Acronym/Ports Flashcards

1
Q

TLS

A

Transport layer security

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2
Q

IETF

A

Internet engineering task force

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3
Q

OSI

A

Open system interconnection

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4
Q

CA

A

Certificate authority

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5
Q

HTTP

A

Hyper text transfer protocol 80 tcp

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6
Q

HTTPS

A

Hyper text transfer protocol 443 tcp (over tls)

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7
Q

DNS

A

Domain name service 53 udp (can also use 53 tcp)

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8
Q

TCP

A

Transmission control protocol (3 way handshake)

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9
Q

UDP

A

User datagram protocol

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10
Q

NTP

A

Network time protocol 123 udp

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11
Q

FTP

A

File transfer protocol 20 tcp (active mode) 21 tcp (control)

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12
Q

SSH

A

Secure shell 22 tcp

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13
Q

SFTP

A

Secure file transfer protocol 22 tcp

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14
Q

Telnet

A

telecommunication network 23 tcp

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15
Q

SMTP

A

Simple mail transfer protocol 25 tcp (plaintext) 587 tcp (using tls encryption)

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16
Q

DHCP

A

Dynamic host configuration protocol 67 udp (client to server) 68 (server to client)

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17
Q

TFTP

A

Trivial file transfer protocol 69 udp

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18
Q

SNMP

A

Simple network management protocol - get 161 udp / trap 162 udp

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19
Q

LDAP

A

Lightweight directory access protocol 389 tcp

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20
Q

LDAPS

A

Lightweight directory access protocol 636 tcp (over ssl)

21
Q

SSL

A

Secure sockets layer (outdated use tls)

22
Q

SMB

A

Server message block (also called cifs - common internet file system) 445 tcp

23
Q

Syslog

24
Q

SQL

A

Structured query language

25
RDP
Remote desktop protocol 3389 tcp
26
SIP
Session initiation protocol 5060 and 5061 tcp (VOIP)
27
ICMP
Internet control message protocol (network layer protocol used for sending diagnostic or control messages eg ping traceroute)
28
GRE
Generic routing encapsulation
29
VPN
Virtual private network
30
PTP
Precision time protocol (IEEE 1588)
31
IMAP
Internet message access protocol 143 tcp 993 tcp over tls - new default
32
POP3
Post office protocol v3 110 995
33
DRP
Disaster recovery plan
34
BCP
Business continuity plan
35
MTD
Maximum tolerable downtime
36
RPO
Recovery point objective
37
RTO
Recovery time objective
38
WRT
Work recovery time
39
UPS
Uninterruptible power supply
40
MTBF
Mean time between failures
41
MTTF
Mean time to failure
42
MTTR
Mean time to repair
43
CARP
Common address resolution protocol
44
PFS
Perfect forward secret
45
MIB
Management information base - data store that holds variables for SNMP
46
OID
Object identifier - identifies parameter stored in MIB
47
CIA
Confidentiality Integrity Availability
48