CISA Exam Dumps | Regarding digital signature implementation, which of the following answers is correct?

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Question 326/750

Regarding digital signature implementation, which of the following answers is correct?

A. A digital signature is created by the sender to prove message integrity by encrypting the message with the sender's private key. Upon receiving the data, the recipient can decrypt the data using the sender's public key.

B. A digital signature is created by the sender to prove message integrity by encrypting the message with the recipient's public key. Upon receiving the data, the recipient can decrypt the data using the recipient's public key.

C. A digital signature is created by the sender to prove message integrity by initially using a hashing algorithm to produce a hash value or message digest from the entire message contents. Upon receiving the data, the recipient can independently create it.

D. A digital signature is created by the sender to prove message integrity by encrypting the message with the sender's public key. Upon receiving the data, the recipient can decrypt the data using the recipient's private key.

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Question 441: Which of the following network configuration options contain...; Question 442: The BEST filter rule for protecting a network from being use...; Question 443: Which of the following typically focuses on making alternati...; Question 444: An IS auditor conducting an access control review in a clien...; Question 445: An IS auditor is performing an audit of a remotely managed s...; Question 446: What is the recommended initial step for an IS auditor to im...; Question 447: When should reviewing an audit client's business plan be per...; Question 448: Which of the following biometrics has the highest reliabilit...; Question 449: Which of the following is an example of the defense in-depth...; Question 450: What can be implemented to provide the highest level of prot...; Question 451: Which of the following tests is an IS auditor performing whe...; Question 452: A PRIMARY benefit derived from an organization employing con...; Question 453: An IS auditor has completed a network audit. Which of the fo...; Question 454: What can be used to gather evidence of network attacks?...; 1 commentQuestion 455: Using the OSI reference model, what layer(s) is/are used to ...; Question 456: COBIT 5 separates information goals into three sub-dimension...; Question 457: An IS auditor performing a telecommunication access control ...; Question 458: Which of the following manages the digital certificate life ...; Question 459: In a public key infrastructure, a registration authority:...; Question 460: Which of the following PBX feature provides the possibility ...; Question 461: IS management has decided to rewrite a legacy customer relat...; Question 462: Although BCP and DRP are often implemented and tested by mid...; Question 463: When using a universal storage bus (USB) flash drive to tran...; Question 464: An information security policy stating that 'the display of ...; Question 465: A programmer maliciously modified a production program to ch...; Question 466: When should plans for testing for user acceptance be prepare...; Question 467: What are often the primary safeguards for systems software a...; Question 468: The database administrator (DBA) suggests that DB efficiency...; Question 469: During an IS audit, auditor has observed that authentication...; Question 470: In order to properly protect against unauthorized disclosure...; Question 471: What determines the strength of a secret key within a symmet...; Question 472: A technical lead who was working on a major project has left...; Question 473: Establishing data ownership is an important first step for w...; Question 474: What is an initial step in creating a proper firewall policy...; Question 475: Which of the following is NOT a disadvantage of Single Sign ...; Question 476: Batch control reconciliation is a _____________________ (fil...; Question 477: Which of the following attack best describe "Computer is the...; Question 478: What is the MOST prevalent security risk when an organizatio...; Question 479: Security administration procedures require read-only access ...; Question 480: Which of the following statement INCORRECTLY describes Async...; Question 481: What is a reliable technique for estimating the scope and co...; Question 482: An IS auditor should carefully review the functional require...; Question 483: Overall business risk for a particular threat can be express...; Question 484: Neural networks are effective in detecting fraud because the...; Question 485: Which of the following would be considered an essential feat...; Question 486: Which of the following provides the framework for designing ...; Question 487: An IS auditor finds that a DBA has read and write access to ...; Question 488: Which of the following would prevent accountability for an a...; Question 489: An IS auditor examining a biometric user authentication syst...; Question 490: Which of the following is an environmental issue caused by e...; Question 491: The goal of an information system is to achieve integrity, a...; Question 492: When evaluating the collective effect of preventive, detecti...; Question 493: How does the SSL network protocol provide confidentiality?...; Question 494: An IS auditor should be MOST concerned with what aspect of a...; Question 495: An IS auditor analyzing the audit log of a database manageme...; Question 496: Who is responsible for restricting and monitoring access of ...; Question 497: Which of the following is the BEST way to handle obsolete ma...; Question 498: What benefit does using capacity-monitoring software to moni...; Question 499: In which of the following transmission media it is MOST diff...; Question 500: Which of the following is the MOST reliable sender authentic...; Question 501: There are several types of penetration tests depending upon ...; Question 502: Which of the following is a benefit of using callback device...; Question 503: What is often assured through table link verification and re...; Question 504: An organization having a number of offices across a wide geo...; Question 505: During an IS audit, one of your auditor has observed that so...; Question 506: An IS auditor reviewing the key roles and responsibilities