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Diffstat (limited to 'src/x509-info/README.md')
| -rw-r--r-- | src/x509-info/README.md | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/src/x509-info/README.md b/src/x509-info/README.md index 61d450e..f7e9121 100644 --- a/src/x509-info/README.md +++ b/src/x509-info/README.md @@ -7,8 +7,7 @@ At this point it's pretty clear that I'll never remember the syntax for `openssl ## Usage ``` shell -> x509-info --help -Usage: x509-info [OPTIONS] <DOMAIN> +$ Usage: x509-info [OPTIONS] <DOMAIN> Arguments: <DOMAIN> @@ -20,6 +19,9 @@ Options: [default: 443] + -i, --insecure + Accept invalid certificate + -f, --format <FORMAT> [default: short] @@ -37,29 +39,36 @@ Options: The default format will print a short message: ``` shell -> x509-info twitter.com -twitter.com is valid until Mon, 12 Dec 2022 15:59:59 -0800 (29 days left) +$ x509-info twitter.com +twitter.com: Mon, 11 Dec 2023 15:59:59 -0800 (257 days left) ``` It's possible to get more details: ``` shell -> x509-info --format long twitter.com +$ x509-info --format=long twitter.com certificate version: V3 - serial: 0d:e1:52:69:6b:2f:96:70:d6:c7:db:18:ce:1c:71:a0 + serial: 0a:2c:01:b8:2b:5d:47:73:9a:5a:01:1a:6f:dc:1a:20 subject: C=US, ST=California, L=San Francisco, O=Twitter, Inc., CN=twitter.com issuer: C=US, O=DigiCert Inc, CN=DigiCert TLS RSA SHA256 2020 CA1 validity - not before : Sun, 12 Dec 2021 16:00:00 -0800 - not after : Mon, 12 Dec 2022 15:59:59 -0800 - validity days : 364 - remaining days: 29 + not before : Sat, 10 Dec 2022 16:00:00 -0800 + not after : Mon, 11 Dec 2023 15:59:59 -0800 + validity days : 365 + remaining days: 257 SANs: DNS:twitter.com DNS:www.twitter.com ``` +You can also check expired certificates: + +``` shell +$ x509-info --insecure expired.badssl.com +<no name>: Sun, 12 Apr 2015 16:59:59 -0700 (it expired -2907 days ago) +``` + ## Notes Could the same be achieved with a wrapper around `openssl` ? yes. |