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Cyber Security > Ports > Flashcards

Ports Flashcards

1
Q

What is FTP, its Port, and TCP or UDP?

A

File Transfer Protocol: This is used for file transfer, using passive FTP
Port: 21
TCP

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2
Q

What is Telnet, its Port, and TCP or UDP?

A

This is a protocol that was first used to run remote commands on devices, it is no longer used because it is insecure and was replaced by SSH
Port: 23
TCP

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3
Q

What is SMTP, its Port, and TCP or UDP?

A

Simple Mail Transfer Protocol: This is used to transfer files between different mail servers
Port: 25
TCP

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4
Q

What is DNS, its Port, and TCP or UDP?

A

Domain Name System: This is the system by which internet domain names and addresses are tracked and regulated.
Port 53
TCP/UDP

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5
Q

What is DHCP, its Port, and TCP or UDP?

A

Dynamic Host Configuration Protocol: This allocates IP addresses dynamically to computers
Port: 67/68
UDP

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6
Q

What is TFTP, its Port, and TCP or UDP?

A

Trivial File Transfer Protocol: This is file transfer using UDP, this is not secure as the files are transferred in cleartext
Port: 69
UDP

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7
Q

What is HTTP, its Port, and TCP or UDP?

A

Hypertext Transfer Protocol: This is used to access websites no matter which browser is being used
Port: 80
TCP

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8
Q

What is POP3, its Port, and TCP or UDP?

A

Post Office Protocol 3: Used to pull mail from a mail server, does not retain a copy on the mail server
Port: 110
TCP

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9
Q

What is NTP, its Port, and TCP or UDP?

A

Network Time Protocol: Used to sync the clock times across all devices
Port: 123
TCP

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10
Q

What is NETBIOS, its Port, and TCP or UDP?

A

NETBIOS to IP address resolution
Port: 137-139
UDP

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11
Q

What is IMAP 4, its Port, and TCP or UDP?

A

Internet Message Access Protocol 4: This is used to pull mail from a mail server
Port: 143
TCP

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12
Q

What is SNMP, its Port, and TCP or UDP?

A

Simple Network Management Protocol: This monitors the status of network devices and creates reports
Port: 161
UDP

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13
Q

What is LDAP, its Port, and TCP or UDP?

A

Lightweight Directory Access Protocol: Used to store X500 objects, searches directory services for users and groups, and other information
Port: 389
TCP

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14
Q

What is SSH, its Port, and TCP or UDP?

A

Secure Shell: Used for running secure remote access of a network device
Port: 22
TCP

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15
Q

What is SCP, its Port, and TCP or UDP?

A

Secure Copy Protocol: Used to transfer files securely between hosts in a Unix/Linux environment
Port: 22
TCP

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16
Q

What is SFTP, its Port, and TCP or UDP?

A

SSH File Transfer Protocol: This allows us to encrypt, authenticate, and download files securely so that they cannot be tampered with
Port: 22
TCP

17
Q

What is DNSSEC, its Port, and TCP or UDP?

A

This is used to prevent someone from gaining access to the DNS records, secures DNS traffic
Port: 53
TCP/UDP

18
Q

What is Kerberos, its Port, and TCP or UDP?

A

This is the authentication system used to log into directory services and uses tickets for authentication
Port: 88
TCP

19
Q

What is SNMP v3, its Port, and TCP or UDP?

A

Simple Network Management Protocol Version 3: This securely monitors the status of network devices and creates reports
Port: 162
UDP

20
Q

What is LDAPS, its Port, and TCP or UDP?

A

Lightweight Directory Access Protocol Secure: This manages directory service information securely
Port: 636
TCP

21
Q

What is HTTPS, its Port, and TCP or UDP?

A

Hypertext Transfer Protocol Secure: This is used to securely access websites no matter which browser is being used
Port: 443
TCP

22
Q

What is TLS, its Port, and TCP or UDP?

A

Transport Layer Security: This is used to secure data in transit, this is an upgraded version of SSL (Secure Socket Layer)
Port: 443
TCP

23
Q

What is IPSec, its Port, and TCP or UDP?

A

Internet Protocol Security: This is used to secure a session for VPN or between 2 hosts
Port: 500
UDP

24
Q

What is SMTPS, its Port, and TCP or UDP?

A

Secure Simple Mail Transfer Protocol: This is a secure version of SMTP as it uses TLS for encryption
Port: 587
TCP

25
Q

What is IMAP4, its Port, and TCP or UDP?

A

Secure Internet Message Access Protocol: This is a secure version of IMAP 4
Port: 993
TCP

26
Q

What is SPOP3, its Port, and TCP or UDP?

A

Secure Post Office Protocol 3: This is a legacy email client that does not leave copies of messages on the mail server
Port: 995
TCP

27
Q

What is S/MIME, its Port, and TCP or UDP?

A

Secure/Multipurpose Internet Mail Extension: It’s used to encrypt or digitally sign email to prove the integrity of a message
Port: 993
TCP

28
Q

What is FTPS, its Port, and TCP or UDP?

A

File Transfer Protocol Secure: This allows a user to download large files securely
Port: 989/990

29
Q

What is RDP, its Port, and TCP or UDP?

A

Remote Desktop Protocol: This is a Microsoft product that allows you to have secure remote access
Port: 3389
TCP

30
Q

What is SIP, its Port, and TCP or UDP?

A

Session Initiated Protocol: This connects internet-based calls
Port: 5060/61
TCP

31
Q

What is SRTP, its Port, and TCP or UDP?

A

Secure Real-Time Protocol: This is used to secure video conferencing traffic
Port: 5061
TCP

Cyber Security (1 decks)

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