specify ECDSA use (coder#278)

ericpaulsen · Katie Horne · web-flow · commit 6a69b5046e6f · 2021-04-16T10:48:38.000-05:00
* specify ECDSA use

* Edit text

Co-authored-by: Katie Horne &lt;katie@coder.com&gt;
diff --git a/admin/git.md b/admin/git.md
@@ -20,11 +20,13 @@ Coder integrates with the following service providers for authentication and
   rel="noreferrer noopener">doesn't support</a> managing SSH keys for users via
   OAuth)
 
-Note that linking your Coder account with a git service provider is _not_
-required. Instead, you can use Visual Studio Code with git, the command-line
-tool, and we expect that this combination will work with most hosting software
-or services. However, Coder doesn't test these and cannot provide
-recommendations or support.
+Linking your Coder account with a git service provider is _not_ required.
+Instead, you can use Visual Studio Code with git, the command-line tool, and we
+expect that this combination will work with most hosting software or services.
+However, Coder doesn't test these and cannot provide recommendations or support.
+
+**Note** The public key provided by Coder uses the ECDSA key algorithm. Ensure
+this is supported by your git provider.
 
 ![Configure Git Integration](../assets/git-admin.png)
 
diff --git a/environments/preferences.md b/environments/preferences.md
@@ -39,6 +39,10 @@ need to access from your environment.
 If necessary, you can regenerate your key. Be sure to provide your updated key
 to all of the services you use. Otherwise, they won't work.
 
+> The SSH public key uses the ECDSA key algorithm instead of the more commonly
+> used RSA key. This provides you with a smaller, more performant key with the
+> same level of security as RSA.
+
 ## Linked accounts
 
 The **Linked Accounts** tab allows you to automatically provide your Coder SSH
