An Internet-based attack using password sniffing can:
A. enable one party to act as if they are another party.
B. cause modification to the contents of certain transactions.
C. be used to gain access to systems containing proprietary
information.
D. result in major problems with billing systems and
transaction processing agreements.
Answer / guest
Answer: C
Password sniffing attacks can be used to gain access to
systems on which proprietary information is stored. Spoofing
attacks can be used to enable one party to act as if they
are another party. Data modification attacks can be used to
modify the contents of certain transactions. Repudiation of
transactions can cause major problems with billing systems
and transaction processing agreements.
| Is This Answer Correct ? | 8 Yes | 1 No |
A single digitally signed instruction was given to a financial institution to credit a customer's account. The financial institution received the instruction three times and credited the account three times. Which of the following would be the MOST appropriate control against such multiple credits? A. Encrypting the hash of the payment instruction with the public key of the financial institution. B. Affixing a time stamp to the instruction and using it to check for duplicate payments. C. Encrypting the hash of the payment instruction with the private key of the instructor. D. Affixing a time stamp to the hash of the instruction before being digitally signed by the instructor.
As updates to an online order entry system are processed, the updates are recorded on a transaction tape and a hard-copy transaction log. At the end of the day, the order entry files are backed up on tape. During the backup procedure, a drive malfunctions and the order entry files are lost. Which of the following are necessary to restore these files? A. The previous day's backup file and the current transaction tape B. The previous day's transaction file and the current transaction tape C. The current transaction tape and the current hard-copy transaction log D. The current hard-copy transaction log and the previous day's transaction file
A company has contracted with an external consulting firm to implement a commercial financial system to replace its existing in-house developed system. In reviewing the proposed development approach, which of the following would be of GREATEST concern? A. Acceptance testing is to be managed by users. B. A quality plan is not part of the contracted deliverables. C. Not all business functions will be available on initial implementation. D. Prototyping is being used to confirm that the system meets business requirements.
A web-based bookstore has included the customer relationship management (CRM) system in its operations. An IS auditor has been assigned to perform a call center review. Which of the following is the MOST appropriate first step for the IS auditor to take? A. Review the company's performance since the CRM was implemented. B. Review the IT strategy. C. Understand the business focus of the bookstore. D. Interview salespeople and supervisors.
Which of the following security techniques is the BEST method for authenticating a user's identity? A. Smart card B. Biometrics C. Challenge-response token D. User ID and password
In a system development project the purpose of the program and procedure development phase is to: A. prepare, test and document all programs and manual procedures. B. document a business or system problem to a level at which management can select a solution. C. prepare a high-level design of a proposed system solution and present reasons for adopting a solution. D. expand the general design of an approved solution so that program and procedure writing can begin.
In a client-server architecture, a domain name service (DNS) is MOST important because it provides the: A. address of the domain server. B. resolution service for the name/address. C. IP addresses for the Internet. D. domain name system.
To review access to ceratin data base to determine whether the "new user" forms were correctly authorized. This is an example of:
The key difference between a microwave radio system and a satellite radiolink system is that: A. microwave uses line-of-sight and satellite uses transponders during transmission. B. microwave operates through transponders placed on the earth's orbit. C. satellite uses line-of-sight during transmission. D. microwave uses fiber optic cables.
Neural networks are effective in detecting fraud because they can: A. discover new trends since they are inherently linear. B. solve problems where large and general sets of training data are not obtainable. C. attack problems that require consideration of a large number of input variables. D. make assumptions about the shape of any curve relating variables to the output.
Which of the following is the PRIMARY safeguard for securing software and data within an information processing facility? A. Security awareness B. Reading the security policy C. Security committee D. Logical access controls
The PRIMARY objective of a logical access controls review is to: A. review access controls provided through software. B. ensure access is granted per the organization's authorities. C. walkthrough and assess access provided in the IT environment. D. provide assurance that computer hardware is protected adequately against abuse.