SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. 128.0.0.0 through 191.255.255.255 - with a subnet mask of 255.255.0.0
What range is a class B network?
Boot record infector
Stateless packet filter
COM/Script program infector
2. Personal area network - phone tethering - bluetooth - etc
Brute force
Some disadvantages of honeypots
Worms
PAN
3. Infects the EXE and make them operate slightly different - when infected - exe header sizes are altered to point to the appended viral code
Overview of TCP
Group
Macro virus
EXE program infector
4. Known - unknown - zero day
The session layer
What categories do vulnerabilities fall into?
When setting up a virtual circuit
File integrity checking work
5. 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
The protected enclave to defense in depth
Some other UDP based protocols
WAN
To close a TCP session
6. Full open - half open (stealth scan) - UDP - Ping
Denial of service
Nmap scanning techniques
When setting up a virtual circuit
EXE program infector
7. Combines the functionality of a hub and bride into a single device - keeps track of MACs attached to each port
Social engineering
What's an easy way to test encryption?
Switches
Honeyd
8. Netmasks or subnets provide a method for identifying what portion of an address is the network - and what portion is the host
HIDS monitor
Some other UDP based protocols
Internet
A netmask
9. Simple attack done by simply browsing available information that's allowed on a local network.
Browsing attack
Some other UDP based protocols
Internet
Nmap scanning techniques
10. Uses inclusive or exclusive lists - inclusive analysis utilizes a list of keywords - exclusive analysis utilizes a list of events that can be ignored
UDP packet headers
Internet
Log monitoring work?
When implementing protocols - what stack should be used?
11. An appliance that controls access between public internet and a companies private network - or between a PC NIC and the rest of the PC.
HIDS monitor
Defense in depth
Firewall
Deep packet inspection
12. 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
Some ways to bypass firewall protections
The network layer
Defense in depth
Ack Piggybacking
13. 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
Deep packet inspection
The Uniform Protection to defense in depth
Defense in depth
Honeypot
14. Free linux WLAN analysis tool - completely passive - cannot be detected - supports advanced GPS integration and mapping features - used for wardriving - WLAN vulerability assessment
NAC
Kismet
To close a TCP session
Internet
15. Hash Authentication - asymmetric - non repudiation - digital signature - hash + asymmetry
Network stumbler
Internet
Kismet
Integrity of Data
16. Switches networks make it difficult to monitor traffic in promiscuous mode - topology must be able to support traffic aggregation for monitoring
Alteration of code
Some NIDS topology limitations
Risk
Group
17. OSI
The network layer
Switches
When talking about protocols and referencing layers - what stack is used
Browsing attack
18. Means multiple iterations won't matter. If you encrypt with a key - then re-encrypt - it's the same as using one key.
Group
To close a TCP session
ACK piggybacking
Some Pen Test techniques
19. Application layer attacks may get through - dialup - VPN - extranet connections may bypass firewalls
What ways should the crypto key be protected?
Some firewall challenges
Program infector
When setting up a virtual circuit
20. Malware - insider threat - natural disaster - terrorism - pandemic
What primary threats should be protected against
Plaintext
Some malware propagation techniques
Ciphertext
21. Attempt to manipulate or trick a person into providing information or access - bypass network security by exploiting humans - vector is often outside attack by telephone or visitor inside
What categories do vulnerabilities fall into?
IDS data normalization
Some firewall challenges
Social engineering
22. Resource exhaustion like DDoS or fork attack - unexpected input value the machine does not know how to process
ATM work
The Information Centric defense in depth
What range is a class A network?
Denial of service
23. An FTP that allows downloads only if the user knows the exact name of the file they're looking for
A blind FTP
COM/Script program infector
Some disadvantages of honeypots
Nmap
24. Handles transmissions across the physical media like wires - fiber - etc
The physical layer stack
Logic bomb
Trap door
Some firewall challenges
25. A spoofed IP is used to send a SYN to the target. It then responds with a SYN/ACK that never receives the final ACK to complete the handshake. This occupies a portion of the target's pre-established buffer for TCP and can prevent the target from acce
Types of ATM virtual circuits
Checksum in UDP
SYN flood
The network layer
26. An attempt to gain access by bombarding it with guesses until the password is found.
Some external threat concerns
Trap door
What range is a class B network?
