Add SECURITY.md file with security policy as advised in https://opensource.guide/security-best-practices-for-your-project/#security-policy
diff --git a/SECURITY.md b/SECURITY.md
new file mode 100644
index 0000000..9117e28
--- /dev/null
+++ b/SECURITY.md
@@ -0,0 +1 @@
+See [Code of conduct](documentation/release-latest/docs/contributing/guidelines.md/#security).