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SEC+ > Security + Ports > Flashcards

Security + Ports Flashcards

Learn Common Used Ports

1
Q

23 TCP/UDP

A

Telnet “Secure Shell is used to remotely administer network devices and systems. SCP is used for secure copy and SFTP for secure FTP.”

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2
Q

3225 TCP/UDP

A

FCIP Fibre Channel IP is used to encapsulate Fibre Channel frames within TCP/IP packets

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3
Q

1433 TCP

A

Ms-sql-s Microsoft SQL server is used to receive SQL database queries from clients

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4
Q

69 UDP

A

TFTP “Trivial FTP is used as a simplified version of FTP to put a file on a remote host, or get a file from a remote host”

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5
Q

110 TCP

A

POP3 Post Office Protocol v3 is used to receive email from a mail server

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6
Q

53 TCP/UDP

A

DNS Domain Name Service is used to resolve hostnames to IPs and IPs to hostnames

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7
Q

6514 TCP

A

“Syslog over TLS” “It is used to conduct computer message logging, especially for routers and firewall logs, over a TLS-encrypted connection”

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8
Q

161 UDP

A

SNMP Simple Network Management Protocol is used to remotely monitor network devices

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9
Q

135 TCP/UDP

A

“RPC/DCOM- scm” Remote Procedure Call is used to located DCOM ports request a service from a program on another computer on the network

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10
Q

21 TCP

A

FTP File Transfer Protocol is used to transfer files from host to host

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11
Q

1723 TCP/UDP

A

PPTP Point-to-Point Tunneling Protocol is an underlying VPN protocol with built-in security

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12
Q

3868 TCP

A

Diameter A more advanced AAA protocol that is a replacement for RADIUS

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13
Q

989/990 TCP

A

FTPS “File Transfer Protocol Secure is used to transfer files from host to host over an encrypted connection”

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14
Q

389 TCP/UDP

A

LDAP “Lightweight Directory Access Protocol is used to maintain directories of users and other objects”

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15
Q

22 TCP/UDP

A

“SSH, SCP, SFTP” “Secure Shell is used to remotely administer network devices and systems. SCP is used for secure copy and SFTP for secure FTP.”

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16
Q

3389 TCP/UDP

A

RDP “Remote Desktop Protocol is used to remotely view and control other Windows systems via a Graphical User Interface”

17
Q

162 TCP/UDP

A

SNMPTRAP Used to send Trap and InformRequests to the SNMP Manager on a network

18
Q

445 TCP

A

SMB “Server Message Block is used to provide shared access to files and other resources on a network”

19
Q

860 TCP

A

iSCSI iSCSI is used for linking data storage facilities over IP

20
Q

25 TCP

A

SMTP Simple Mail Transfer Protocol is used to send email over the Internet

21
Q

514 UDP

A

Syslog “Syslog is used to conduct computer message logging, especially for routers and firewall logs”

22
Q

3260 TCP

A

iSCSI Target “iSCSI Target is as the listening port for iSCSI-targeted devices when linking data storage facilities over IP”

23
Q

1812/1813UDP

A

RADIUS “Remote Authentication Dial-In User Service is used for authentication and authorization (1812) and accounting (1813)”

24
Q

993 TCP

A

“IMAP4 with SSL/TLS” “Internet Message Access Protocol is used to receive email from a mail server over an SSL/TLS-encrypted connection”

25
Q

443 TCP

A

HTTPS “Hyper Text Transfer Protocol Secure is used to transmit web page data to a client over an SSL/TLS-encrypted connection”

26
Q

1701 UDP

A

L2TP Layer 2 Tunnel Protocol is used as an underlying VPN protocol but has no inherent security

27
Q

1645/1646 UDP

A

“RADIUS (alternative)” “Remote Authentication Dial-In User Service is used for authentication and authorization (1645) and accounting (1646)”

28
Q

137-139 TCP/UDP

A

NetBIOS “NetBIOS is used to conduct name querying, sending of data, and other functions over a NetBIOS connection”

29
Q

88 TCP/UDP

A

Kerberos Used for network authentication using a system of tickets within a Windows domain

30
Q

119 TCP

A

NNTP Network News Transfer Protocol is used to transport Usenet articles

31
Q

636 TCP/UDP

A

LDAP SSL/TLS “LDAP is used to maintain directories of users and other objects over an encrypted SSL/TLS connection”

32
Q

465/587 TCP

A

“SMTP with SSL/TLS” “Simple Mail Transfer Protocol used to send email over the Internet with an SSL and TLS secured connection”

33
Q

995 TCP

A

“POP3 (SSL/TLS)” “Post Office Protocol v3 is used to receive email from a mail server using an SSL/TLS-encrypted connection”

34
Q

80 TCP

A

HTTP “Hyper Text Transfer Protocol is used to transmit web page data to a client for unsecured web browsing”

35
Q

143 TCP

A

IMAP “Internet Message Access Protocol is used to receive email from a mail server with more features than POP3”

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