Shared Flashcard Set

Details

CEHv8
Several important pieces to memorize
106
Computer Science
Professional
12/03/2015

Additional Computer Science Flashcards

 


 

Cards

Term

DNS Record Types

 

 

SRV

 

Definition

Service

 

This record defines the hostname and port number Of servers providng specific services, such as a Directory Services server.

Term

DNS Record Types

 

 SOA

Definition

Start of Authority

 

This record identifies the primary name server for the zone. The SOA record contains the hostname Of the server responsible for all DNS records within the namespace, as well as the basic properties of the domain.

Term

DNS Record Types

 

 

PTR

Definition

Pointer

 

This maps an IP address to a hostname (providng for reverse DNS lookups). You don't absolutely need a record for every entry in your DNS namespace, but these are usually associated with e-mail server records.

Term

DNS Record Types

 

 NS

Definition

Name Server

 

This record defines the name servers within your namespace.
These servers are the ones that respond to your clients' requests for name resolution.

Term

DNS Record Types

 

MX

Definition

Mail Exchange

 

This record identifies your e-mail servers within your domain.

Term

DNS Record Types

 

CNAME

Definition

Canonical Name

 

This record provides for domain name aliases within your zone.
For example, you may have an FTP service and a web service running on the same IP address. CNAME records could be used to list both within DNS for you.

Term

DNS Record Types

 

A

Definition

Address

 

This record maps an IP address to a hostname and is used most often for DNS lookups.

Term
Port 20/21 TCP
Definition
FTP
Term
Port 22 TCP
Definition
SSH
Term
Port 23 TCP
Definition
Telnet
Term
Port 25 TCP
Definition
SMTP
Term
Port 53 TCP
Definition
DNS Zone Transvers
Term
Port 53 UDP
Definition
DNS Lookups
Term
Port 67 UDP
Definition
DHCP
Term
Port 69 UDP
Definition
TFTP
Term
Port 80 TCP
Definition
HTTP
Term
Port 110 TCP
Definition
POP3
Term
Port 135 TCP
Definition
RPC (NetBIOS)
Term
Port 137-139 TCP/UDP
Definition
NetBIOS
Term
Port 143 TCP
Definition
IMAP
Term
Port 161/162 UDP
Definition
SNMP
Term
Port 389 TCP/UDP
Definition
LDAP
Term
Port 443 TCP
Definition
HTTPS
Term
Port 445 TCP
Definition
SMB (NetBios)
Term
ICMP Message type 0
Definition
Echo Reply - Answer to a Type 8 Echo Request
Term
ICMP message Type 8
Definition

ECHO Request

 

A ping message requesting a reply

Term
ICMP Message type 3
Definition

Destination Unreachable

 

0 - Destination network unreachable

1 - Destination host unreachable

6 - Network unknown

7 - Host unknown

9 - Network administratively prohibited

10 - Host administratively prohibited

13 - Communication administratively prohibited

Term

Nmap Switches

 

-sA

Definition
ACK scan
Term

Nmap Switches

 

 -sF

Definition
FIN scan
Term

Nmap Switches

 

 -sI

Definition
IDLE scan
Term

Nmap Switches

 

 -sL

Definition
DNS scan (aka list scan)
Term

Nmap Switches

 

 -sN

Definition
NULL scan
Term

Nmap Switches

 

 -sO

Definition
Protocol scan
Term

Nmap Switches

 

 -sP

Definition
Ping scan
Term

Nmap Switches

 

 -sR

Definition
RPC scan
Term

Nmap Switches

 

 -sS

Definition
SYN scan
Term

Nmap Switches

 

 -sT

Definition
TCP Connect scan
Term

Nmap Switches

 

 -sW

Definition
Windows scan
Term

Nmap Switches

 

 -sX

Definition
XMAS scan
Term

Nmap Switches

 

 -PI

Definition
ICMP ping
Term

Nmap Switches

 

 -Po

Definition
No ping
Term

Nmap Switches

 

 -PS

Definition
SYN ping
Term

Nmap Switches

 

 -PT

Definition
TCP ping
Term

Nmap Switches

 

 -oN

Definition
Normal output
Term

Nmap Switches

 

 -oX

Definition
XML output
Term

Nmap Switches

 

 -T0

Definition
Serial - slowest scan
Term

Nmap Switches

 

 -T1

Definition
Serial - slowest scan
Term

Nmap Switches

 

 -T2

Definition
Serial normal speed scan
Term

Nmap Switches

 

 -T3

Definition
Parallel normal speed scan
Term

Nmap Switches

 

 -T4

Definition
Parallel, fast scan
Term

Wireless stantard specifications

 

802.11a

Definition

54Mbps

5Ghz

OFDM

Term

Wireless stantard specifications

 

802.11b

Definition

11Mbps

2.4Ghz

DSSS

Term

Wireless stantard specifications

 

802.11g

Definition

54Mbps

2.4 Ghz

OFDM and DSS

Term

Wireless stantard specifications

 

