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+# Security Policy
+
+If you believe you have found a security vulnerability in any repository, please report it to us as described below.
+
+## Reporting Security Issues
+**Please do not report security vulnerabilities through public GitHub issues.**
+
+Instead, please report them to the (null_sitename) at (null_siteurl).
+
+Please include the requested information listed below (as much as you can provide) to help us better understand the nature and scope of the possible issue:
+
+* Type of issue (e.g. buffer overflow, SQL injection, cross-site scripting, etc.)
+* Full paths of source file(s) related to the manifestation of the issue
+* The location of the affected source code (tag/branch/commit or direct URL)
+* Any special configuration required to reproduce the issue
+* Step-by-step instructions to reproduce the issue
+* Proof-of-concept or exploit code (if possible)
+* Impact of the issue, including how an attacker might exploit the issue
+
+This information will help us triage your report more quickly.
+
+## Preferred Languages
+We prefer all communications to be in Japanese.