diff --git a/server/Makefile b/server/Makefile
index dbe1007fe..f79198f26 100644
--- a/server/Makefile
+++ b/server/Makefile
@@ -75,15 +75,6 @@ receive: receive.o $(OBJS)
 test:    test.o    $(OBJS)
 random:  random.o  msg.o utils.o timing.o log.o
 
-protected: CFLAGS += -DLICENSE -DLICENSE_VALID=$(shell date -d "now +5months" +%s) -s -O3 -fvisibility=hidden
-protected: clean strip
-
-strip: $(TARGETS)
-	strip	--remove-section=.comment \
-		--remove-section=.note \
-		--strip-debug \
-		--strip-all \
-		$(TARGETS) 
 
 clean:
 	$(RM) *~ *.o *.d
diff --git a/server/include/checks.h b/server/include/checks.h
index d0ce09a43..74e61e9b5 100644
--- a/server/include/checks.h
+++ b/server/include/checks.h
@@ -50,17 +50,4 @@ int check_kernel_module(char *module);
  */
 int check_root();
 
-/** Simple copy protection.
- *
- * This function checks several machine IDs for predefined values.
- *
- * @retval 0 The machine is allowed to run this program.
- * @reval <>0 The machine is not allowed to run this program.
- */
-int check_license_ids();
-
-int check_license_time();
-
-int check_license_trace();
-
 #endif /* _CHECKS_H_ */
diff --git a/server/src/checks.c b/server/src/checks.c
index c3d3dbc8c..66a3174db 100644
--- a/server/src/checks.c
+++ b/server/src/checks.c
@@ -81,40 +81,3 @@ int check_root()
 {
 	return getuid();
 }
-
-int check_license_time()
-{
-	return time(NULL) > LICENSE_VALID;
-}
-
-int check_license_trace()
-{
-	return ptrace(PTRACE_TRACEME, 0, 0, 0) < 0;
-}
-
-int check_license_ids()
-{
-	const struct {
-		char *file, *content;
-		off_t offset;
-	} checks[] = LICENSE_CHECKS;
-
-	FILE *f;
-	char buf[128];
-	
-	for (int i = 0; i < ARRAY_LEN(checks); i++) {
-		f = fopen(checks[i].file, "r");
-		if (!f)
-			return -1;
-
-		fseek(f, checks[i].offset, SEEK_SET);
-		fgets(buf, sizeof(buf), f);
-		fclose(f);
-
-		if (strncmp(buf, checks[i].content, strlen(checks[i].content)))
-			return -1;
-	}
-
-	return 0;
-}
-
diff --git a/server/src/server.c b/server/src/server.c
index 8b7d09719..1f522cd49 100644
--- a/server/src/server.c
+++ b/server/src/server.c
@@ -151,14 +151,6 @@ int main(int argc, char *argv[])
 		BLD(MAG(__DATE__)), BLD(MAG(__TIME__)));
 
 	/* Checks system requirements*/
-#ifdef LICENSE
-	if (check_license_trace())
-		error("This software should not be traced!");
-	if (check_license_time())
-		error("Your license expired");
-	if (check_license_ids())
-		error("This version is compiled for a different machine!");
-#endif
 	if (check_kernel_version())
 		error("Your kernel version is to old: required >= %u.%u", KERNEL_VERSION_MAJ, KERNEL_VERSION_MIN);