diff --git a/pages/common/openssl.md b/pages/common/openssl.md
index c436b37ea..248a62ad2 100644
--- a/pages/common/openssl.md
+++ b/pages/common/openssl.md
@@ -1,6 +1,7 @@
 # openssl
 
 > OpenSSL cryptographic toolkit.
+> More information: <https://www.openssl.org>.
 
 - Generate a 2048bit RSA private key and save it to a file: