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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. Confidentiality - integrity - availability
ACK piggybacking
The three goals of security
ATM work
The OSI Protocol Stack
2. War dialing - war driving - Sniffing - eavesdropping - dumpster diving - social engineering
The difference in stacks
Social engineering
Integrity of Data
Some Pen Test techniques
3. ATM supports two types of virtual circuits: permanent virtual circuits and switches virtual circuit - PVC is set up in advance - usually manually - SVC is established automatically through a signaling protocol and can be created on the fly - establis
When setting up a virtual circuit
Bridge
Types of ATM virtual circuits
Social engineering
4. 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
Ciphertext
What categories do vulnerabilities fall into?
Some reasons to use TCP over UDP
IDS data normalization
5. Provides insight into traffic on the network - help detect problems with network operations - provides auditing for other security measures
Some reasons to use UDP over TCP
NIDS advantages
What's a VLAN
What range is a class C network?
6. An agreement on how different computer will work - protocols define the format and order of messages and what to do upon receipt of the messages - basically the rules of the network
A network protocol
A netmask
The Uniform Protection to defense in depth
Log monitoring work?
7. Uses inclusive or exclusive lists - inclusive analysis utilizes a list of keywords - exclusive analysis utilizes a list of events that can be ignored
Log monitoring work?
UDP packet headers
Network stumbler
Stateless packet filter
8. UDP based infection - infected through vulnerability in SQL server - caused DoS on saturated networks
the application layer
3-way handshake
A netmask
SQL Slammer Worm
9. Isolates systems when they initially connect to the network - allows systems to be scanned and checked prior to being put on a trusted segment
Brute force
3-way handshake
NAC
Nmap scanning techniques
10. fast - with little fidelity - examines header information and limited payload data
Some common TCP ports
Shallow packet inspection
Honeyd
Snort
11. NTP - BootP/DHCP - NFS file systems - SNMP - TFTP
Some other UDP based protocols
What categories do vulnerabilities fall into?
LAN
Firewall
12. Connects the physical part of the network (cables) with the abstract (packets and datastreams)
Browsing attack
Ciphertext
The data link layer
Some common UDP ports
13. Connects many WANs - MANs - and LANs - provided via ISP
Anomaly analysis work
Internet
The CIA triad
Multi protocol label switching
14. Infects MBR - no network spreading potential
When setting up a virtual circuit
MAN
Boot record infector
SQL Slammer Worm
15. Most common approach - firewall - VPN - intrusion detection - AV - disk encryption - all parts of the organization receive equal protection - particularly vulnerable to malicious inside attacks
Permutation
The Uniform Protection to defense in depth
NIDS challenges
A netmask
16. An appliance that controls access between public internet and a companies private network - or between a PC NIC and the rest of the PC.
COM/Script program infector
Firewall
Some ways to bypass firewall protections
War Dialing
17. free windows based wireless scanner for 802.1b - detects access point settings - supports GSP integration - identifies networks as encrypted or unencrypted
Ciphertext
Port scan
Buffer overflow
Network stumbler
18. deployment challenges including topology and access limitations - analyzing encrypted traffic - quantity vs. quality of signatures - performance limitations with extensive analysis techniques - very costly for proper management
NIDS challenges
The difference in stacks
What range is a class C network?
Stateless packet filter
19. The practice of sending an ACK inside another packet going to the same destination
The session layer
ACK piggybacking
Rootkit
What primary threats should be protected against
20. Switches along the path can be requested to allocate the desired amount of bandwidth. If the circuit has the required bandwidth - the circuit is set up.
What's a VLAN
When setting up a virtual circuit
Some reasons to use TCP over UDP
HIDS monitor
21. Malware - insider threat - natural disaster - terrorism - pandemic
Plaintext
Some reasons to use TCP over UDP
Some common TCP ports
What primary threats should be protected against
22. Means multiple iterations won't matter. If you encrypt with a key - then re-encrypt - it's the same as using one key.
Group
What range is a class C network?
