diff --git a/node/src/main/kotlin/net/corda/node/internal/AbstractNode.kt b/node/src/main/kotlin/net/corda/node/internal/AbstractNode.kt
index 4f98774738..84c2da76b0 100644
--- a/node/src/main/kotlin/net/corda/node/internal/AbstractNode.kt
+++ b/node/src/main/kotlin/net/corda/node/internal/AbstractNode.kt
@@ -1201,7 +1201,7 @@ abstract class AbstractNode<S>(val configuration: NodeConfiguration,
         override lateinit var networkParameters: NetworkParameters
 
         init {
-            this@AbstractNode.attachments.servicesForResolution = this
+            this@AbstractNode.attachments.nodeVerificationSupport = this
         }
 
         fun start(myInfo: NodeInfo, networkParameters: NetworkParameters) {
diff --git a/node/src/main/kotlin/net/corda/node/services/persistence/NodeAttachmentService.kt b/node/src/main/kotlin/net/corda/node/services/persistence/NodeAttachmentService.kt
index 7e4c06e5d8..fc17b10d77 100644
--- a/node/src/main/kotlin/net/corda/node/services/persistence/NodeAttachmentService.kt
+++ b/node/src/main/kotlin/net/corda/node/services/persistence/NodeAttachmentService.kt
@@ -32,7 +32,7 @@ import net.corda.core.internal.entries
 import net.corda.core.internal.isUploaderTrusted
 import net.corda.core.internal.readFully
 import net.corda.core.internal.utilities.ZipBombDetector
-import net.corda.core.node.ServicesForResolution
+import net.corda.core.internal.verification.NodeVerificationSupport
 import net.corda.core.node.services.AttachmentId
 import net.corda.core.node.services.vault.AttachmentQueryCriteria
 import net.corda.core.node.services.vault.AttachmentSort
@@ -90,7 +90,7 @@ class NodeAttachmentService @JvmOverloads constructor(
 ) : AttachmentStorageInternal, SingletonSerializeAsToken() {
 
     // This is to break the circular dependency.
-    lateinit var servicesForResolution: ServicesForResolution
+    lateinit var nodeVerificationSupport: NodeVerificationSupport
 
     companion object {
         private val log = contextLogger()
@@ -390,7 +390,7 @@ class NodeAttachmentService @JvmOverloads constructor(
 
     private fun increaseDefaultVersionIfWhitelistedAttachment(contractClassNames: List<ContractClassName>, contractVersionFromFile: Int, attachmentId: AttachmentId) =
             if (contractVersionFromFile == DEFAULT_CORDAPP_VERSION) {
-                val versions = contractClassNames.mapNotNull { servicesForResolution.networkParameters.whitelistedContractImplementations[it]?.indexOf(attachmentId) }
+                val versions = contractClassNames.mapNotNull { nodeVerificationSupport.networkParameters.whitelistedContractImplementations[it]?.indexOf(attachmentId) }
                         .filter { it >= 0 }.map { it + 1 } // +1 as versions starts from 1 not 0
                 val max = versions.maxOrNull()
                 if (max != null && max > contractVersionFromFile) {
@@ -416,7 +416,7 @@ class NodeAttachmentService @JvmOverloads constructor(
                 // set the hash field of the new attachment record.
 
                 val bytes = inputStream.readFully()
-                require(!ZipBombDetector.scanZip(ByteArrayInputStream(bytes), servicesForResolution.networkParameters.maxTransactionSize.toLong())) {
+                require(!ZipBombDetector.scanZip(ByteArrayInputStream(bytes), nodeVerificationSupport.networkParameters.maxTransactionSize.toLong())) {
                     "The attachment is too large and exceeds both max transaction size and the maximum allowed compression ratio"
                 }
                 val id = bytes.sha256()
diff --git a/node/src/test/java/net/corda/node/services/vault/VaultQueryJavaTests.java b/node/src/test/java/net/corda/node/services/vault/VaultQueryJavaTests.java
index 0a4330967a..c26c0c0b86 100644
--- a/node/src/test/java/net/corda/node/services/vault/VaultQueryJavaTests.java
+++ b/node/src/test/java/net/corda/node/services/vault/VaultQueryJavaTests.java
@@ -10,8 +10,8 @@ import net.corda.core.crypto.SecureHash;
 import net.corda.core.identity.AbstractParty;
 import net.corda.core.identity.CordaX500Name;
 import net.corda.core.identity.Party;
+import net.corda.core.internal.verification.NodeVerificationSupport;
 import net.corda.core.messaging.DataFeed;
-import net.corda.core.node.ServicesForResolution;
 import net.corda.core.node.services.AttachmentStorage;
 import net.corda.core.node.services.IdentityService;
 import net.corda.core.node.services.Vault;
@@ -97,9 +97,9 @@ public class VaultQueryJavaTests {
         vaultFiller = new VaultFiller(services, DUMMY_NOTARY);
         vaultService = services.getVaultService();
         storage = new NodeAttachmentService(new MetricRegistry(), new TestingNamedCacheFactory(100), database);
-        ServicesForResolution serviceForResolution = mock(ServicesForResolution.class);
-        ((NodeAttachmentService) storage).servicesForResolution = serviceForResolution;
-        doReturn(testNetworkParameters()).when(serviceForResolution).getNetworkParameters();
+        NodeVerificationSupport nodeVerificationSupport = mock(NodeVerificationSupport.class);
+        ((NodeAttachmentService) storage).nodeVerificationSupport = nodeVerificationSupport;
+        doReturn(testNetworkParameters()).when(nodeVerificationSupport).getNetworkParameters();
     }
 
