diff --git a/authorized_keys/nlmdc/yanghb.pub b/authorized_keys/nlmdc/yanghb.pub
new file mode 100644
index 0000000..20bb089
--- /dev/null
+++ b/authorized_keys/nlmdc/yanghb.pub
@@ -0,0 +1 @@
+ssh-rsa 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 ustb_yhb@163.com