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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. Network scanner.
The physical layer stack
Some ways to bypass firewall protections
Program infector
Nmap
2. Metropolitan area network - spans across city or town - larger than a LAN - uses fiber for backbone
The protected enclave to defense in depth
The three goals of security
MAN
The CIA triad
3. Intrusion detection system - it reports attacks against monitored systems/networks
Worms
What primary threats should be protected against
IDS
IDS signature analysis work
4. Uses inclusive or exclusive lists - inclusive analysis utilizes a list of keywords - exclusive analysis utilizes a list of events that can be ignored
Program infector
To establish a TCP session
What range is a class C network?
Log monitoring work?
5. Threat requires a vector to cross the vulnerability - stop the ability of the threat to use the vector
Permutation
The threat vector analysis in defense in depth
Trap door
File integrity checking work
6. An attacker spoofs the victim's IP and sends an ICMP ECHO request to the broadcast address of a network. When every system responds - a DoS occurs.
3-way handshake
Switches
Smurf attack
Alteration of code
7. FIN 130 - ACK 131 - FIN 570 - ACK 571
HIDS monitor
To close a TCP session
War Dialing
Plaintext
8. Uses a 1 to 1 substitution of arbitrary numbers - given a one character mapping - you cannot determine the key
Stateless packet filter
UDP packet headers
Arbitrary substitution
What range is a class A network?
9. free windows based wireless scanner for 802.1b - detects access point settings - supports GSP integration - identifies networks as encrypted or unencrypted
Best way to protect wireless networks
Risk
Network stumbler
DDoS attack
10. Attaches itself to existing program files and activated when the exe is launched
Wardriving
The threat vector analysis in defense in depth
Program infector
File Integrity checking work
11. Uniform protection - protected enclaves - information centric - threat vector analysis
Multi protocol label switching
Types of ATM virtual circuits
Some NIDS topology limitations
The four basic approaches to defense in depth
12. Protected at rest - protected in transit - secure the key
What ways should the crypto key be protected?
Some malware capabilities
Some ways to bypass firewall protections
Ack Piggybacking
13. 192.0.0.0 through 223.255.255.255 - subnet mask of 255.255.255.0
Some malware propagation techniques
Vulnerabilities
What range is a class C network?
Deep packet inspection
14. destruction of data - leaking confidential information - providing backdoor access
To close a TCP session
Asynchronous Transfer Mode
Trojan horse
Some malware capabilities
15. TCP/IP - the IP protoco - The core routing protocol of the internet - - deals with transmission of packets between end points - defines the addressing scheme for the internet
When implementing protocols - what stack should be used?
Some types of malicious code
The different cable categories
To establish a TCP session
16. 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
IDS data normalization
Honeypot
Stateful firewall
Plaintext
17. A TCP version of ping - sends custom TCP packets to a host and listens for replies - enables port scanning and spoofing simultaneously
Some common UDP ports
Ciphertext
What range is a class B network?
Hping
18. Hash Authentication - asymmetric - non repudiation - digital signature - hash + asymmetry
OS Command Injection defenses
Integrity of Data
Worms
Some malware capabilities
19. Take the file and try to compress it. If it compresses - it means there is a pattern and it's more easily crackable
20. Migrate to WPA2 - use strong authentication like PEAP or TTLS - audit network installations - require mutual auth between client and infrastructure equipment
Some malware propagation techniques
Best way to protect wireless networks
A network protocol
Multi protocol label switching
21. Isolates systems when they initially connect to the network - allows systems to be scanned and checked prior to being put on a trusted segment
Checksum in UDP
NAC
ACK piggybacking
Remote maintenance
22. Provides insight into the tactics - motives - and attacker tools
Some honeypot advantages
Honeypot
Address resolution protocol
Internet
23. Malware - insider threat - natural disaster - terrorism - pandemic
Hubs
Checksum in UDP
What primary threats should be protected against
File integrity checking work
24. Protocol for mapping an IP address to a physical machine address that is recognized on the local network - A table - usually called the ARP cache - is used to maintain a correlation between each MAC and it's corresponding IP address
When setting up a virtual circuit
Router
Address Resolution Protocol (ARP)
Some honeypot advantages
25. War dialing - war driving - Sniffing - eavesdropping - dumpster diving - social engineering
Asynchronous Transfer Mode
Network stumbler
OS Command Injection defenses
Some Pen Test techniques
26. A cracking tool inserted into the OS that allows the attacker to do as they please.
Buffer overflow
the application layer
Rootkit
WAN
27. Maintains complete TCP connection state and sequencing through 2 connections - address translation built-in by virtue of second connection above
Some common TCP ports
OS Command Injection defenses
Proxy or application gateway
To establish a TCP session
28. Allows segmentation of a switch into different networks - regardless of where a system is plugged in - creates separate networks through software not hardware
29. Confidentiality - integrity - availability
To close a TCP session
What's a VLAN
Multi protocol label switching
The CIA triad
30. 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
What range is a class B network?