The OSI model
Plaintext
23. 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
Denial of service
Some reasons to use TCP over UDP
What ways should the crypto key be protected?
Stateful firewall
24. Common backdoor to open a port - port scan scans for open ports on remote host - scans 0 - 65 -535 twice. TCP and UDP
Smurf attack
Worms
Internet
Port scan
25. local area network - small network confined to small location - all equipment owned by a single entity - vulnerable to inside threats and logic bombs
LAN
ATM work
Some external threat concerns
Deep packet inspection
26. Uses a 1 to 1 substitution of characters - rotate the alphabet by 'n' number of characters - rot+X means rotate the letters X characters
Logic bomb
SQL Slammer Worm
SYN flood
Rotation?
27. Outside attack from network - Outsider attack from telephone - Insider attack from local network - insider attack from local system - attack from malicious code
To close a TCP session
The five threat vectors
Some FTP dangers
NAC
28. Personal area network - phone tethering - bluetooth - etc
PAN
The OSI Protocol Stack
IDS not
The Uniform Protection to defense in depth
29. Four layers - Network Layer - Internet Layer - Transport Layer - Application layer
The TCP/IP model
Group
Some malware capabilities
The difference in stacks
30. Used for connecting two physical segments of a network - segments traffic - breaks up collision domains - not generally used because of switches
Bridge
The threat vector analysis in defense in depth
Trojan horse
WAN
31. A TCP version of ping - sends custom TCP packets to a host and listens for replies - enables port scanning and spoofing simultaneously
Stateless packet filter
Multi protocol label switching
IDS not
Hping
32. 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
33. Work groups that require additional protection are segmented from the rest of the internal organization - restricting access to critical segments - system of VPNs - internal firewall - VLANs and ACLs
CIDR
Integrity of Data
The protected enclave to defense in depth
Smurf attack
34. -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
COM/Script program infector
Some external threat concerns
Social engineering
DDoS attack
35. 1.0.0.0 through 127.255.255.255 - subnet mask starts at 255.0.0.0
What range is a class A network?
Bridge
The three goals of security
Integrity of Data
36. 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
Internet
Snort
Overview of TCP
The different cable categories
37. Full open - half open (stealth scan) - UDP - Ping
CIDR
The network layer
Overview of TCP
Nmap scanning techniques
38. 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
The threat vector analysis in defense in depth
Some reasons to use TCP over UDP
COM/Script program infector
Wardriving
39. 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
Some network design objectives
Types of viruses
When talking about protocols and referencing layers - what stack is used
The physical layer stack
40. risk = threat x vulnerability - impossible to eliminate - security is an exercise in loss reduction
Browsing attack
When talking about protocols and referencing layers - what stack is used
Risk
Firewall
41. CIDR is a shorthand way of specifying which portion of the address is the network - and which portion is the host
The difference in stacks
The Uniform Protection to defense in depth
CIDR
What range is a class B network?
42. Trivial File Transfer Protocol - method to transfer files from one device to another without needing authentication
Some ways to bypass firewall protections
TFTP
Some firewall benefits
The TCP/IP model
43. Syn - Syn/Ack - Ack
To establish a TCP session
File integrity checking work
Macro virus
Kismet
44. Weakness in a system - inherent in a complex system - majority are due to poor coding - gateway by which threats are manifested
Vulnerabilities
Some malware propagation techniques
Worms
Browsing attack
45. Metropolitan area network - spans across city or town - larger than a LAN - uses fiber for backbone
MAN
Some Pen Test techniques
OS Command Injection defenses
A netmask
46. 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.
The goals of cryptography
PAN
The different cable categories
Buffer overflow
47. 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?
Worms
The goals of cryptography
NIDS advantages
48. Going around with equipment to detect wireless networks
Nmap scanning techniques
Wardriving
Group
What range is a class B network?
49. 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
LAN
Remote maintenance
What range is a class A network?
Worms
50. 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.
Multi protocol label switching
Race conditions
Risk
What range is a class B network?