o...; Question 507: The BEST way to minimize the risk of communication failures ...; Question 508: What type of BCP test uses actual resources to simulate a sy...; Question 509: Which of the following transmission media is LEAST vulnerabl...; Question 510: Who is ultimately responsible for providing requirement spec...; Question 511: Ensuring that security and control policies support business...; Question 512: Which of the following is an example of a passive attack ini...; Question 513: The IS auditor learns that when equipment was brought into t...; Question 514: The feature of a digital signature that ensures the sender c...; Question 515: Which of the following process consist of identification and...; Question 516: When reviewing a hardware maintenance program, an IS auditor...; Question 517: Which of the following would MOST effectively reduce social ...; Question 518: The Secure Sockets Layer (SSL) protocol addresses the confid...; Question 519: During a security audit of IT processes, an IS auditor found...; Question 520: When auditing security for a data center, an IS auditor shou...; Question 521: Which of the following fire-suppression methods is considere...; Question 522: Which of the following protocols would be involved in the im...; Question 523: An IS auditor usually places more reliance on evidence direc...; Question 524: Which of the following concerns associated with the World Wi...; Question 525: Which of the following is protocol data unit (PDU) of networ...; Question 526: Which of the following are effective in detecting fraud beca...; Question 527: Which of the following should concern an IS auditor when rev...; Question 528: Which of the following statement correctly describes differe...; Question 529: An IS auditor has identified the lack of an authorization pr...; Question 530: Which of the following sampling methods is MOST useful when ...; Question 531: If inadequate, which of the following would be the MOST like...; Question 532: In what way is a common gateway interface (CGI) MOST often u...; Question 533: isk analysis is not always possible because the IS auditor i...; Question 534: Which of the following biometrics methods provides the HIGHE...; Question 535: Which of the following functions should be performed by the ...; Question 536: Which of the following device in Frame Relay WAN technique i...; Question 537: Vendors have released patches fixing security flaws in their...; Question 538: An IS auditor is evaluating management's risk assessment of ...; Question 539: Of the three major types of off-site processing facilities, ...; Question 540: Which of the following best characterizes "worms"?...; Question 541: What is the most common purpose of a virtual private network...; Question 542: What is the primary security concern for EDI environments?...; Question 543: What should an IS auditor do if he or she observes that proj...; Question 544: The MAIN criterion for determining the severity level of a s...; Question 545: Which of the following is protocol data unit (PDU) of data a...; Question 546: Which of the following intrusion detection systems (IDSs) mo...; Question 547: The vice president of human resources has requested an audit...; Question 548: What is the key distinction between encryption and hashing a...; Question 549: The MOST significant level of effort for business continuity...; Question 550: Which of the following will help detect changes made by an i...; Question 551: An IS auditor is reviewing access to an application to deter...; Question 552: Which of the following provides the BEST single-factor authe...; Question 553: Which of the following cryptography options would increase o...; Question 554: Which of the following statement correctly describes the dif...; Question 555: An IS auditor needs to consider many factors while evaluatin...; Question 556: Which of the following is BEST characterized by unauthorized...; Question 557: During the audit of a database server, which of the followin...; Question 558: An organization's IS audit charter should specify the:...; Question 559: Which of the following term in business continuity defines t...; Question 560: A TCP/IP-based environment is exposed to the Internet. Which...; Question 561: Which of the following would be the BEST overall control for...; Question 562: A web server is attacked and compromised. Which of the follo...; Question 563: The logical exposure associated with the use of a checkpoint...; 2 commentQuestion 564: Digital signatures require the sender to "sign" the data by ...; Question 565: What can ISPs use to implement inbound traffic filtering as ...; Question 566: Which of the following is penetration test where the penetra...; Question 567: Which of the following is the unique identifier within and I...; Question 568: Which of the following is the INCORRECT "layer - protocol" m...; Question 569: Which of the following is a dynamic analysis tool for the pu...; Question 570: Which of the following exposures could be caused by a line g...; Question 571: Which of the following statement is NOT true about Voice-Ove...; Question 572: IS management is considering a Voice-over Internet Protocol ...; Question 573: In a client-server architecture, a domain name service (DNS)...; Question 574: The use of a GANTT chart can:; Question 575: The FIRST step in data classification is to:...; Question 576: Which of the following term related to network performance r...; Question 577: Authentication techniques for sending and receiving data bet...; Question 578: There are many known weaknesses within an Intrusion Detectio...; Question 579: E-mail traffic from the Internet is routed via firewall-1 to...; Question 580: What process allows IS management to determine whether the a...; Question 581: In the 2c area of the diagram, there are three hubs connecte...; Question 582: An IS auditor is reviewing the physical security measures of...; Question 583: What are used as a countermeasure for potential database cor...; Question 584: The GREATEST risk posed by an improperly implemented intrusi...; Question 585: A malicious code that changes itself with each file it infec...; Question 586: In a client-server system, which of the following control te...; Question 587: Which of the following BEST characterizes a mantrap or deadm...; Question 588: Which of the following controls would be MOST effective in e...; Question 589: Which of the following database