diff --git a/contrib/testgen/key_tests.test_vectors.md b/contrib/testgen/key_tests.test_vectors.md
new file mode 100644
index 00000000000..a7be987a7cc
--- /dev/null
+++ b/contrib/testgen/key_tests.test_vectors.md
@@ -0,0 +1,45 @@
+## Test Vectors
+Private key and address test vectors for test `key_tests` were crafted by hand.
+The following document illustrates how they have been chosen.
+
+### compressed private key
+```
+80111111111111111111111111111111111111111111111111111111111111111101 
+969b59a7 d30dd0eb7b64944926f4006e84a74a4bdd1f49c30f651082425c0747
+80111111111111111111111111111111111111111111111111111111111111111101969b59a7
+KwntMbt59tTsj8xqpqYqRRWufyjGunvhSyeMo3NTYpFYzZbXJ5Hp
+DU9umLs2Ze8eNRo69wbSj5HeufphJawFPh
+```
+
+### uncompressed private key
+```
+801111111111111111111111111111111111111111111111111111111111111111
+e5ce7258 ab95e95003a854ccfca9f027108d9b9b35bc113a9095aeef3e1bc836
+801111111111111111111111111111111111111111111111111111111111111111e5ce7258
+5HwoXVkHoRM8sL2KmNRS217n1g8mPPBomrY7yehCuXC1115WWsh
+DS1P3gwq6MFtatWprr2e2J32xGPd89n75C
+```
+
+// 2 
+### compressed private key
+```
+80222222222222222222222222222222222222222222222222222222222222222201
+c2d1512d d4570cc56481d9bf6dbe147ed964a486b7b229f426b1320f77070c52
+80222222222222222222222222222222222222222222222222222222222222222201c2d1512d
+KxN4XYdzu6f9j3EMryaMwZvUVLk3y29M4QZ2xwPoFP2zwka1aWxU
+DCiLe5VAcdLpGXURTDsaoryMWdMVBP9NoN
+```
+
+### uncompressed private key
+```
+802222222222222222222222222222222222222222222222222222222222222222
+d15081bf 4cb85f0f73cd32c4b21dace0e3ed3ffce7020023fe448d97b20b278d
+802222222222222222222222222222222222222222222222222222222222222222d15081bf
+5J5KUK3VXP8HUefNVYPxwxVRokScZdWXpu1Tj8LfaAXMqHzMmbk
+DMQ3t1L7BmTwL5wpZ9mek1KUaCRLJSXJWV
+```
+	
+
+
+
+
diff --git a/src/test/key_tests.cpp b/src/test/key_tests.cpp
index 3f4ca7d53d7..a75b5ab9a76 100644
--- a/src/test/key_tests.cpp
+++ b/src/test/key_tests.cpp
@@ -16,19 +16,17 @@
 #include <vector>
 
 #include <boost/test/unit_test.hpp>
-
-static const std::string strSecret1 = "5HxWvvfubhXpYYpS3tJkw6fq9jE9j18THftkZjHHfmFiWtmAbrj";
-static const std::string strSecret2 = "5KC4ejrDjv152FGwP386VD1i2NYc5KkfSMyv1nGy1VGDxGHqVY3";
-static const std::string strSecret1C = "Kwr371tjA9u2rFSMZjTNun2PXXP3WPZu2afRHTcta6KxEUdm1vEw";
-static const std::string strSecret2C = "L3Hq7a8FEQwJkW1M2GNKDW28546Vp5miewcCzSqUD9kCAXrJdS3g";
-static const std::string addr1 = "1QFqqMUD55ZV3PJEJZtaKCsQmjLT6JkjvJ";
-static const std::string addr2 = "1F5y5E5FMc5YzdJtB9hLaUe43GDxEKXENJ";
-static const std::string addr1C = "1NoJrossxPBKfCHuJXT4HadJrXRE9Fxiqs";
-static const std::string addr2C = "1CRj2HyM1CXWzHAXLQtiGLyggNT9WQqsDs";
+static const std::string strSecret1 = "5HwoXVkHoRM8sL2KmNRS217n1g8mPPBomrY7yehCuXC1115WWsh";
+static const std::string strSecret2 = "5J5KUK3VXP8HUefNVYPxwxVRokScZdWXpu1Tj8LfaAXMqHzMmbk";
+static const std::string strSecret1C = "KwntMbt59tTsj8xqpqYqRRWufyjGunvhSyeMo3NTYpFYzZbXJ5Hp"; 
+static const std::string strSecret2C = "KxN4XYdzu6f9j3EMryaMwZvUVLk3y29M4QZ2xwPoFP2zwka1aWxU";
+static const std::string addr1 = "DS1P3gwq6MFtatWprr2e2J32xGPd89n75C";
+static const std::string addr2 = "DMQ3t1L7BmTwL5wpZ9mek1KUaCRLJSXJWV";
+static const std::string addr1C = "DU9umLs2Ze8eNRo69wbSj5HeufphJawFPh"; 
+static const std::string addr2C = "DCiLe5VAcdLpGXURTDsaoryMWdMVBP9NoN";
 
 static const std::string strAddressBad = "1HV9Lc3sNHZxwj4Zk6fB38tEmBryq2cBiF";
 
-
 BOOST_FIXTURE_TEST_SUITE(key_tests, BasicTestingSetup)
 
