diff --git a/e2e/fixtures/confidential_container_pod.yml b/e2e/fixtures/confidential_container_pod.yml
index 764a9ff0..6b19f803 100644
--- a/e2e/fixtures/confidential_container_pod.yml
+++ b/e2e/fixtures/confidential_container_pod.yml
@@ -8,7 +8,7 @@ metadata:
 spec:
   restartPolicy: Always
   containers:
-  - image: docker.io/kengordon/parmasimple:latest
+  - image: mcr.microsoft.com/aci/aci-confidential-helloworld:v1
     imagePullPolicy: Always
     name: e2etest-conf-container
     resources:
diff --git a/e2e/fixtures/csi-driver.yml b/e2e/fixtures/csi-driver.yml
index e7a434e7..ab46eca7 100644
--- a/e2e/fixtures/csi-driver.yml
+++ b/e2e/fixtures/csi-driver.yml
@@ -20,7 +20,7 @@ spec:
     - containerPort: 80
       name: http
       protocol: TCP
-  - image: busybox
+  - image: mcr.microsoft.com/cbl-mariner/busybox:1.35
     name: busybox
     imagePullPolicy: Always
     command: [
diff --git a/e2e/fixtures/hpa.yml b/e2e/fixtures/hpa.yml
index 6f29161b..adc983d7 100644
--- a/e2e/fixtures/hpa.yml
+++ b/e2e/fixtures/hpa.yml
@@ -20,7 +20,7 @@ spec:
     - containerPort: 443
       name: https
       protocol: TCP
-  - image: busybox
+  - image: mcr.microsoft.com/cbl-mariner/busybox:1.35
     name: busybox
     imagePullPolicy: Always
     command: [
diff --git a/e2e/fixtures/initcontainers_ordertest_pod.yml b/e2e/fixtures/initcontainers_ordertest_pod.yml
index 93c04260..fe603d8b 100644
--- a/e2e/fixtures/initcontainers_ordertest_pod.yml
+++ b/e2e/fixtures/initcontainers_ordertest_pod.yml
@@ -6,14 +6,14 @@ metadata:
 spec:
   nodeName: vk-aci-test-aks
   initContainers:
-  - image: alpine
+  - image: mcr.microsoft.com/mirror/docker/library/alpine:3.16
     name: init-container-01
     command: [ "/bin/sh" ]
     args: [ "-c", "echo Hi from init-container-01 >> /mnt/azure/newfile.txt" ]
     volumeMounts:
       - name: azure
         mountPath: /mnt/azure
-  - image: alpine
+  - image: mcr.microsoft.com/mirror/docker/library/alpine:3.16
     name: init-container-02
     command: [ "/bin/sh" ]
     args: [ "-c", "echo Hi from init-container-02 >> /mnt/azure/newfile.txt" ]
@@ -21,7 +21,7 @@ spec:
       - name: azure
         mountPath: /mnt/azure
   containers:
-  - image: alpine
+  - image: mcr.microsoft.com/mirror/docker/library/alpine:3.16
     imagePullPolicy: Always
     name: container
     command: [
diff --git a/e2e/fixtures/multi-volume.yml b/e2e/fixtures/multi-volume.yml
index 5ab6ed38..38182e78 100644
--- a/e2e/fixtures/multi-volume.yml
+++ b/e2e/fixtures/multi-volume.yml
@@ -6,7 +6,7 @@ metadata:
 spec:
   nodeName: vk-aci-test-aks
   containers:
-  - image: busybox
+  - image: mcr.microsoft.com/cbl-mariner/busybox:1.35
     imagePullPolicy: Always
     name: busybox
     command:  [
diff --git a/hack/e2e/aks-addon.sh b/hack/e2e/aks-addon.sh
index 89554a6a..477cecc1 100755
--- a/hack/e2e/aks-addon.sh
+++ b/hack/e2e/aks-addon.sh
@@ -20,7 +20,7 @@ if [ "$PR_RAND" = "" ]; then
 fi
 
 : "${RESOURCE_GROUP:=aks-addon-aci-test-$RANDOM_NUM}"
-: "${LOCATION:=eastus2}"
+: "${LOCATION:=eastus2euap}"
 : "${CLUSTER_NAME:=${RESOURCE_GROUP}}"
 : "${NODE_COUNT:=1}"
 : "${CHART_NAME:=aks-addon--test}"
diff --git a/hack/e2e/aks.sh b/hack/e2e/aks.sh
index 49d637a6..ffaa0d2c 100755
--- a/hack/e2e/aks.sh
+++ b/hack/e2e/aks.sh
@@ -35,6 +35,7 @@ fi
 : "${CLUSTER_SUBNET_RANGE=10.240.0.0/16}"
 : "${ACI_SUBNET_RANGE=10.241.0.0/16}"
 : "${VNET_NAME=myAKSVNet}"
+: "${NSG_NAME=myAKSNSG}"
 : "${CLUSTER_SUBNET_NAME=myAKSSubnet}"
 : "${ACI_SUBNET_NAME=myACISubnet}"
 : "${ACR_NAME=vkacr$RANDOM_NUM}"
@@ -96,10 +97,14 @@ az network vnet create \
     --subnet-name $CLUSTER_SUBNET_NAME \
     --subnet-prefix $CLUSTER_SUBNET_RANGE
 
+az network nsg create \
+    --resource-group $RESOURCE_GROUP \
+    --name $NSG_NAME
+
 aci_subnet_id="$(az network vnet subnet create \
     --resource-group $RESOURCE_GROUP \
     --vnet-name $VNET_NAME \
-    --network-security-group $VNET_NAME-nsg \
+    --network-security-group $NSG_NAME \
     --name $ACI_SUBNET_NAME \
     --address-prefix $ACI_SUBNET_RANGE \
     --query id -o tsv)"
@@ -122,7 +127,7 @@ az aks create \
     -g "$RESOURCE_GROUP" \
     -l "$LOCATION" \
     -c "$NODE_COUNT" \
-    --node-vm-size standard_d8_v3 \
+    --node-vm-size standard_d8s_v3 \
     -n "$CLUSTER_NAME" \
     --network-plugin azure \
     --vnet-subnet-id "$aks_subnet_id" \
@@ -138,7 +143,7 @@ az aks create \
     -g "$RESOURCE_GROUP" \
     -l "$LOCATION" \
     -c "$NODE_COUNT" \
-    --node-vm-size standard_d8_v3 \
+    --node-vm-size standard_d8s_v3 \
     -n "$CLUSTER_NAME" \
     --network-plugin azure \
     --vnet-subnet-id "$aks_subnet_id" \