diff --git a/README.md b/README.md
index b1da9fb..07c286c 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,15 @@ A fast and secure DoH (DNS-over-HTTPS) server written in Rust.
 
 ## Installation
 
+### Precompiled packages
+
+- [Linux x86_64 (tar)](https://github.com/jedisct1/rust-doh/suites/316239337/artifacts/355547)
+- [Linux x86_64 (debian package)](https://github.com/jedisct1/rust-doh/suites/316239337/artifacts/355548)
+
+### From source code
+
+This requires the `rust` compiler to be installed.
+
 Without built-in support for HTTPS:
 
 ```sh
@@ -70,6 +79,8 @@ In order to enable built-in HTTPS support, add the `--tls-cert-path` option to s
 
 Once HTTPS is enabled, HTTP connections will not be accepted.
 
+A sample self-signed certificate [`localhost.p12`](localhost.p12) can be used for testing.
+
 ## Accepting both DNSCrypt and DoH connections on port 443
 
 DNSCrypt is an alternative encrypted DNS protocol that is faster and more lightweight than DoH.
diff --git a/localhost.p12 b/localhost.p12
new file mode 100644
index 0000000..4d93646
Binary files /dev/null and b/localhost.p12 differ