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Test your basic knowledge |
GIAC
Start Test
Study First
Subjects
:
certifications
,
giac
,
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Free linux WLAN analysis tool - completely passive - cannot be detected - supports advanced GPS integration and mapping features - used for wardriving - WLAN vulerability assessment
Denial of service
When talking about protocols and referencing layers - what stack is used
Some common TCP ports
Kismet
2. Worms and Wireless - modems - tunnel anything through HTTP - social engineering
Hping
Some ways to bypass firewall protections
What range is a class C network?
Some reasons to use TCP over UDP
3. 20 - FTP data - 21 - FTP - 23 - Telnet - 25 - SNMP - 53 - DNS - 79 - Finger - 80 - HTTP - 110 - POP - 443 - HTTPS
Race conditions
The conficker worm
HIDS monitor
Some common TCP ports
4. local area network - small network confined to small location - all equipment owned by a single entity - vulnerable to inside threats and logic bombs
LAN
What range is a class B network?
Honeyd
Macro virus
5. Trivial File Transfer Protocol - method to transfer files from one device to another without needing authentication
Worms
Some reasons to use TCP over UDP
What range is a class A network?
TFTP
6. Multiple levels of protection must be deployed - an exercie in detection - measures must be across a wide range of controls - compromises happen when people leave sites - risk - CIA triad - strategies
The data link layer
Defense in depth
Integrity of Data
The threat vector analysis in defense in depth
7. removable media - email attachments - web browsing - social networking - network vulnerabilities - IM applications - p2p
The OSI Protocol Stack
Remote maintenance
The four types of events reported by IDS
Some malware propagation techniques
8. Strips OS commands and characters from input - avoid making system calls from within the app * especially based on user input
What range is a class B network?
Ack Piggybacking
Alteration of code
OS Command Injection defenses
9. A low end firewall that can quickly be deployed using existing hardware. They examine packets themselves with no content.
War Dialing
Anomaly analysis work
NIDS challenges
Stateless packet filter
10. Confidentiality - symmetric encryption
The Uniform Protection to defense in depth
To establish a TCP session
Stateful firewall
The goals of cryptography
11. Used for connecting two physical segments of a network - segments traffic - breaks up collision domains - not generally used because of switches
Brute force
Bridge
The goals of cryptography
To close a TCP session
12. It allows the transport layer to detect when the UDP headers or the payload have been modified in transit
Checksum in UDP
OS Command Injection defenses
Rootkit
LAN
13. Uniform protection - protected enclaves - information centric - threat vector analysis
CIDR
The four basic approaches to defense in depth
The CIA triad
Brute force
14. A hash is produced when applied to a monitored file. The hash always generates the same value unless a change was made. HIDS software checks the hashes of monitored files and if a change is found - analyst is notified. - ie: tripwire
Some common TCP ports
File Integrity checking work
Internet
EXE program infector
15. Simple attack done by simply browsing available information that's allowed on a local network.
EXE program infector
Browsing attack
Overview of TCP
Datagram length of a UDP packet
16. Going around with equipment to detect wireless networks
UDP packet headers
Internet
Types of viruses
Wardriving
17. It makes sure the data sent from one side to the other is in a format useful to the other side
Some external threat concerns
Multi protocol label switching
The presentation layer
Some firewall challenges
18. risk = threat x vulnerability - impossible to eliminate - security is an exercise in loss reduction
Worms
Risk
TFTP
Types of viruses
19. A system resource that has no legitimate purpose or reason for someone to connect to it - its purpose is to draw in attackers to understand how they break into a system
Honeypot
Rootkit
The CIA triad
Honeyd
20. 8 bytes per packet - UDP SRC port - UDP DST Ports - UDP length - UDP Checksum
Port scan
Some honeypot advantages
Best way to protect wireless networks
UDP packet headers
21. Provides insight into the tactics - motives - and attacker tools
Some honeypot advantages
Honeyd
When implementing protocols - what stack should be used?
When talking about protocols and referencing layers - what stack is used
22. Attaches itself to existing program files and activated when the exe is launched
MAN
Trojan horse
NIDS challenges
Program infector
23. It interacts with data and prepares it to be transmitted across the network. It ensures reliable connectivity from end-to-end
DDoS attack
Some types of malicious code
The transport layer
the application layer
24. Infects MBR - no network spreading potential
NIDS challenges
Boot record infector
Log monitoring work?
