sim-applet/LICENSE: add Apache-2.0
diff --git a/sim-applet/src/org/osmocom/IMSIPseudo/IMSIPseudo.java b/sim-applet/src/org/osmocom/IMSIPseudo/IMSIPseudo.java
index 13db926..1a6ac4f 100755
--- a/sim-applet/src/org/osmocom/IMSIPseudo/IMSIPseudo.java
+++ b/sim-applet/src/org/osmocom/IMSIPseudo/IMSIPseudo.java
@@ -1,3 +1,5 @@
+/* Copyright 2020 sysmocom s.f.m.c. GmbH
+ * SPDX-License-Identifier: Apache-2.0 */
 package org.osmocom.IMSIPseudo;
 
 import sim.access.*;