diff --git a/blog/posts/secure-boot.md b/blog/posts/secure-boot.md
index d8de9689..e5216dc4 100644
--- a/blog/posts/secure-boot.md
+++ b/blog/posts/secure-boot.md
@@ -139,4 +139,6 @@ One of the most complex pieces of electronic equipment and also the most potenti
 
 Modern cars typically contain over 100 million lines of code, which is more than a passenger jet. A *lot* more.
 
-This poses a problem when any component malfunctioning or being hacked could lead to property damage or deaths. Luckily, new
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+This poses a problem when any component malfunctioning or being hacked could lead to property damage or deaths. Luckily, new standards like [ISO/SAE 21434:2021](https://www.iso.org/standard/70918.html) exist to provide guidance on best practices for automotive manufacturers.
+
+Secure boot and [hardware security modules](https://www.vector.com/int/en/products/products-a-z/embedded-software/microsar-hsm/) for automotives are becoming more common. I think we're going to eventually see similar security to phones on our cars at some point. There does seem to be a genuine push toward more security.
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