Network Security Protocols

• What is the default port for HTTPS?

443

• In a passive FTP connection, what does the client send the first command over the command channel?

PASV

• What does PGP stand for?

Pretty Good Privacy

• What does GPG stand for?

Gnu Privacy Guard

• What command would you use to generate a key pair using gpg?

gpg --gen-key

Consider the following three clients:

1. rlogin

2. telnet

3. ssh

Provide the number of the client that encrypts the traffic.

3

• Does the hello message during the SSL handshake include the TLS version (yea/nay)?

yea

• During the client initiation process of SOCKS5, what is the SOCKS version if the client sends the first 5 bytes (0x05)?

5

• Click the View Site button at the top of the task to launch the static site in split view. What is the flag after completing the exercise?

THM{GOT_THE_SSLKEY}

• What does ESP stand for?

Encapsulating Security Payload

• Which protocol does the Cisco VPN client use to establish a VPN connection?

IPsec

• Which protocol does the OpenVPN project use for encryption and authentication?

SSL/TLS