Brute force
27. Common backdoor to open a port - port scan scans for open ports on remote host - scans 0 - 65 -535 twice. TCP and UDP
NIDS advantages
Some malware propagation techniques
Alteration of code
Port scan
28. 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
The different cable categories
File Integrity checking work
Some reasons to use UDP over TCP
ACK piggybacking
29. Replicates traffic onto all ports - no traffic monitoring - cannot control which ports should or shouldn't receive frames - forming a large collision domain.
Asynchronous Transfer Mode
Hubs
Stateful firewall
Trap door
30. Isolates systems when they initially connect to the network - allows systems to be scanned and checked prior to being put on a trusted segment
NAC
Nmap
Proxy or application gateway
What range is a class A network?
31. Intrusion detection system - it reports attacks against monitored systems/networks
IDS
NIDS challenges
The network layer
Stateless packet filter
32. Uses flow control to handle network congestion - can send larger amounts of data per packet - has guaranteed delivery of transmitted data - better protection against spoofing - reduces need for error checking at higher OSI layers
Honeyd
Integrity of Data
Address resolution protocol
Some reasons to use TCP over UDP
33. Trivial File Transfer Protocol - method to transfer files from one device to another without needing authentication
Browsing attack
Honeypot
TFTP
What threats should be protected against - based on threat levels
34. It handles the establishment and maintenance of connections between systems
Honeypot
When setting up a virtual circuit
The session layer
Some honeypot advantages
35. Protects internal/external systems from attack - filters communications based on content - performs NAT - encrypts communications for VPN - logging to aid in intrusion detection
ATM work
File integrity checking work
Some firewall benefits
Honeyd
36. Take the file and try to compress it. If it compresses - it means there is a pattern and it's more easily crackable
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
37. Infects MBR - no network spreading potential
Boot record infector
To close a TCP session
Network stumbler
Some FTP dangers
38. 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
Social engineering
IDS signature analysis work
The different cable categories
Switches
39. Message in its encrypted form
Address resolution protocol
Ciphertext
Internet
Stateless packet filter
40. Spread as an office attachment with executable code programmed using macro facility - targets are data files - visual basic editor and other macro languages - payload executes when the code is launched
PAN
Macro virus
Kismet
Some other UDP based protocols
41. Not a replacement for firewalls - hardening - strong policies - or other DiD methods - low maintenance - inexpensive
IDS not
Types of ATM virtual circuits
War Dialing
Macro virus
42. Bits of code embedded in programs to quickly gain access at a later time
Some disadvantages of honeypots
The four types of events reported by IDS
EXE program infector
Trap door
43. Four layers - Network Layer - Internet Layer - Transport Layer - Application layer
Some NIDS topology limitations
The TCP/IP model
When talking about protocols and referencing layers - what stack is used
Network stumbler
44. Confidentiality - integrity - availability
ACK piggybacking
Permutation
What range is a class A network?
The CIA triad
45. 20 - FTP data - 21 - FTP - 23 - Telnet - 25 - SNMP - 53 - DNS - 79 - Finger - 80 - HTTP - 110 - POP - 443 - HTTPS
SYN flood
Some common TCP ports
File Integrity checking work
File integrity checking work
46. Intellectual property - business goals - validated data - historical
To establish a TCP session
What threats should be protected against - based on threat levels
Smurf attack
What categories do vulnerabilities fall into?
47. Identify critical assets and provide layered protection - data is accessed by applications - applications reside on hosts - hosts operate on networks
Anomaly analysis work
Snort
The Information Centric defense in depth
Bridge
48. Most common approach - firewall - VPN - intrusion detection - AV - disk encryption - all parts of the organization receive equal protection - particularly vulnerable to malicious inside attacks
The Uniform Protection to defense in depth
Proxy or application gateway
Shallow packet inspection
To establish a TCP session
49. removable media - email attachments - web browsing - social networking - network vulnerabilities - IM applications - p2p
Some malware propagation techniques
Plaintext
Some ways to bypass firewall protections
Boot record infector
50. Syn - Syn/Ack - Ack
Multi protocol label switching
Some reasons to use TCP over UDP
To establish a TCP session
Race conditions