diff --git a/_data/signed/yilativs.yaml b/_data/signed/yilativs.yaml
new file mode 100644
index 00000000..66bb8529
--- /dev/null
+++ b/_data/signed/yilativs.yaml
@@ -0,0 +1,2 @@
+name: Vitaliy Semochkin
+link: http://aspect4log.sourceforge.net