Networking Secure Protocols

Prompts and answers

• What is the protocol name that TLS upgraded and built upon?
  SSL
• Which type of certificates should not be used to confirm the authenticity of a server?
  self-signed certificate
• How many packets did the TLS negotiation and establishment take in the Wireshark HTTPS screenshots above?
  8
• What is the number of the packet that contain the GET /login when accessing the website over HTTPS?
  10
• If you capture network traffic, in which of the following protocols can you extract login credentials: SMTPS, POP3S, or IMAP?
  IMAP
• What is the name of the open-source implementation of the SSH protocol?
  OpenSSH
• Click on the View Site button to access the related site. Please follow the instructions on the site to obtain the flag.
  THM{Protocols_secur3d}
• What would you use to connect the various company sites so that users at a remote office can access resources located within the main branch?
  VPN
• One of the packets contains login credentials. What password did the user submit?
  THM{B8WM6P}