Update title and author shorthand

_data/authors.yml

@@ -196,7 +196,7 @@ blake:
     blurb: is an embedded software engineer at Memfault. Blake previously worked on embedded software teams at Garmin and Amazon Robotics.
     linkedin: https://www.linkedin.com/in/blake-a-hildebrand/
     github: bahildebrand
-    image: /img/author/blake.jpg    
+    image: /img/author/blake.jpg
 lampacher:
     name: Martin Lampacher
     image: /img/author/lampacher.jpg
@@ -208,7 +208,7 @@ chayes:
     blurb: is an Android Solutions Engineer at Memfault. Chris previously worked at Square as an Embedded Android Engineer.
     linkedin: https://www.linkedin.com/in/chrishayes6/
     github: phoenixuprising
-Guille:
+guille:
     name: Guillermo Garcia
     web: https://embedded-dbl.com/
     blurb: is an embedded software engineer who likes IoT projects.

_posts/2023-08-23-firmware-encryption-with-python.md

@@ -1,8 +1,8 @@
 ---
-title: "Encrypting Firmware Updates With Python"
+title: "Securing Firmware Updates With AES Encryption"
 description:
   Firmware encryption is an option to increase security in over the air (OTA) updates. In this post, we will see how to implement firmware encryption and decryption.
-author: Guille
+author: guille
 ---
 
 Connected devices require a secure point-to-point channel to ensure that there is no possibility of exposing important data for the integrity of an embedded system. This is especially true when we talk about over-the-air (OTA) software updates, where the new firmware has a long way to go before reaching its destination and being installed by our bootloader.