diff --git a/AutoCollection/Statsbeat.ts b/AutoCollection/Statsbeat.ts
index 05db7ce37..52fff1f39 100644
--- a/AutoCollection/Statsbeat.ts
+++ b/AutoCollection/Statsbeat.ts
@@ -426,7 +426,7 @@ class Statsbeat {
     }
 
     private _shutdownStatsbeat() {
-        this.enable(false);// Disable Statsbeat as is it failed 3 times cosnecutively during initialization, is possible SDK is running in private or restricted network
+        this.enable(false);// Disable Statsbeat as is it failed 3 times consecutively during initialization, is possible SDK is running in private or restricted network
     }
 
     private _getConnectionString(config: Config): string {
diff --git a/Library/Sender.ts b/Library/Sender.ts
index d96821ca3..4649c7406 100644
--- a/Library/Sender.ts
+++ b/Library/Sender.ts
@@ -19,6 +19,7 @@ import { FileAccessControl } from "./FileAccessControl";
 const legacyThrottleStatusCode = 439; //  - Too many requests and refresh cache
 const throttleStatusCode = 402; // Monthly Quota Exceeded (new SDK)
 const RESPONSE_CODES_INDICATING_REACHED_BREEZE = [200, 206, 402, 408, 429, 439, 500];
+const INVALID_IKEY = "Invalid instrumentation key";
 
 class Sender {
     private static TAG = "Sender";
@@ -197,6 +198,10 @@ class Sender {
                         let endTime = +new Date();
                         let duration = endTime - startTime;
                         this._numConsecutiveFailures = 0;
+                        if (responseString.includes(INVALID_IKEY) && res.statusCode === 400) {
+                            Logging.warn("Instrumentation key was invalid, please check the iKey");
+                            this._shutdownStatsbeat();
+                        }
                         // Handling of Statsbeat instance sending data, should turn it off if is not able to reach ingestion endpoint
                         if (this._isStatsbeatSender && !this._statsbeatHasReachedIngestionAtLeastOnce) {
                             if (RESPONSE_CODES_INDICATING_REACHED_BREEZE.includes(res.statusCode)) {
diff --git a/Tests/Library/Sender.tests.ts b/Tests/Library/Sender.tests.ts
index 1a467d79d..337adda16 100644
--- a/Tests/Library/Sender.tests.ts
+++ b/Tests/Library/Sender.tests.ts
@@ -447,9 +447,23 @@ describe("Library/Sender", () => {
             errors: []
         };
 
+        const invalidIKeyResponse: Contracts.BreezeResponse = {
+            itemsAccepted: 0,
+            itemsReceived: 1,
+            errors: [{
+                index: 0,
+                statusCode: 400,
+                message: "Invalid instrumentation key"
+            }]
+        }
+
         let config = new Config("2bb22222-bbbb-1ccc-8ddd-eeeeffff3333");
         let statsbeat = new Statsbeat(config);
-        let statsbeatSender = new Sender(config, null, null, null, statsbeat);
+        let shutdownCalled = false;
+        let shutdown = () => {
+            shutdownCalled = true;
+        };
+        let statsbeatSender = new Sender(config, null, null, null, statsbeat, false, shutdown);
         let statsbeatError: Error = {name: "Statsbeat", message: "Statsbeat error" };
 
         it("Succesful requests", (done) => {
@@ -480,6 +494,14 @@ describe("Library/Sender", () => {
             });
         });
 
+        it("Statsbeat should shutdown upon invalid iKey", (done) => {
+            nockScope = interceptor.reply(400, invalidIKeyResponse);
+            statsbeatSender.send([testEnvelope], () => {
+                assert.strictEqual(shutdownCalled, true);
+                done();
+            });
+        });
+
         it("Retry counts", (done) => {
             statsbeatSender.setDiskRetryMode(true);
             var statsbeatSpy = sandbox.spy(statsbeat, "countRequest");