openssl: display a domain's cert's start and end dates (#1486)

2017-09-14 14:56:37 -04:00
parent c3a4edd934
commit 415daf8c4b
1 changed files with 4 additions and 0 deletions
--- a/pages/common/openssl.md
+++ b/pages/common/openssl.md
@@ -14,6 +14,10 @@

 `openssl x509 -req -days {{days}} -in {{filename.csr}} -signkey {{filename.key}} -out {{filename.crt}}`

+- Display the start and expiry dates for a domain's certificate:
+
+`openssl s_client -connect {{host}}:{{port}} 2>/dev/null | openssl x509 -noout -dates`
+
 - Display the certificate presented by an SSL/TLS server:

 `openssl s_client -connect {{host}}:{{port}} </dev/null`