diff --git a/Dockerfile b/Dockerfile
index 6916cab..7c2052e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,13 @@
 FROM alpine
-MAINTAINER Philipp C. Heckel <philipp.heckel@gmail.com>
+
+LABEL org.opencontainers.image.authors="philipp.heckel@gmail.com"
+LABEL org.opencontainers.image.url="https://ntfy.sh/"
+LABEL org.opencontainers.image.documentation="https://docs.ntfy.sh/"
+LABEL org.opencontainers.image.source="https://github.com/binwiederhier/ntfy"
+LABEL org.opencontainers.image.vendor="Philipp C. Heckel"
+LABEL org.opencontainers.image.licenses="Apache-2.0, GPL-2.0"
+LABEL org.opencontainers.image.title="ntfy"
+LABEL org.opencontainers.image.description="Send push notifications to your phone or desktop using PUT/POST"
 
 COPY ntfy /usr/bin
 
diff --git a/SECURITY.md b/SECURITY.md
new file mode 100644
index 0000000..4557375
--- /dev/null
+++ b/SECURITY.md
@@ -0,0 +1,10 @@
+# Security Policy
+
+## Supported Versions
+
+As of today, I only support the latest version of ntfy. Please make sure you stay up-to-date.
+
+## Reporting a Vulnerability
+
+Please report severe security issues privately via ntfy@heckel.io, [Discord](https://discord.gg/cT7ECsZj9w),
+or [Matrix](https://matrix.to/#/#ntfy:matrix.org) (my username is `binwiederhier`).