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diff --git a/src/x509-info/README.md b/src/x509-info/README.md deleted file mode 100644 index 0369ba2..0000000 --- a/src/x509-info/README.md +++ /dev/null @@ -1,72 +0,0 @@ -# x509-info - -At this point it's pretty clear that I'll never remember the syntax for `openssl` to show various information about a certificate. At last I will not have to google for that syntax ever again. - -## Usage - -```shell -$ Usage: x509-info [OPTIONS] <DOMAIN> - -Arguments: - <DOMAIN> - Domain to check - -Options: - -p, --port <PORT> - Port to check - - [default: 443] - - -i, --insecure - Accept invalid certificate - - -f, --format <FORMAT> - [default: short] - - Possible values: - - short: Format the output as one line of plain text - - long: Format the output as plain text - - -h, --help - Print help information (use `-h` for a summary) - - -V, --version - Print version information -``` - -The default format will print a short message: - -```shell -$ 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 -certificate - version: V3 - 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 : 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. |