IDS data normalization
Brute force
IDS
31. 20 - FTP data - 21 - FTP - 23 - Telnet - 25 - SNMP - 53 - DNS - 79 - Finger - 80 - HTTP - 110 - POP - 443 - HTTPS
File Integrity checking work
War Dialing
Some common TCP ports
HIDS monitor
32. Known - unknown - zero day
What categories do vulnerabilities fall into?
The threat vector analysis in defense in depth
Defense in depth
Some firewall benefits
33. 8 bytes per packet - UDP SRC port - UDP DST Ports - UDP length - UDP Checksum
Hubs
Types of ATM virtual circuits
UDP packet headers
When implementing protocols - what stack should be used?
34. Protects internal/external systems from attack - filters communications based on content - performs NAT - encrypts communications for VPN - logging to aid in intrusion detection
The five threat vectors
Honeyd
Address resolution protocol
Some firewall benefits
35. Network traffic to the host - typically listens on all interface - uses signature analysis to identify events of interest
War Dialing
CIDR
Checksum in UDP
HIDS monitor
36. Provides insight into traffic on the network - help detect problems with network operations - provides auditing for other security measures
The different cable categories
NIDS advantages
What range is a class C network?
Best way to protect wireless networks
37. Publish separate mail - web - and DNS servers to the internet - provide appropriate access from internal network to internet - protect internal from external attack - provide defense in depth - protect all aspects of the system
Program infector
LAN
Some network design objectives
Some honeypot advantages
38. Handles transmissions across the physical media like wires - fiber - etc
Anomaly analysis work
The physical layer stack
Hubs
OS Command Injection defenses
39. Slow - requires stateful data tracking - inspects all fields - including variable-length fields
Hping
Some reasons to use TCP over UDP
Deep packet inspection
What ways should the crypto key be protected?
40. Used for connecting two physical segments of a network - segments traffic - breaks up collision domains - not generally used because of switches
Router
CIDR
Snort
Bridge
41. -Malicious code might execute destructive overwrite to hard disks -Malicious mas mailing code might expose sensitive information to the internet - web server compromise might expose organization to ridicule - Web server compromise might expose custom
Some firewall benefits
Some other UDP based protocols
When implementing protocols - what stack should be used?
Some external threat concerns
42. It handles the establishment and maintenance of connections between systems
The protected enclave to defense in depth
The session layer
Snort
Browsing attack
43. Outside attack from network - Outsider attack from telephone - Insider attack from local network - insider attack from local system - attack from malicious code
The five threat vectors
File Integrity checking work
Smurf attack
Overview of TCP
44. Allows admins to remotely access a system for troubleshooting. - E.g VNC - GoToMyPc - PC Anywhere
The different cable categories
A netcat listener
Remote maintenance
The session layer
45. It makes sure the data sent from one side to the other is in a format useful to the other side
The physical layer stack
Honeyd
The presentation layer
Browsing attack
46. Switches networks make it difficult to monitor traffic in promiscuous mode - topology must be able to support traffic aggregation for monitoring
IDS data normalization
Integrity of Data
Some NIDS topology limitations
Some FTP dangers
47. size is whatever the length of the UDP portion of the packet. Could be as large as 65 -535
Some network design objectives
Vulnerabilities
Datagram length of a UDP packet
A network protocol
48. Connects the physical part of the network (cables) with the abstract (packets and datastreams)
The data link layer
Rotation?
What's an easy way to test encryption?
Integrity of Data
49. One is for talking - one is for implementing
Plaintext
The difference in stacks
Defense in depth
Types of viruses
50. 1. physical 2. data 3. network 4. transport 5. session 6. presentation 7. application
Some types of malicious code
IDS not
The threat vector analysis in defense in depth
The OSI Protocol Stack