802.11n

Definition

100+ Mbps

2.4 - 5 Ghz

OFDM

Term

Trojan Port Numbers

 

TCPWrappers

Definition
Port 421
Term

Trojan Port Numbers

 

Doom

Definition
Port 666
Term

Trojan Port Numbers

 

Snipernet

Definition
Port 667
Term

Trojan Port Numbers

 

Tini

Definition
Port 7777
Term

Trojan Port Numbers

 

 

WinHole

Definition
Port 1080 - 1081
Term

Trojan Port Numbers

 

 RAT

Definition
Port 1095, 1097-8
Term

Trojan Port Numbers

 

 SpySender

Definition
Port 1807
Term

Trojan Port Numbers

 

 DeepThroat

Definition
Port 2140, 3150
Term

Trojan Port Numbers

 

 NetBus

Definition
Port 12345, 12346
Term

Trojan Port Numbers

 

 Whack a Mole

Definition
Port 12362, 12363
Term

Trojan Port Numbers

 

 Back Orifice

Definition
Port 31337, 31338
Term
TCP 3-way Handshack
Definition
[image]
Term

 

Stages of Ethical Hacking

Definition

1. Recon

2. Scan

3. Gain Access

4. Maintain Access

5. Clear Tracks

 

 

Really Should Get Mofe Condoms

Term

 

Five  REGIONAL INTERNET REGISTRIES

Definition

 

AFRINIC
APNIC
ARIN
LACNIC
RIPE NCC

Term

 

 

AFRINIC

Definition
[image]
Term

 

APNIC

Definition
[image]
Term

 

ARIN

Definition
[image]
Term

 

 

LACNIC

Definition
[image]
Term

 

 

RIPE NCC

Definition
[image]
Term

 

TCP Flags

Binary

Definition
[image]
Term

Nmap Switches

 

-O

Definition
Operatinf System Discovery
Term

hping commands

 

-1

Definition

 

ICMP ping

Term

hping commands

 

-A

Definition

 

ACK scan

Term

hping commands

 

-p

Definition

 

port

Term

hping commands

 

-2

Definition

 

UDP Scan

Term

hping commands

 

hping 192.168.1.3 -Q -p 139 -s

Definition

 

Collect initial sequence number (Q)

Term

hping commands

 

-8

Definition

 

Scan Mode -- port numbers to scan

Term

hping commands

 

-9

Definition

 

Listen mode -- followed by signature

Term

hping commands

 

-F -S -R -P -A -U -X

Definition

Set TCP flags

 

FIN, SYN, RST, PUSH, ACK, URG, Xmas

Term

Nmap Switches

 

 -sC

Definition
Enable most common scripts
Term

Nmap Switches

 

 -A

Definition

Aggressive scan

 

Enables OS fingerprinting, version detection, script scanning, and tracert

Term
Size (bits) of WEP initialization Vector (IV)
Definition
24 bits
Term
SHA-512 Word size (Bits)
Definition
64 bits
Term
Whith type of firewall operates at level 5 of the OSI model?
Definition
Circuit-level firewall
Term
On which level of the OSI model to packet filter firewalls operate?
Definition
Layer 3 & 4
Term
On which level of the OSI model to stateful firewalls operate?
Definition
Layers 3 & 4
Term
OSSTMM control that provides for identification and authorization based on credentials.
Definition

Authentication 

 

(Interactive Control)

Term
OSSTMM control that provides for contractual protection against loss or damages
Definition

Indemnification 

 

(Interactive Control)

Term
OSSTMM control that protects assets from corruption or failure
Definition

Resilience 

 

(Interactive Control)

Term
OSSTMM control that ensures that interactions occur according to processes defined by the asset owner
Definition

Subjugation 

 

(Interactive Control)

Term
OSSTMM control that maintains interactivity with assets if corruption or failure occurs
Definition

Continuity 

 

(Interactive Control)

Term
OSSTMM control that prevents a participant from denying its actions
Definition

Nonrepudiation 

 

(Process Control)

Term
OSSTMM control that ensures that only participants have knowledge of an asset
Definition

Confidentiality 

 

(Process Control)

Term
OSSTMM control that ensures that only participants have access to the asset
Definition

Privacy 

 

(Process Control)

Term
OSSTMM control that ensures that participants know when assets and processes change
Definition

Integrity 

 

(Process Control)

Term
OSSTMM control that notifies participants when interactions occur
Definition

Alarm

 

(Process Control)

Term
Protocol Hping2 uses by default (no switches)
Definition
TCP
Term

In which order are Snort IDS rules evaluated by default?

 

 

Definition

 

Pass, Drop, Alert, Log

 

 

Term
Maximum length of an LM password
Definition
14 characters
Term
RSA is particularly susceptible to what kind of attack?
Definition
Chosen ciphertext attacks
Term
Security standard that categorizes control objectives into domains (such as planning and organization or delivery and support)?
Definition
COBIT
Term
Which security standards define security objectives and provide a list of security controls based on industry best practices?
Definition
ISO 17799 and ISO 27002
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