 BOOST_AUTO_TEST_CASE(key_test1)
@@ -138,19 +136,19 @@ BOOST_AUTO_TEST_CASE(key_test1)
     BOOST_CHECK(key1.Sign(hashMsg, detsig));
     BOOST_CHECK(key1C.Sign(hashMsg, detsigc));
     BOOST_CHECK(detsig == detsigc);
-    BOOST_CHECK(detsig == ParseHex("304402205dbbddda71772d95ce91cd2d14b592cfbc1dd0aabd6a394b6c2d377bbe59d31d022014ddda21494a4e221f0824f0b8b924c43fa43c0ad57dccdaa11f81a6bd4582f6"));
+    BOOST_CHECK(detsig == ParseHex("3044022064b7d73eee352ebd0a9eea03b56141bb80ac71885506ca38cae731000a704b50022047ff0729ca4e6ffd41b7b4928cfa05ab1148dc4ecb7030bec53f7009a86d6ad2"));
     BOOST_CHECK(key2.Sign(hashMsg, detsig));
     BOOST_CHECK(key2C.Sign(hashMsg, detsigc));
     BOOST_CHECK(detsig == detsigc);
-    BOOST_CHECK(detsig == ParseHex("3044022052d8a32079c11e79db95af63bb9600c5b04f21a9ca33dc129c2bfa8ac9dc1cd5022061d8ae5e0f6c1a16bde3719c64c2fd70e404b6428ab9a69566962e8771b5944d"));
+    BOOST_CHECK(detsig == ParseHex("30440220056e087458d463ac8197b2036c4cf2fd88f6f19318d313c47d299682b5e9b55e022063e9cb599949c38a1762c18c5440e382779d63df12702ab93efebd510f28f3fc"));
     BOOST_CHECK(key1.SignCompact(hashMsg, detsig));
     BOOST_CHECK(key1C.SignCompact(hashMsg, detsigc));
-    BOOST_CHECK(detsig == ParseHex("1c5dbbddda71772d95ce91cd2d14b592cfbc1dd0aabd6a394b6c2d377bbe59d31d14ddda21494a4e221f0824f0b8b924c43fa43c0ad57dccdaa11f81a6bd4582f6"));
-    BOOST_CHECK(detsigc == ParseHex("205dbbddda71772d95ce91cd2d14b592cfbc1dd0aabd6a394b6c2d377bbe59d31d14ddda21494a4e221f0824f0b8b924c43fa43c0ad57dccdaa11f81a6bd4582f6"));
+    BOOST_CHECK(detsig == ParseHex("1c64b7d73eee352ebd0a9eea03b56141bb80ac71885506ca38cae731000a704b5047ff0729ca4e6ffd41b7b4928cfa05ab1148dc4ecb7030bec53f7009a86d6ad2"));
+    BOOST_CHECK(detsigc == ParseHex("2064b7d73eee352ebd0a9eea03b56141bb80ac71885506ca38cae731000a704b5047ff0729ca4e6ffd41b7b4928cfa05ab1148dc4ecb7030bec53f7009a86d6ad2"));
     BOOST_CHECK(key2.SignCompact(hashMsg, detsig));
     BOOST_CHECK(key2C.SignCompact(hashMsg, detsigc));
-    BOOST_CHECK(detsig == ParseHex("1c52d8a32079c11e79db95af63bb9600c5b04f21a9ca33dc129c2bfa8ac9dc1cd561d8ae5e0f6c1a16bde3719c64c2fd70e404b6428ab9a69566962e8771b5944d"));
-    BOOST_CHECK(detsigc == ParseHex("2052d8a32079c11e79db95af63bb9600c5b04f21a9ca33dc129c2bfa8ac9dc1cd561d8ae5e0f6c1a16bde3719c64c2fd70e404b6428ab9a69566962e8771b5944d"));
+    BOOST_CHECK(detsig == ParseHex("1b056e087458d463ac8197b2036c4cf2fd88f6f19318d313c47d299682b5e9b55e63e9cb599949c38a1762c18c5440e382779d63df12702ab93efebd510f28f3fc"));
+    BOOST_CHECK(detsigc == ParseHex("1f056e087458d463ac8197b2036c4cf2fd88f6f19318d313c47d299682b5e9b55e63e9cb599949c38a1762c18c5440e382779d63df12702ab93efebd510f28f3fc"));
 }
 
 BOOST_AUTO_TEST_CASE(key_signature_tests)
diff --git a/src/validation.cpp b/src/validation.cpp
index 94f8f8cbf0c..325119502b1 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -46,6 +46,7 @@
 
 #include <boost/algorithm/string/replace.hpp>
 #include <boost/thread.hpp>
+#include <boost/bind.hpp>
 
 #if defined(NDEBUG)
 # error "DigiByte cannot be compiled without assertions."
diff --git a/src/validationinterface.cpp b/src/validationinterface.cpp
index 61309f4fdd3..fa5aef38f72 100644
--- a/src/validationinterface.cpp
+++ b/src/validationinterface.cpp
@@ -17,6 +17,7 @@
 #include <atomic>
 #include <future>
 
+#include <boost/bind.hpp>
 #include <boost/signals2/signal.hpp>
 
 struct MainSignalsInstance {