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diff --git a/cmd/x509info/README.md b/cmd/x509info/README.md deleted file mode 100644 index 479771c..0000000 --- a/cmd/x509info/README.md +++ /dev/null @@ -1,54 +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 [DOMAIN] - x509-info (-f long) [DOMAIN] - -Options: - -f, --format Format the result. Valid values: short, long. Default: short - -i, --insecure Skip the TLS validation. Default: false - -p, --port Specify the port. Default: 443 - -v, --version Print version information - -h, --help Print this message -``` - -The default format will print a short message: -``` shell -$ ./bin/x509-info github.com -github.com, valid until Thu, 14 Mar 2024 23:59:59 UTC (86 days left) -``` - -It's possible to get more details: -``` shell -$ ./bin/x509-info -f long github.com -certificate - version: 3 - serial: 17034156255497985825694118641198758684 - subject: github.com - issuer: DigiCert TLS Hybrid ECC SHA384 2020 CA1 - -validity: - not before: Tue, 14 Feb 2023 00:00:00 UTC - not after: Thu, 14 Mar 2024 23:59:59 UTC - validity days: 394 - remaining days: 86 - -SANs: - • github.com - • www.github.com -``` - -You can also check expired certificates: -``` shell -$ ./bin/x509-info -i expired.badssl.com -*.badssl.com, not valid since Sun, 12 Apr 2015 23:59:59 UTC (expired 3172 days ago) -``` - -## Notes - -Could the same be achieved with a wrapper around `openssl` ? yes. |