diff --git a/.pyup.yml b/.pyup.yml
new file mode 100644
index 0000000..c06bdc9
--- /dev/null
+++ b/.pyup.yml
@@ -0,0 +1,21 @@
+# update schedule
+# default: empty
+# allowed: "every day", "every week", ..
+schedule: "every day"
+
+# search for requirement files
+# default: True
+# allowed: True, False
+search: False
+
+# Specify requirement files by hand, default is empty
+# default: empty
+# allowed: list
+requirements:
+  - requirements.pip:
+      # update all dependencies and pin them
+      update: all
+      pin: True
+  - requirements-dev.pip:
+      # don't update dependencies, use global 'pin' default
+      update: False
diff --git a/README.rst b/README.rst
index 397ae41..f745c15 100644
--- a/README.rst
+++ b/README.rst
@@ -9,17 +9,17 @@ Nano (RaiBlocks) Python Library
     :target: https://travis-ci.org/dourvaris/nano-python
 
 .. image:: https://readthedocs.org/projects/nano-python/badge/?version=latest
-    :target: http://nano-python.readthedocs.io/en/latest/?badge=latest
+    :target: https://nano-python.readthedocs.io/en/latest/?badge=latest
     :alt: Documentation Status
 
 .. image:: https://github.com/dourvaris/nano-python/raw/master/coverage.svg?sanitize=true
     :target: https://travis-ci.org/dourvaris/nano-python
 
 .. image:: https://img.shields.io/pypi/pyversions/nano-python.svg?style=flat-square
-    :target: https://pypi.python.org/pypi/nano-python
+    :target: https://pypi.org/project/nano-python/
 
 .. image:: https://img.shields.io/pypi/v/nano-python.svg
-    :target: https://pypi.python.org/pypi/nano-python
+    :target: https://pypi.org/project/nano-python/
 
 This library contains a python wrapper for the Nano (RaiBlocks) RPC server
 which tries to make it a little easier to work with by converting RPC responses
@@ -63,8 +63,9 @@ for examples of usage.
     >>> rpc.version()
     {
         'rpc_version': 1,
-        'store_version': 10,
-        'node_vendor': 'RaiBlocks 9.0'
+        'store_version': 13,
+        'protocol_version': 16,
+        'node_vendor': 'Nano 18.0'
     }
     >>> rpc.peers()
     {
@@ -76,6 +77,7 @@ Crypto/Accounts
 ===============
 
 .. code-block:: python
+
     >>> from nano import generate_account, verify_signature, sign_message
     >>> account = generate_account(seed='someseed')
     >>> signature = sign_message(b'this', account['private_key_bytes'])
diff --git a/docs/make.bat b/docs/make.bat
new file mode 100644
index 0000000..7893348
--- /dev/null
+++ b/docs/make.bat
@@ -0,0 +1,35 @@
+@ECHO OFF
+
+pushd %~dp0
+
+REM Command file for Sphinx documentation
+
+if "%SPHINXBUILD%" == "" (
+	set SPHINXBUILD=sphinx-build
+)
+set SOURCEDIR=.
+set BUILDDIR=_build
+
+if "%1" == "" goto help
+
+%SPHINXBUILD% >NUL 2>NUL
+if errorlevel 9009 (
+	echo.
+	echo.The 'sphinx-build' command was not found. Make sure you have Sphinx
+	echo.installed, then set the SPHINXBUILD environment variable to point
+	echo.to the full path of the 'sphinx-build' executable. Alternatively you
+	echo.may add the Sphinx directory to PATH.
+	echo.
+	echo.If you don't have Sphinx installed, grab it from
+	echo.http://sphinx-doc.org/
+	exit /b 1
+)
+
+%SPHINXBUILD% -M %1 %SOURCEDIR% %BUILDDIR% %SPHINXOPTS%
+goto end
+
+:help
+%SPHINXBUILD% -M help %SOURCEDIR% %BUILDDIR% %SPHINXOPTS%
+
+:end
+popd
diff --git a/docs/rpc/methods/node.rst b/docs/rpc/methods/node.rst
index 00793b2..2ca563b 100644
--- a/docs/rpc/methods/node.rst
+++ b/docs/rpc/methods/node.rst
@@ -308,6 +308,7 @@ Returns the node's RPC version
    >>> rpc.version()
    {
        "rpc_version": 1,
-       "store_version": 10,
-       "node_vendor": "RaiBlocks 9.0"
+       "store_version": 13,
+       "protocol_version": 16,
+       "node_vendor": "Nano 18.0"
    }
diff --git a/requirements.pip b/requirements.pip
index c54d50a..0fe49e4 100644
--- a/requirements.pip
+++ b/requirements.pip
@@ -1,7 +1,7 @@
-certifi==2017.11.5
+certifi
 chardet==3.0.4
-idna==2.6
-pyblake2==1.1.0
-requests==2.18.4
-six==1.11.0
-urllib3==1.22
+idna==2.8
+pyblake2==1.1.2
+requests==2.21.0
+six==1.12.0
+urllib3==1.24.1
diff --git a/src/nano/accounts.py b/src/nano/accounts.py
index 1f6c62e..c8f539b 100644
--- a/src/nano/accounts.py
+++ b/src/nano/accounts.py
@@ -13,7 +13,7 @@
 
