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Cyber Security 601 > Ports & Protocols > Flashcards

Ports & Protocols Flashcards

1
Q

How many Ports are there?

What is the first and last port?

A

65,536

0 and 65535

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2
Q

FTP

File Transfer Protocol

A

21 TCP

Transfers files from host to host

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3
Q

SSH, SCP, SFTP

Secure Shell, Secure Copy, Secure FTP

A

22 TCP/UDP

SSH Remotely administers network devices
SCP is Secure Copy
SFTP is Secure FTP

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4
Q

TELNET

A

23 TCP/UDP

Unencrypted remote administration (do not use)

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5
Q

SMTP

Simple Mail Transfer Protocol

A

25 TCP

SENDS email over the internet

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6
Q

DNS

Domain Name Service

A

53 TCP/UDP

Resolves hostnames to IP’s and vice versa

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7
Q

TFTP

Trivial File Transfer Protocol

A

69 UDP

Simplified FTP to send or get a file from a remote host

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8
Q

HTTP

Hyper Text Transfer Protocol

A

80 TCP

Internet web browsing

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9
Q

Kerberos

A

88 TCP/UDP

Used for network authentication using a ticket system in Windows

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10
Q

POP3

Post Office Protocol v3

A

110 TCP

Receives email from a mail server

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11
Q

NNTP

Network News Transfer Protocol

A

119 TCP

Used to transport Usenet articles

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12
Q

NTP

Network Time Protocol

A

123 UDP

Time synchronization

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13
Q

RPC/DCOM-scm

Remote Procedure Call

A

135 TCP/UDP

Used to locate DCOM ports to request a service from a program on another computer on the network

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14
Q

NetBIOS

A

137-139 TCP/UDP

Used to conduct name querying, and sending data

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15
Q

IMAP

Internet Message Access Protocol

A

143 TCP

Receive email from a mail server. Has more featers than POP3

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16
Q

SNMP

Simple Network Management Protocol

A

161 UDP

Used to remotely monitor network devices

17
Q

SNMPTRAP

A

162 TCP/UDP

Used to send TRAP and InformRequests to the SNMP manager

18
Q

LDAP

Lightweight Directory Access Protocol

A

389 TCP/UDP

Maintains a directory of users and objects

19
Q

HTTPS

Hyper Text Transfer Protocol Secure

A

443 TCP

Secure web browsing via SSL/TLS

20
Q

SMB

Server Message Block

A

445 TCP

Provides shared access to files and other network resources

21
Q

SMTP w/ SSL/TLS

Simple Mail Transfer Protocol with SSL/TLS

A

465/587 TCP

Send email securely

22
Q

Syslog

A

514 UDP

Conducts message logging

23
Q

LDAPS

Lightweight Directory Access Protocol Secure

A

636 TCP/UDP

LDAP encrypted securely

24
Q

iSCSI (Pronounced i-scuzzy)

A

860 TCP

Used for linking data storage facilities over IP

25
Q

FTPS

File Transfer Protocol Secure

A

989/990 TCP

Transfers files from host to host over encrypted connection. This uses only one connection instead of using both port 21 for FTP and 22 for SSH

26
Q

IMAP4 w/ SSL/TLS

Internet Message Access Protocol w/ SSL/TLS

A

993 TCP

Receive email from mail server securely

27
Q

POP3 w/ SSL/TLS

Post Office Protocol v3 w/ SSL/TLS

A

994 TCP

Receive email from a mail server securely

28
Q

Ms-sql-s

Microsoft SQL Server

A

1433 TCP

Receive SQL database queries from clients

29
Q

RADIUS (Alternative)

Remote Authentication Dial-In User Service

A

1645/1646 UDP

Used for authentication, authorization, and accounting

30
Q

L2TP

Layer 2 Tunnel Protocol

A

1701 UDP

Used as an underlying VPN protocol. Does not have inherent security. Must be paired with IPSec

31
Q

PPTP

Point-to-Point Tunneling Protocol

A

1723 TCP/UDP

Underlying VPN protocol w/ built in security

32
Q

RADIUS (Primary)

Remote Authentication Dial-In User Service

A

1812/1813 UDP

Used for authentication, authorization, and accounting

33
Q

FCIP

Fibre Channel IP

A

3225 TCP/UDP

Used to encapsulate Fibre Channel frames within TCP/IP packets

34
Q

iSCSI Target (i-scuzzy target)

A

3260 TCP

The listening port for iSCSI targeted devices

35
Q

RDP

Remote Desktop Protocol

A

3389 TCP/UDP

Used to remotely view and control other Windows systems with a Graphical User Interface

36
Q

DIAMETER

A

3868 TCP

More advanced replacement for RADIUS

37
Q

Syslog w/ SSL/TLS

A

6514 TCP

Cyber Security 601 (118 decks)

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