diff --git a/sources.list.d/ruscert.list b/sources.list.d/ruscert.list
new file mode 100644
index 0000000..d7bff1e
--- /dev/null
+++ b/sources.list.d/ruscert.list
@@ -0,0 +1 @@
+deb http://deb.cert.uni-stuttgart.de/debian stable main
diff --git a/trusted.gpg.d/ruscert.gpg b/trusted.gpg.d/ruscert.gpg
new file mode 100644
index 0000000..baeae28
Binary files /dev/null and b/trusted.gpg.d/ruscert.gpg differ