README.adoc in marameters-1.0.3 vs README.adoc in marameters-1.0.4

@@ -26,21 +26,37 @@
 . link:https://www.ruby-lang.org[Ruby].
 . A solid understanding of {article_link}.
 
 == Setup
 
-To install, run:
+To install _with_ security, run:
 
 [source,bash]
 ----
+# 💡 Skip this line if you already have the public certificate installed.
+gem cert --add <(curl --compressed --location https://alchemists.io/gems.pem)
+gem install marameters --trust-policy HighSecurity
+----
+
+To install _without_ security, run:
+
+[source,bash]
+----
 gem install marameters
 ----
 
-Add the following to your Gemfile file:
+You can also add the gem directly to your project:
 
+[source,bash]
+----
+bundle add marameters
+----
+
+Once the gem is installed, you only need to require it:
+
 [source,ruby]
 ----
-gem "marameters"
+require "marameters"
 ----
 
 == Usage
 
 At a high level, you can use `Marameters` as a single Object API for accessing all capabilities provided by this gem. Here's an overview: