command to download certs

CrowdSalat · CrowdSalat · commit 1d89b19da8a5 · 2025-12-29T10:23:21.000+01:00
diff --git a/docs/certificates.md b/docs/certificates.md
@@ -1,5 +1,13 @@
 # Certificates and encryption
 
+## download pem with cli
+
+```shell
+openssl s_client -showcerts -connect www.serverfault.com:443
+ < /dev/null
+
+```
+
 ## certificate expiration
 
 - validity period: when this period ends the certificate and all derived certs are expired 
