diff --git a/e2e/tests-dfx/call.bash b/e2e/tests-dfx/call.bash
index 7adad99f45..55c5dfb22a 100644
--- a/e2e/tests-dfx/call.bash
+++ b/e2e/tests-dfx/call.bash
@@ -299,25 +299,25 @@ teardown() {
   assert_match '(8 : nat)'
 }
 
-@test "impersonate sender" {
-    [[ ! "$USE_POCKETIC" ]] && skip "skipped for replica: impersonating sender is only supported for PocketIC"
+function impersonate_sender() {
+    IDENTITY_PRINCIPAL="${1}"
 
     dfx_start
     assert_command dfx deploy hello_backend
     CANISTER_ID="$(dfx canister id hello_backend)"
 
     # set the management canister as the only controller
-    assert_command dfx canister update-settings hello_backend --set-controller aaaaa-aa --yes
+    assert_command dfx canister update-settings hello_backend --set-controller "${IDENTITY_PRINCIPAL}" --yes
 
     # updating settings now fails because the default identity does not control the canister anymore
     assert_command_fail dfx canister update-settings hello_backend --freezing-threshold 0
     assert_contains "Only controllers of canister $CANISTER_ID can call ic00 method update_settings"
 
     # updating settings succeeds when impersonating the management canister as the sender
-    assert_command dfx canister update-settings hello_backend --freezing-threshold 0 --impersonate aaaaa-aa
+    assert_command dfx canister update-settings hello_backend --freezing-threshold 0 --impersonate "${IDENTITY_PRINCIPAL}"
 
     # test management canister call failure (setting memory allocation to a low value)
-    assert_command_fail dfx canister update-settings hello_backend --memory-allocation 1 --impersonate aaaaa-aa
+    assert_command_fail dfx canister update-settings hello_backend --memory-allocation 1 --impersonate "${IDENTITY_PRINCIPAL}"
     assert_contains "Management canister call failed: IC0402: Canister was given 1 B memory allocation but at least"
 
     # canister status fails because the default identity does not control the canister anymore
@@ -325,47 +325,47 @@ teardown() {
     assert_contains "Only controllers of canister $CANISTER_ID can call ic00 method canister_status"
 
     # canister status succeeds when impersonating the management canister as the sender
-    assert_command dfx canister status hello_backend --impersonate aaaaa-aa
-    assert_contains "Controllers: aaaaa-aa"
+    assert_command dfx canister status hello_backend --impersonate "${IDENTITY_PRINCIPAL}"
+    assert_contains "Controllers: ${IDENTITY_PRINCIPAL}"
     assert_contains "Freezing threshold: 0"
 
     # freeze the canister
-    assert_command dfx canister update-settings hello_backend --freezing-threshold 9223372036854775808 --confirm-very-long-freezing-threshold --impersonate aaaaa-aa
+    assert_command dfx canister update-settings hello_backend --freezing-threshold 9223372036854775808 --confirm-very-long-freezing-threshold --impersonate "${IDENTITY_PRINCIPAL}"
 
     # test management canister call submission failure
-    assert_command_fail dfx canister status hello_backend --impersonate aaaaa-aa
+    assert_command_fail dfx canister status hello_backend --impersonate "${IDENTITY_PRINCIPAL}"
     assert_contains "Failed to submit management canister call: IC0207: Canister $CANISTER_ID is out of cycles"
 
     # test update call submission failure
-    assert_command_fail dfx canister call aaaaa-aa canister_status "(record { canister_id=principal\"$CANISTER_ID\" })" --update --impersonate aaaaa-aa
+    assert_command_fail dfx canister call aaaaa-aa canister_status "(record { canister_id=principal\"$CANISTER_ID\" })" --update --impersonate "${IDENTITY_PRINCIPAL}"
     assert_contains "Failed to submit canister call: IC0207: Canister $CANISTER_ID is out of cycles"
 
     # test async call submission failure
-    assert_command_fail dfx canister call aaaaa-aa canister_status "(record { canister_id=principal\"$CANISTER_ID\" })" --async --impersonate aaaaa-aa
+    assert_command_fail dfx canister call aaaaa-aa canister_status "(record { canister_id=principal\"$CANISTER_ID\" })" --async --impersonate "${IDENTITY_PRINCIPAL}"
     assert_contains "Failed to submit canister call: IC0207: Canister $CANISTER_ID is out of cycles"
 
     # unfreeze the canister
-    assert_command dfx canister update-settings hello_backend --freezing-threshold 0 --impersonate aaaaa-aa
+    assert_command dfx canister update-settings hello_backend --freezing-threshold 0 --impersonate "${IDENTITY_PRINCIPAL}"
 
     # test update call failure
-    assert_command_fail dfx canister call aaaaa-aa delete_canister "(record { canister_id=principal\"$CANISTER_ID\" })" --update --impersonate aaaaa-aa
+    assert_command_fail dfx canister call aaaaa-aa delete_canister "(record { canister_id=principal\"$CANISTER_ID\" })" --update --impersonate "${IDENTITY_PRINCIPAL}"
     assert_contains "Canister call failed: IC0510: Canister $CANISTER_ID must be stopped before it is deleted."
 
     # test update call
-    assert_command dfx canister call aaaaa-aa start_canister "(record { canister_id=principal\"$CANISTER_ID\" })" --update --impersonate aaaaa-aa
+    assert_command dfx canister call aaaaa-aa start_canister "(record { canister_id=principal\"$CANISTER_ID\" })" --update --impersonate "${IDENTITY_PRINCIPAL}"
     assert_contains "()"
 
     # test async call
-    assert_command dfx canister call aaaaa-aa canister_status "(record { canister_id=principal\"$CANISTER_ID\" })" --async --impersonate aaaaa-aa
+    assert_command dfx canister call aaaaa-aa canister_status "(record { canister_id=principal\"$CANISTER_ID\" })" --async --impersonate "${IDENTITY_PRINCIPAL}"
     assert_contains "Request ID:"
 
     # test request status failure
-    RID=$(dfx canister call aaaaa-aa delete_canister "(record { canister_id=principal\"$CANISTER_ID\" })" --async --impersonate aaaaa-aa)
+    RID=$(dfx canister call aaaaa-aa delete_canister "(record { canister_id=principal\"$CANISTER_ID\" })" --async --impersonate "${IDENTITY_PRINCIPAL}")
     assert_command_fail dfx canister request-status "$RID" hello_backend
     assert_contains "Canister call failed: IC0510: Canister $CANISTER_ID must be stopped before it is deleted."
 
     # test request status
-    RID=$(dfx canister call aaaaa-aa canister_status "(record { canister_id=principal\"$CANISTER_ID\" })" --async --impersonate aaaaa-aa)
+    RID=$(dfx canister call aaaaa-aa canister_status "(record { canister_id=principal\"$CANISTER_ID\" })" --async --impersonate "${IDENTITY_PRINCIPAL}")
     assert_command dfx canister request-status "$RID" hello_backend
     assert_contains "record {"
 
@@ -374,6 +374,22 @@ teardown() {
     assert_contains "Failed to perform query call: IC0406: Caller $CANISTER_ID is not allowed to query ic00 method fetch_canister_logs"
 
     # test query call
-    assert_command dfx canister call aaaaa-aa fetch_canister_logs "(record { canister_id=principal\"$CANISTER_ID\" })" --query --impersonate aaaaa-aa
+    assert_command dfx canister call aaaaa-aa fetch_canister_logs "(record { canister_id=principal\"$CANISTER_ID\" })" --query --impersonate "${IDENTITY_PRINCIPAL}"
     assert_contains "(record { 1_754_302_831 = vec {} })"
 }
+
+@test "impersonate management canister as sender" {
+    [[ ! "$USE_POCKETIC" ]] && skip "skipped for replica: impersonating sender is only supported for PocketIC"
+
+    impersonate_sender "aaaaa-aa"
+}
+
+@test "impersonate new random identity as sender" {
+    [[ ! "$USE_POCKETIC" ]] && skip "skipped for replica: impersonating sender is only supported for PocketIC"
+
+    dfx identity new impersonated_identity
+    IDENTITY_PRINCIPAL="$(dfx --identity impersonated_identity identity get-principal)"
+    dfx identity remove impersonated_identity
+
+    impersonate_sender "${IDENTITY_PRINCIPAL}"
+}