Add files

src/class_notes/cyber_forensics/keyloggers.md

@@ -0,0 +1,39 @@
+---
+title: Keyloggers
+parent: CyberForensics 
+grand_parent: Class Notes
+---
+# Keyloggers
+Cybersecurity Forensics Lesson 2.4.6
+
+___
+### Keyloggers  
+- Keystrokes contain valuable information  
+	- Passwords, usernames, messages, credit card information  
+- Save all keyboard input  
+	- Sent to malicious actor  
+- Circumvents encryption protections  
+	- Keystrokes are not encrypted  
+- Can log other data:  
+	- Screenshots  
+	- Clipboard  
+	- Instant messages  
+	- Search history
+
+### Legitimate Uses for Keyloggers
+- Concerned parents can keep tabs on children’s computer activity.  
+- Law Enforcement  
+- The FBI used keyloggers on machines given to Russian cybercriminals to capture their usernames and passwords when they accessed their computers in Russia with the provided machines.
+
+### Preventing Keyloggers  
+- Usually installed with malware  
+	- Use anti-virus/anti-malware  
+	- Keep your signatures updated  
+- Be careful with passwords  
+	- Use one-time passwords or multi-factor authentication when possible  
+	- Consider using a password manager to avoid typing all together!  
+- Physical protection  
+	- Consider using a different keyboard layout – like Dvorak or Colemak  
+- Block unauthorized communication  
+	- Block the exfiltration attempt  
+	- Firewall rules/monitoring