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25 Cards in this Set
- Front
- Back
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What does an A Record do on a DNS server?
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An A record resolves a host name to an IP address.
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A user creates a secure HTTPS session with a server using a web browser. How is a symmetric key transferred over the Internet with using SSL?
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The symmetric key is encrypted with a server's public key and then sent over the internet in encrypted form.
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What are the 2 goals for Bell -Lapadula model?
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1. Primary goal of ensuring confidentially
2. No read up, No write downs |
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What is SELiniux?
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Security Enhanced Linux.
This is a non-DAC server. |
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What is FRR what can it do?
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False Reject Rate (also called type 1) refers to the percentage of times that a biometric system falsely rejects a known user and instead indicates that the use is unknown.
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What is the primary purpose of a digital signature?
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The primary purpose of a digital signature is authentication of the sender. It also provides nonrepudiation and integrity but it is not the primary purpose.
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Of the following choices, what is not an example of a detective control?
A) Audit Logs B) Employee background checks C) Intrusion detection system D) Forensics analysis |
B is correct.
An employee background check is a preventive control, not a detective control. |
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Which one of the following is a one-time password?
A) A synchronous token B) An asynchronous token C) A kerberos ticket granting ticket D) A Chinese wall |
A is correct.
Token-based authentication uses a synchronous token where the user is able to enter a PIN, or password that is also synchronized with a server. |
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What does a SHA-1 hashing algorithm create?
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It creates a 160-bit hash.
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What is the most common method of malware delivery?
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The most common method of delivering malware is via attachments in spam email.
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An anomaly-based intrusion detection system attempts to do what?
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It tries to document normal behavior in the form of a baseline. If the normal behavior is modified by changing the environment, the baseline must be updated.
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A failover cluster provides what?
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It provides fault tolerance for one or more servers.
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A white box test is also called what?
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A Full knowledge test. The testers have full access to the internal network and know the network infrastructure.
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What is a Network Topography?
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A physical layout of a network
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Name 4 protocols that use IDs and not ports. Also the number for the IDs.
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1. ICMP 01
2. IGMP 02 3. TCP 06 4. UDP 17 |
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Name 2 secure protocols
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1. SSH
2. IPSec |
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IPv6 address uses how many bits?
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128 bits / 32 hex / 8 groups
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What is the range for Registered Ports?
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1024 - 49,151
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IMAP4 users what port?
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143
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Name 4 Hashing Algorithms
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1. MD5
2. SHA-1 3. SHA-2 4. SHA-3 |
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Explain about BIBA model
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1. Enforces integrity
2. No read down, No write up |
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Explain about Clark-Wilson model
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Enforces the principle of Separation of duties
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What are the 2 modes of NAT?
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1. Static : One-to-one mapping
2. Dynamic: one-to-many mapping |
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Name the 4 major Threat assessment components.
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1. Mechanism
2. Probability 3. Impact 4. Type |
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IKEA algorithm is used for what and how long are the bits?
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1. IKEA algorithm is used in PGP
2. 128 bits long |
