Create SECURITY.md

Author: KillyMXI

SECURITY.md

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+# Security Policy
+
+## Supported Versions
+
+| Major Version | Minor Version | Supported          |
+| ------------- | ------------- | ------------------ |
+| latest        | latest        | :white_check_mark: |
+| latest        | latest - 1    | :white_check_mark: |
+| latest - 1    | latest        | :white_check_mark: |
+| *             | *             | :x:                |
+
+## Reporting a Vulnerability
+
+You can write to `killy@mxii.eu.org`.
+
+If no reply followed in 3 days for whatever reason then you can [open an issue](https://github.com/html-to-text/node-html-to-text/issues/new?assignees=KillyMXI&labels=security&template=something-else.md) to confirm the email receipt.
+
+In case of a bus factor - try to contact another member: <https://github.com/orgs/html-to-text/people>.