     @After
diff --git a/node/src/test/kotlin/net/corda/node/services/attachments/AttachmentTrustCalculatorTest.kt b/node/src/test/kotlin/net/corda/node/services/attachments/AttachmentTrustCalculatorTest.kt
index c767ccf2f3..6febdb3311 100644
--- a/node/src/test/kotlin/net/corda/node/services/attachments/AttachmentTrustCalculatorTest.kt
+++ b/node/src/test/kotlin/net/corda/node/services/attachments/AttachmentTrustCalculatorTest.kt
@@ -6,7 +6,7 @@ import net.corda.core.internal.AttachmentTrustCalculator
 import net.corda.core.internal.AttachmentTrustInfo
 import net.corda.core.internal.hash
 import net.corda.core.internal.read
-import net.corda.core.node.ServicesForResolution
+import net.corda.core.internal.verification.NodeVerificationSupport
 import net.corda.coretesting.internal.rigorousMock
 import net.corda.node.services.persistence.NodeAttachmentService
 import net.corda.nodeapi.internal.persistence.CordaPersistence
@@ -47,7 +47,7 @@ class AttachmentTrustCalculatorTest {
     private lateinit var database: CordaPersistence
     private lateinit var storage: NodeAttachmentService
     private lateinit var attachmentTrustCalculator: AttachmentTrustCalculator
-    private val services = rigorousMock<ServicesForResolution>().also {
+    private val nodeVerificationSupport = rigorousMock<NodeVerificationSupport>().also {
         doReturn(testNetworkParameters()).whenever(it).networkParameters
     }
     private val cacheFactory = TestingNamedCacheFactory()
@@ -61,7 +61,7 @@ class AttachmentTrustCalculatorTest {
                 it.start()
             }
         }
-        storage.servicesForResolution = services
+        storage.nodeVerificationSupport = nodeVerificationSupport
         attachmentTrustCalculator = NodeAttachmentTrustCalculator(storage, database, cacheFactory)
     }
 
diff --git a/node/src/test/kotlin/net/corda/node/services/persistence/NodeAttachmentServiceTest.kt b/node/src/test/kotlin/net/corda/node/services/persistence/NodeAttachmentServiceTest.kt
index 29cb879b87..79c17fe120 100644
--- a/node/src/test/kotlin/net/corda/node/services/persistence/NodeAttachmentServiceTest.kt
+++ b/node/src/test/kotlin/net/corda/node/services/persistence/NodeAttachmentServiceTest.kt
@@ -19,7 +19,7 @@ import net.corda.core.internal.cordapp.CordappImpl.Companion.DEFAULT_CORDAPP_VER
 import net.corda.core.internal.hash
 import net.corda.core.internal.read
 import net.corda.core.internal.readFully
-import net.corda.core.node.ServicesForResolution
+import net.corda.core.internal.verification.NodeVerificationSupport
 import net.corda.core.node.services.AttachmentId
 import net.corda.core.node.services.vault.AttachmentQueryCriteria.AttachmentsQueryCriteria
 import net.corda.core.node.services.vault.AttachmentSort
@@ -84,7 +84,7 @@ class NodeAttachmentServiceTest {
     private lateinit var database: CordaPersistence
     private lateinit var storage: NodeAttachmentService
     private lateinit var devModeStorage: NodeAttachmentService
-    private val services = rigorousMock<ServicesForResolution>().also {
+    private val nodeVerificationSupport = rigorousMock<NodeVerificationSupport>().also {
         doReturn(testNetworkParameters()).whenever(it).networkParameters
     }
 
@@ -105,13 +105,13 @@ class NodeAttachmentServiceTest {
                 it.start()
             }
         }
-        storage.servicesForResolution = services
+        storage.nodeVerificationSupport = nodeVerificationSupport
         devModeStorage = NodeAttachmentService(MetricRegistry(), TestingNamedCacheFactory(), database, true).also {
             database.transaction {
                 it.start()
             }
         }
-        devModeStorage.servicesForResolution = services
+        devModeStorage.nodeVerificationSupport = nodeVerificationSupport
     }
 
     @After