SHAAAAAAAAAAAAA | Check your site for weak SHA-1 certificates.

From late 2014 through the full retirement of SHA-1 at the end of 2016, this site provided a web-based tool to check if a web service's certificate was using the dangerously outdated SHA-1 signature algorithm. Since SHA-1 is largely gone from the ecosystem, this tool has been disabled, but its code remains open source. This also includes a command line tool, which could easily be modified to suppo

[katochar]

13

[tmatsuu]

SSL証明書できちんとSHA-2が使われているかチェックしてくれるサイト。matsuu\.netで試したら一部問題を発見してくれたので現在対応中。素晴らしい。