• About TLS, DNS, Encryption and OPSEC concepts
• DNS
• About DNS Leak in plain text DNS
• DNS Security
• Certificates and TLS
• DNS Privacy
• DNS Caching
• TLS Security in Windows
• Certificates
• SNI
• OPSEC
• DNS
• Certificate (common name etc.)
• URL
• SNI (Server Name Indication or Client Hello)
• Wireshark