Create Security Police (dmlc#8360)

* chore: create security policy

Signed-off-by: Joyce Brum <[email protected]>

* chore: only latest release on security police

Signed-off-by: Joyce Brum <[email protected]>

* chore: security policy support on effort base

Signed-off-by: Joyce Brum <[email protected]>

* Use dedicated e-mail address for security reporting

Signed-off-by: Joyce Brum <[email protected]>
Co-authored-by: Philip Hyunsu Cho <[email protected]>

Author: joycebrum

SECURITY.md

@@ -0,0 +1,22 @@
+# Security Policy
+
+## Supported Versions
+
+<!-- Use this section to tell people about which versions of your project are
+currently being supported with security updates. -->
+Security updates are applied only to the most recent release.
+
+## Reporting a Vulnerability
+
+<!-- Use this section to tell people how to report a vulnerability.
+
+Tell them where to go, how often they can expect to get an update on a
+reported vulnerability, what to expect if the vulnerability is accepted or
+declined, etc. -->
+
+To report a security issue, please email
+[[email protected]](mailto:[email protected])
+with a description of the issue, the steps you took to create the issue,
+affected versions, and, if known, mitigations for the issue.
+
+All support will be made on the best effort base, so please indicate the "urgency level" of the vulnerability as Critical, High, Medium or Low.