diff --git a/src/spork.cpp b/src/spork.cpp
index ba26f80d4e7cc..e9628fcf11aac 100644
--- a/src/spork.cpp
+++ b/src/spork.cpp
@@ -16,6 +16,12 @@ CSporkManager sporkManager;
 
 std::map<uint256, CSporkMessage> mapSporks;
 
+void CSporkManager::Clear()
+{
+    strMasterPrivKey = "";
+    mapSporksActive.clear();
+}
+
 // PIVX: on startup load spork values from previous session if they exist in the sporkDB
 void CSporkManager::LoadSporksFromDB()
 {
@@ -213,6 +219,12 @@ bool CSporkManager::SetPrivKey(std::string strPrivKey)
     return false;
 }
 
+std::string CSporkManager::ToString() const
+{
+    LOCK(cs);
+    return strprintf("Sporks: %llu", mapSporksActive.size());
+}
+
 bool CSporkMessage::Sign(std::string strSignKey)
 {
     std::string strMessage = std::to_string(nSporkID) + std::to_string(nValue) + std::to_string(nTimeSigned);
diff --git a/src/spork.h b/src/spork.h
index 6fc51c285990c..5e0f441b386ee 100644
--- a/src/spork.h
+++ b/src/spork.h
@@ -100,14 +100,23 @@ class CSporkMessage
 class CSporkManager
 {
 private:
-    CCriticalSection cs;
-    std::vector<unsigned char> vchSig;
+    mutable CCriticalSection cs;
     std::string strMasterPrivKey;
     std::map<int, CSporkMessage> mapSporksActive;
 
 public:
     CSporkManager() {}
 
+    ADD_SERIALIZE_METHODS;
+
+    template <typename Stream, typename Operation>
+    inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion)
+    {
+        READWRITE(mapSporksActive);
+        // we don't serialize private key to prevent its leakage
+    }
+
+    void Clear();
     void LoadSporksFromDB();
 
     void ProcessSpork(CNode* pfrom, std::string& strCommand, CDataStream& vRecv);
@@ -120,6 +129,7 @@ class CSporkManager
     int GetSporkIDByName(std::string strName);
 
     bool SetPrivKey(std::string strPrivKey);
+    std::string ToString() const;
 };
 
 #endif