 """
 
-import random
+import secrets
 from binascii import hexlify, unhexlify
 
 from .crypto import b32xrb_encode, b32xrb_decode, address_checksum, keypair_from_seed
@@ -129,7 +129,7 @@ def generate_account(seed=None, index=0):
     """
 
     if not seed:
-        seed = unhexlify(''.join(random.choice('0123456789ABCDEF') for i in range(64)))
+        seed = unhexlify(''.join(secrets.choice('0123456789ABCDEF') for i in range(64)))
 
     pair = keypair_from_seed(seed, index=index)
     result = {
diff --git a/src/nano/rpc.py b/src/nano/rpc.py
index bdd2ed3..af37604 100644
--- a/src/nano/rpc.py
+++ b/src/nano/rpc.py
@@ -30,8 +30,9 @@ class Client(object):
     >>> rpc.version()
     {
         'rpc_version': 1,
-        'store_version': 10,
-        'node_vendor': 'RaiBlocks 9.0'
+        'store_version': 13,
+        'protocol_version': 16,
+        'node_vendor': 'Nano 18.0'
     }
     """
 
@@ -3356,15 +3357,16 @@ def version(self):
         >>> rpc.version()
         {
             "rpc_version": 1,
-            "store_version": 10,
-            "node_vendor": "RaiBlocks 9.0"
+            "store_version": 13,
+            "protocol_version": 16,
+            "node_vendor": "Nano 18.0"
         }
 
         """
 
         resp = self.call('version')
 
-        for key in ('rpc_version', 'store_version'):
+        for key in ('rpc_version', 'store_version', 'protocol_version'):
             resp[key] = int(resp[key])
 
         return resp
diff --git a/tests/fixtures/rpc/version.json b/tests/fixtures/rpc/version.json
index a4dbd27..e8ce442 100644
--- a/tests/fixtures/rpc/version.json
+++ b/tests/fixtures/rpc/version.json
@@ -1,17 +1,19 @@
 [
   {
     "expected": {
-      "node_vendor": "RaiBlocks 9.0",
+      "node_vendor": "Nano 18.0",
+      "protocol_version": 16,
       "rpc_version": 1,
-      "store_version": 10
+      "store_version": 13
     },
     "request": {
       "action": "version"
     },
     "response": {
-      "node_vendor": "RaiBlocks 9.0",
+      "node_vendor": "Nano 18.0",
+      "protocol_version": "16",
       "rpc_version": "1",
-      "store_version": "10"
+      "store_version": "13"
     }
   }
 ]
diff --git a/tests/test_mock_rpc.py b/tests/test_mock_rpc.py
index 2689f81..60b2708 100644
--- a/tests/test_mock_rpc.py
+++ b/tests/test_mock_rpc.py
@@ -10,8 +10,9 @@ def test_existing_request(self, mock_rpc_session):
         )
         assert resp.json() == {
             "rpc_version": "1",
-            "store_version": "10",
-            "node_vendor": "RaiBlocks 9.0",
+            "store_version": "13",
+            "protocol_version": "16",
+            "node_vendor": "Nano 18.0",
         }
 
     def test_missing_request(self, mock_rpc_session):
diff --git a/tests/test_rpc.py b/tests/test_rpc.py
index e389f3c..3135c88 100644
--- a/tests/test_rpc.py
+++ b/tests/test_rpc.py
@@ -24,8 +24,9 @@ def test_create(self, arguments):
     def test_call_valid_action(self, rpc):
         assert rpc.call('version') == {
             "rpc_version": "1",
-            "store_version": "10",
-            "node_vendor": "RaiBlocks 9.0",
+            "store_version": "13",
+            "protocol_version": "16",
+            "node_vendor": "Nano 18.0",
         }
 
     def test_call_invalid_action(self, rpc):