Smurf attack
25. Wide Area Network - Larger than MAN or LAN - uses public network - phone lines - and leased lines to tie LAN and MAN over a dispersed area
Some reasons to use TCP over UDP
HIDS monitor
WAN
Internet
26. keeps the same letters - but changes the position within the text - easy to break - can be combined with substitution
Some types of malicious code
Vulnerabilities
A netcat listener
Permutation
27. Confidentiality - integrity - availability
Some ways to bypass firewall protections
File Integrity checking work
The CIA triad
Permutation
28. rules indicate criteria in packets that represent events of interest - rules are applied to packets as they are received - alerts are created when matches are found
Proxy or application gateway
NAC
IDS signature analysis work
OS Command Injection defenses
29. Not frequently seen on LANs because of expense - because of its traffic predictability and high bandwidth support - it's good for video streaming - encapsulates common protocols - uses virtual path identifiers to create end to end connectivity - has
Address Resolution Protocol (ARP)
Trap door
Asynchronous Transfer Mode
Snort
30. 1 and 2 - Voice/Low speed data - 3 - Voice/Data 10Mb - 4 - Voice/Data 16Mb - 5 - 5e - Voice/Data 100Mb to 1Gb - 6 - Standard for gigabit
What threats should be protected against - based on threat levels
What range is a class A network?
Some malware propagation techniques
The different cable categories
31. Malware - insider threat - natural disaster - terrorism - pandemic
Rotation?
Some FTP dangers
Some other UDP based protocols
What primary threats should be protected against
32. Maintains complete TCP connection state and sequencing through 2 connections - address translation built-in by virtue of second connection above
Types of ATM virtual circuits
The TCP/IP model
Proxy or application gateway
Some types of malicious code
33. Unified data carrying service - replacing from replay and ATM
NIDS advantages
SYN flood
HIDS monitor
Multi protocol label switching
34. Poor programming without error checking can allow commands to be run in an input field. This can point to a command further in the buffer that will execute the attacker's payload.
What range is a class C network?
Buffer overflow
Alteration of code
The conficker worm
35. Network scanner.
LAN
Nmap
Rootkit
Multi protocol label switching
36. packet filter firewalls rely on TCP flags to determine connection state. Attacker can send ACK packets only to bypass firewall.
Browsing attack
UDP packet headers
When implementing protocols - what stack should be used?
No State Inspection ACK flag set
37. Message in its encrypted form
Social engineering
Integrity of Data
Ciphertext
Defense in depth
38. Take the file and try to compress it. If it compresses - it means there is a pattern and it's more easily crackable
Warning
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/var/www/html/basicversity.com/show_quiz.php
on line
183
39. Common backdoor to open a port - port scan scans for open ports on remote host - scans 0 - 65 -535 twice. TCP and UDP
Port scan
CIDR
The presentation layer
Types of viruses
40. Protects internal/external systems from attack - filters communications based on content - performs NAT - encrypts communications for VPN - logging to aid in intrusion detection
Some firewall benefits
What range is a class A network?
HIDS monitor
Group
41. Known - unknown - zero day
Types of ATM virtual circuits
What categories do vulnerabilities fall into?
Macro virus
Rootkit
42. A time of check/time of use attack that exploits the difference in between when a security control was applied and the time the service was used.
SYN flood
Race conditions
War Dialing
3-way handshake
43. An appliance that controls access between public internet and a companies private network - or between a PC NIC and the rest of the PC.
Ack Piggybacking
3-way handshake
LAN
Firewall
44. Parasitic malware - boot record infector - macro - COM/Script program infector - EXE program infector
Types of viruses
Some types of malicious code
The presentation layer
Nmap
45. Prepends to the beginning of the file and gains control when the first instruction of the infected COM file is executed - appending to the end - virus writes its payload to the end and inserts jump instruction as the first instruction - which execute
COM/Script program infector
The conficker worm
Honeyd
IDS signature analysis work
46. Attacks systems through known vulnerabilities - automatically scans for more systems to attack - lowers system defenses - installs rootkit or root shell - opens up back doors - self contained malware that can copy itself
Kismet
Network stumbler
Alteration of code
Worms
47. Used by IDS for a baseline before analysis - attackers will try to de-normalize traffic to evade detection - IDS will normalize data for understood protocols
IDS data normalization
Group
What primary threats should be protected against
Some FTP dangers
48. Handles the network address scheme and connectivity of multiple network segments. It handles communication.
Macro virus
Some disadvantages of honeypots
The network layer
Plaintext
49. Means multiple iterations won't matter. If you encrypt with a key - then re-encrypt - it's the same as using one key.
Group
Worms
A network protocol
Router
50. Uses a 1 to 1 substitution of arbitrary numbers - given a one character mapping - you cannot determine the key
Trojan horse
Arbitrary substitution
Anomaly analysis work
Hubs
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