#openssl #x509 #inspect

app inspect-cert-chain

OpenSSL-like text output for debugging certificate chains

23 releases

0.0.23 Jul 13, 2025
0.0.22 May 13, 2025
0.0.21 Apr 24, 2025
0.0.19 Feb 25, 2025
0.0.11 Nov 20, 2023

#129 in Cryptography

Download history

1,545 downloads per month

MIT/Apache

44KB
1K SLoC

inspect-cert-chain

Inspect and debug TLS certificate chains (without OpenSSL)

asciicast

Install

With Homebrew:

$ brew install x52dev/tap/inspect-cert-chain

With cargo-binstall:

$ cargo binstall inspect-cert-chain

From source:

$ cargo install inspect-cert-chain

Usage

From remote host:

inspect-cert-chain --host <hostname>

From chain file:

inspect-cert-chain --file <path>

From stdin:

cat <path> | inspect-cert-chain --file -

Roadmap

  • OpenSSL-like text info.
  • Fetch certificate chain from remote host.
  • Read certificate chain from file and stdin.
  • Interpret standard X.509 extensions.
  • Option to read local chain files.
  • Determine chain validity.

Dependencies

~29–48MB
~768K SLoC