diff --git a/.github/pgp-key.asc b/.github/pgp-key.asc
new file mode 100644
index 0000000..6422353
--- /dev/null
+++ b/.github/pgp-key.asc
@@ -0,0 +1,15 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Comment: 3591 093D FD82 D3C6 DC54  8ED4 1B36 9431 C0BE 4BF0
+Comment: Martin Devolder <martin.devolder2@gmail.com>
+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+=CLKq
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/SECURITY.md b/SECURITY.md
index cb696a2..f28fe14 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -10,3 +10,9 @@ Only the latest stable release receives security fixes. There is only one suppor
 
 Use GitHub's private vulnerability reporting feature instead:
 [Report a vulnerability](https://github.com/jxmorris12/language_tool_python/security/advisories/new).
+
+Alternatively, you can email security issues to the maintainers at [martin.devolder2@gmail.com](mailto:martin.devolder2@gmail.com). Please encrypt sensitive information using the maintainer's PGP key:
+
+- **Fingerprint:** `3591 093D FD82 D3C6 DC54  8ED4 1B36 9431 C0BE 4BF0`
+- **Key file:** [publickey.asc](./.github/pgp-key.asc)
+- **Keyserver:** [keys.openpgp.org](https://keys.openpgp.org/search?q=martin.devolder2%40gmail.com)