A TCP/IP-based environment is exposed to the Internet. Which
of the following BEST ensures that complete encryption and
authentication protocols exist for protecting information
while transmitted?
A. Work is completed in tunnel mode with IP security using
the nested services of authentication header (AH) and
encapsulating security payload (ESP).
B. A digital signature with RSA has been implemented.
C. Digital certificates with RSA are being used.
D. Work is being completed in.TCP services.
Answer / guest
Answer: A
Tunnel mode with IP security provides encryption and
authentication of the complete IP package. To accomplish
this, the AH (authentication header) and ESP (encapsulating
security payload) services can be nested? Choices B and C
provide authentication and integrity. TCP services do not
provide encryption and authentication.
| Is This Answer Correct ? | 7 Yes | 0 No |
Which of the following is the MOST important reason for an IS auditor to be involved in a system development project? A. Evaluate the efficiency of resource utilization. B. Develop audit programs for subsequent audits of the system. C. Evaluate the selection of hardware to be used by the system. D. Ensure that adequate controls are built into the system during development.
To develop a successful business continuity plan, end user involvement is critical during which of the following phases? A. Business recovery strategy B. Detailed plan development C. Business impact analysis D. Testing and maintenance
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.
Electromagnetic emissions from a terminal represent an exposure because they: A. affect noise pollution. B. disrupt processor functions. C. produce dangerous levels of electric current. D. can be detected and displayed.
Which of the following manages the digital certificate life cycle to ensure adequate security and controls exist in digital signature applications related to e-commerce? A. Registration authority B. Certification authority C. Certification relocation list D. Certification practice statement
Which of the following pairs of functions should not be combined to provide proper segregation of duties? A. Tape librarian and computer operator B. Application programming and data entry C. Systems analyst and database administrator D. Security administrator and quality assurance
When auditing the proposed acquisition of a new computer system, the IS auditor should FIRST establish that: A. a clear business case has been approved by management. B. corporate security standards will be met. C. users will be involved in the implementation plan. D. the new system will meet all required user functionality.
An IS auditor performing a review of the EFT operations of a retailing company would verify that the customers credit limit is checked before funds are transferred by reviewing the EFT: A. system's interface. B. switch facility. C. personal identification number generating procedure. D. operation backup procedures.
Confidential data stored on a laptop is BEST protected by: A. storage on optical disks. B. logon ID and password. C. data encryption. D. physical locks.
Which of the following is an example of the physiological biometrics technique? A. Hand scans B. Voice scans C. Signature scans D. Keystroke monitoring
Which of the following would an IS auditor consider a weakness when performing an audit of an organization that uses a public key infrastructure with digital certificates for its business-to-consumer transactions via the Internet? A. Customers are widely dispersed geographically, but not the certificate authorities. B. Customers can make their transactions from any computer or mobile device. C. The certificate authority has several data processing subcenters to administrate certificates. D. The organization is the owner of the certificate authority.
In which of the following phases of the system development life cycle (SDLC) is it the MOST important for the IS auditor to participate? A. Design B. Testing C. Programming D. Implementation