diff --git a/journals/2023_02_28.md b/journals/2023_02_28.md
index ecc7d856..1cfd948d 100644
--- a/journals/2023_02_28.md
+++ b/journals/2023_02_28.md
@@ -1 +1,2 @@
-- Generate Secure ssh key ``ssh-keygen -t ed25519 -a 100``
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+- Generate Secure ssh key ``ssh-keygen -t ed25519 -a 100``
+	- https://security.stackexchange.com/questions/143442/what-are-ssh-keygen-best-practices
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