diff --git a/ydb/core/blobstorage/dsproxy/dsproxy_state.cpp b/ydb/core/blobstorage/dsproxy/dsproxy_state.cpp
index 94355010fad2..baeed30ddbe0 100644
--- a/ydb/core/blobstorage/dsproxy/dsproxy_state.cpp
+++ b/ydb/core/blobstorage/dsproxy/dsproxy_state.cpp
@@ -122,10 +122,33 @@ namespace NKikimr {
 
         Send(MonActor, new TEvBlobStorage::TEvConfigureProxy(Info, nullptr));
         if (Info) {
-            Y_ABORT_UNLESS(!EncryptionMode || *EncryptionMode == Info->GetEncryptionMode());
-            Y_ABORT_UNLESS(!LifeCyclePhase || *LifeCyclePhase == Info->GetLifeCyclePhase());
-            Y_ABORT_UNLESS(!GroupKeyNonce || *GroupKeyNonce == Info->GetGroupKeyNonce());
-            Y_ABORT_UNLESS(!CypherKey || *CypherKey == *Info->GetCypherKey());
+            auto printOptional = [&](const auto& val) -> TString {
+                using T = std::decay_t<decltype(*val)>;
+                if (!val) {
+                    return "<nullopt>";
+                } else {
+                    if constexpr(std::is_same_v<T, ui64>) {
+                        return IntToString<10>(*val);
+                    }
+                    if constexpr(std::is_same_v<T, TBlobStorageGroupInfo::EEncryptionMode>) {
+                        return TBlobStorageGroupInfo::PrintEncryptionMode(*val);
+                    }
+                    if constexpr(std::is_same_v<T, TBlobStorageGroupInfo::ELifeCyclePhase>) {
+                        return TBlobStorageGroupInfo::PrintLifeCyclePhase(*val);
+                    }
+                    // we don't want to print CypherKey value!
+                    return "<value>";
+                }
+            };
+
+            Y_VERIFY_S(!EncryptionMode || *EncryptionMode == Info->GetEncryptionMode(),
+                    "EncryptionMode# " << printOptional(EncryptionMode) << " Info# " << Info->ToString());
+            Y_VERIFY_S(!LifeCyclePhase || *LifeCyclePhase == Info->GetLifeCyclePhase(),
+                    "LifeCyclePhase# " << printOptional(LifeCyclePhase) << " Info# " << Info->ToString());
+            Y_VERIFY_S(!GroupKeyNonce || *GroupKeyNonce == Info->GetGroupKeyNonce(),
+                    "GroupKeyNonce# " << printOptional(GroupKeyNonce) << " Info# " << Info->ToString());
+            Y_VERIFY_S(!CypherKey || *CypherKey == *Info->GetCypherKey(),
+                    "CypherKey# " << printOptional(CypherKey) << " Info# " << Info->ToString());
             EncryptionMode = Info->GetEncryptionMode();
             LifeCyclePhase = Info->GetLifeCyclePhase();
             GroupKeyNonce = Info->GetGroupKeyNonce();
diff --git a/ydb/core/blobstorage/groupinfo/blobstorage_groupinfo.cpp b/ydb/core/blobstorage/groupinfo/blobstorage_groupinfo.cpp
index 1b1026b730ba..d0e8423a93ff 100644
--- a/ydb/core/blobstorage/groupinfo/blobstorage_groupinfo.cpp
+++ b/ydb/core/blobstorage/groupinfo/blobstorage_groupinfo.cpp
@@ -977,6 +977,9 @@ TString TBlobStorageGroupInfo::ToString() const {
     str << " GroupGeneration# " << GroupGeneration;
     str << " Type# " << Type.ToString();
     str << " SizeInUnits# " << GroupSizeInUnits;
+    str << " EncryptionMode# " << PrintEncryptionMode(EncryptionMode) << Endl;
+    str << " LifeCyclePhase# " << PrintLifeCyclePhase(LifeCyclePhase) << Endl;
+    str << " GroupKeyNonce# " << GroupKeyNonce << Endl;
     str << " FailRealms# {";
     for (ui32 realmIdx = 0; realmIdx < Topology->FailRealms.size(); ++realmIdx) {
         const TFailRealm& realm = Topology->FailRealms[realmIdx];
diff --git a/ydb/core/blobstorage/groupinfo/blobstorage_groupinfo.h b/ydb/core/blobstorage/groupinfo/blobstorage_groupinfo.h
index e8fecd4f7090..fdae6df7131e 100644
--- a/ydb/core/blobstorage/groupinfo/blobstorage_groupinfo.h
+++ b/ydb/core/blobstorage/groupinfo/blobstorage_groupinfo.h
@@ -106,6 +106,15 @@ class TBlobStorageGroupInfo : public TThrRefBase {
         EEM_ENC_V1 = 1 // Encryption at proxy level, no MAC, no CRC
     };
 
+    static TString PrintEncryptionMode(EEncryptionMode mode) {
+        switch (mode) {
+        case EEncryptionMode::EEM_NONE:
+            return "NONE";
+        case EEncryptionMode::EEM_ENC_V1:
+            return "ENC_V1";
+        }
+    }
+
     // INITIAL upon group creation in base and in memory
     // PROPOSE comes from the node warden when it proposes after getting INITIAL
     // INITIAL -> IN_TRANSITION in memory state from transaction start to transaction end
@@ -121,6 +130,27 @@ class TBlobStorageGroupInfo : public TThrRefBase {
         ELCP_KEY_NOT_LOADED = 703,
     };
 
+    static TString PrintLifeCyclePhase(ELifeCyclePhase phase) {
+        switch (phase) {
+        case ELifeCyclePhase::ELCP_INITIAL:
+            return "INITIAL";
+        case ELifeCyclePhase::ELCP_PROPOSE:
+            return "PROPOSE";
+        case ELifeCyclePhase::ELCP_IN_TRANSITION:
+            return "IN_TRANSITION";
+        case ELifeCyclePhase::ELCP_IN_USE:
+            return "IN_USE";
+        case ELifeCyclePhase::ELCP_KEY_CRC_ERROR:
+            return "KEY_CRC_ERROR";
+        case ELifeCyclePhase::ELCP_KEY_VERSION_ERROR:
+            return "KEY_VERSION_ERROR";
+        case ELifeCyclePhase::ELCP_KEY_ID_ERROR:
+            return "KEY_ID_ERROR";
+        case ELifeCyclePhase::ELCP_KEY_NOT_LOADED:
+            return "KEY_NOT_LOADED";
+        }
+    }
+
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // SUBSET HELPER CLASSES
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////