diff --git a/src/browser/client.ts b/src/browser/client.ts
index f21b4708..cf560c79 100644
--- a/src/browser/client.ts
+++ b/src/browser/client.ts
@@ -5,6 +5,7 @@ import { Extensions, IConfigurationRegistry } from "vs/platform/configuration/co
 import { registerSingleton } from "vs/platform/instantiation/common/extensions";
 import { ServiceCollection } from "vs/platform/instantiation/common/serviceCollection";
 import { ILocalizationsService } from "vs/platform/localizations/common/localizations";
+import { INotificationService, Severity } from "vs/platform/notification/common/notification";
 import { Registry } from "vs/platform/registry/common/platform";
 import { PersistentConnectionEventType } from "vs/platform/remote/common/remoteAgentConnection";
 import { ITelemetryService } from "vs/platform/telemetry/common/telemetry";
@@ -85,6 +86,27 @@ export const initialize = async (services: ServiceCollection): Promise<void> =>
 	(event as any).ide = target.ide;
 	(event as any).vscode = target.vscode;
 	window.dispatchEvent(event);
+
+	if (!window.isSecureContext) {
+		(services.get(INotificationService) as INotificationService).notify({
+			severity: Severity.Warning,
+			message: "code-server is being accessed over an insecure domain. Some functionality may not work as expected.",
+			actions: {
+				primary: [{
+					id: "understand",
+					label: "I understand",
+					tooltip: "",
+					class: undefined,
+					enabled: true,
+					checked: true,
+					dispose: () => undefined,
+					run: () => {
+						return Promise.resolve();
+					}
+				}],
+			}
+		});
+	}
 };
 
 export interface Query {