Lighter images

Signed-off-by: Tommy <contact@tommytran.io>

content/knowledge/Threat Modeling.md

@@ -8,7 +8,7 @@ The first task a person should do when taking steps to protect their privacy and
 
 ## Defining a threat
 
-![Cameras in Trees](/cameras-in-trees.jpg)
+![Camera Drawing](/camera-drawing.png)
 
 To make a threat model, we must first define a threat. A common mistake made by people who are just getting into the privacy space is to define the threat as "big-tech companies." There is a fundamental problem with this definition:
 
@@ -27,8 +27,6 @@ For whistleblowers, the threat model is much more extreme. Beyond what is mentio
 
 ## Privacy from service providers
 
-![Camera Drawing](/camera-drawing.jpg)
-
 In most setups, our "private" messages, emails, social interactions are typically stored on a server somewhere. The obvious problem with this is that the service provider (or a hacker who has compromised the server) can look into your "private" conversations whenever and however they want, without you ever knowing. This applies to many common services like SMS messaging, Telegram, Discord, and so on.
 
 With end-to-end encryption, you can alleviate this issue by encrypting communications between you and your desired recipients before they are even sent to the server. The confidentiality of your messages is guaranteed, so long as the service provider does not have access to the private keys of either party.
@@ -43,8 +41,6 @@ Even with end-to-end encryption, service providers can still profile you based o
 
 ## Protection from cross site/service tracking
 
-![Surveillance Room](/surveillance-room.jpg)
-
 You can be tracked across websites and services using some form of identifiers. These are typically:
 
 - Your IP address