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[[Blog]] —
[[License]]
-sshca is a tool for managing an [SSH CA][].
+The `sshca` tool helps manage an SSH Certificate Authority ([SSH CA][]) and
+create host and user certificates. Such certificates make using and
+administering SSH less tedious and more secure.
-This website will be filled out later.
+An SSH CA is an SSH key dedicated to signing, or certifying, other SSH
+keys. Such a signed key is called a certificate and is used together
+with the private part of the certified key. The certificate is used
+instead of the public key.
+
+SSH clients and servers can be configured to trust certificates made
+by one or more CA keys. This makes it possible for a client to trust a
+server without asking the user to accept the host key for each new
+server. A server can trust a client without having the client's public
+key configured for that user in the `authorized_key` file. This
+simplifies overall key management significantly, but requires creating
+and managing CA keys and certificates.
[SSH CA]: https://liw.fi/sshca
# News
<div class="newslist">
-[[!inline pages="page(blog/*)"
- limit=5 template=titlepage archive=yes trail=no feeds=no]]
+[[!inline pages="page(blog/*)" limit=5 archive=yes trail=no feeds=no]]
</div>