.gz \
+    && cd openssl-${OPENSSL_VERSION_DOT} \
+    && ./config --prefix=/root/openssl --openssldir=/root/openssl shared zlib \
+    && make \
+    && make test \
+    && make install \
+    && cd .. \
+    && rm -rf openssl-${OPENSSL_VERSION_DOT}
+
+FROM build-prep as build
 
 # Zano
 
@@ -63,9 +113,8 @@ RUN pwd && mem_avail_gb=$(( $(getconf _AVPHYS_PAGES) * $(getconf PAGE_SIZE) / (1
     make_job_slots=$(( $mem_avail_gb < 4 ? 1 : $mem_avail_gb / 4)) &&\
     echo make_job_slots=$make_job_slots &&\
     set -x &&\
-    git clone --single-branch https://github.com/hyle-team/zano.git &&\
+    git clone --single-branch --recursive https://github.com/hyle-team/zano.git &&\
     cd zano &&\
-    git submodule update --init --recursive &&\
     mkdir build && cd build &&\
     cmake -D STATIC=TRUE .. &&\
     make -j $make_job_slots daemon simplewallet
@@ -84,8 +133,8 @@ RUN useradd -ms /bin/bash zano &&\
 USER zano:zano
 
 WORKDIR /home/zano
-COPY --chown=zano:zano --from=zano-build /root/zano/build/src/zanod .
-COPY --chown=zano:zano --from=zano-build /root/zano/build/src/simplewallet .
+COPY --chown=zano:zano --from=build /root/zano/build/src/zanod .
+COPY --chown=zano:zano --from=build /root/zano/build/src/simplewallet .
 
 # blockchain loaction
 VOLUME /home/zano/.Zano