diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index 2569c1e7e1..a1723e0218 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -162,20 +162,18 @@ class CMainParams : public CChainParams {
         vSeeds.emplace_back("173.212.243.180");
         vSeeds.emplace_back("213.136.75.147");
 
-		/*
-        PUBKEY_ADDRESS = 27,  // CloakCoin: address begin with 'C'
-        SCRIPT_ADDRESS = 85, 
-        PUBKEY_ADDRESS_TEST = 111,
-        SCRIPT_ADDRESS_TEST = 196,
-		*/
-
-        base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,27);
+        //  0x1B... encodes as 'B' or 'C' Cloak public address start
+        base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,27);  
+        //  0x55..
         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,85);
-        base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1, 176); // TODO: check if value should be changed
-        base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x88, 0xB2, 0x1E}; // TODO: check if value should be changed
-        base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x88, 0xAD, 0xE4}; // TODO: check if value should be changed
+        // 128 + PUBKEY_ADDRESS (0x9B... encodes as '6' Cloak private key start)
+        base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1, 155); 
+        // BIP-32 pubkeys start with 'xpub' (Bitcoin defaults); HD extended public key
+        base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x88, 0xB2, 0x1E};
+        // BIP-32 prvkeys start with 'xprv' (Bitcoin defaults); HD extended private key
+        base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x88, 0xAD, 0xE4};
 
-        bech32_hrp = "cc";
+        bech32_hrp = "cc";  //  human readable part; placeholder; not using SegWit so not really important
 
         vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
 
@@ -224,7 +222,9 @@ class CMainParams : public CChainParams {
             }
         };
 
-        // todo: check and set correctly!
+        // TODO: check and set correctly! Only relevant to estimate verification progress...
+        /** Guess verification progress (as a fraction between 0.0=genesis and 1.0=current tip).
+        // double GuessVerificationProgress(const ChainTxData& data, const CBlockIndex* pindex) */
         chainTxData = ChainTxData{
             // Data from rpc: getchaintxstats 4096 0000000000000000002e63058c023a9a1de233554f28c7b21380b6c9003f36a8
             /* nTime    */ 1532884444,