controls would ensure that t...; Question 590: A sender of an e-mail message applies a digital signature to...; Question 591: Which of the following attack could be avoided by creating m...; Question 592: What is essential for the IS auditor to obtain a clear under...; Question 593: Which of the following provides nonrepudiation services for ...; Question 594: What topology provides the greatest redundancy of routes and...; Question 595: Which of the following can help detect transmission errors b...; Question 596: An IS auditor is evaluating a corporate network for a possib...; Question 597: Change management procedures are established by IS managemen...; Question 598: Which of the following is a technique that could be used to ...; Question 599: While designing the business continuity plan (BCP) for an ai...; Question 600: How does the digital envelop work? What are the correct step...; Question 601: The technique used to ensure security in virtual private net...; Question 602: Active radio frequency ID (RFID) tags are subject to which o...; Question 603: Java applets and ActiveX controls are distributed executable...; Question 604: Which of the following is the INCORRECT "layer - protocol da...; Question 605: Which of the following hardware devices relieves the central...; Question 606: Which of the following message services provides the stronge...; Question 607: Proper segregation of duties does not prohibit a quality con...; Question 608: A control that detects transmission errors by appending calc...; Question 609: The MOST important success factor in planning a penetration ...; Question 610: Which of the following is a ITU-T standard protocol suite fo...; Question 611: What is a common vulnerability, allowing denial-of-service a...; Question 612: An IS auditor is assigned to perform a post implementation r...; Question 613: Which of the following BEST restricts users to those functio...; Question 614: Which of the following is NOT a true statement about public ...; Question 615: Which of the following INCORRECTLY describes the layer funct...; Question 616: Which of the following is the BEST way to satisfy a two-fact...; Question 617: Which of the following applet intrusion issues poses the GRE...; Question 618: When using a digital signature, the message digest is comput...; Question 619: Rather than simply reviewing the adequacy of access control,...; Question 620: Diskless workstation is an example of:...; Question 621: The initial step in establishing an information security pro...; Question 622: Which of the following INCORRECTLY describes the layer funct...; Question 623: When performing an IS strategy audit, an IS auditor should r...; Question 624: Which of the following is a program evaluation review techni...; Question 625: Which of the following attack occurs when a malicious action...; Question 626: Business Continuity Planning (BCP) is not defined as a prepa...; Question 627: When selecting audit procedures, an IS auditor should use pr...; Question 628: An IS auditor is performing a network security review of a t...; Question 629: Which of the following is a guiding best practice for implem...; Question 630: During what process should router access control lists be re...; Question 631: Network environments often add to the complexity of program-...; Question 632: Which of the following attack is against computer network an...; Question 633: While evaluating logical access control the IS auditor shoul...; Question 634: An organization has recently installed a security patch, whi...; Question 635: Which are the two primary types of scanner used for protecti...; Question 636: The traditional role of an IS auditor in a control self-asse...; Question 637: Which of the following is an effective method for controllin...; Question 638: To ensure that audit resources deliver the best value to the...; Question 639: Which of the following is a sophisticated computer based swi...; Question 640: What kind of testing should programmers perform following an...; Question 641: Which of the following protocol is developed jointly by VISA...; Question 642: What is used as a control to detect loss, corruption, or dup...; Question 643: In which of the following RFID risks competitor potentially ...; Question 644: IS auditors are MOST likely to perform compliance tests of i...; Question 645: Test and development environments should be separated. True ...; Question 646: When reviewing the implementation of a LAN, an IS auditor sh...; Question 647: The PRIMARY objective of Secure Sockets Layer (SSL) is to en...; Question 648: When auditing third-party service providers, an IS auditor s...; Question 649: After an IS auditor has identified threats and potential imp...; Question 650: A company has decided to implement an electronic signature s...; Question 651: During an audit of the logical access control of an ERP fina...; Question 652: Which of the following functionality is NOT supported by SSL...; Question 653: What is a primary high-level goal for an auditor who is revi...; Question 654: Which of the following is of greatest concern to the IS audi...; Question 655: The PRIMARY advantage of a continuous audit approach is that...; Question 656: What type of risk results when an IS auditor uses an inadequ...; Question 657: Depending on the complexity of an organization's business co...; Question 658: Confidentiality of the data transmitted in a wireless LAN is...; Question 659: A virtual private network (VPN) provides data confidentialit...; Question 660: Which of the following controls will MOST effectively detect...; Question 661: Doing which of the following during peak production hours co...; Question 662: A hardware control that helps to detect errors when data are...; Question 663: Which of the following is MOST likely to result from a busin...; Question 664: An IS auditor notes that patches for the operating system us...; Question 665: Which of the following data validation edits is effective in...; Question 666: Which of the following intrusion detection systems (IDSs) wi...; Question 667: Who is primarily responsible for storing and safeguarding th...; Question 668: Which of the following statement is NOT true about smoke det...; Question 669: Which of the following types of data validation editing chec...; Question 670: Which of the following PBX feature supports shared extension...; Question 671: An IS auditor has imported data from the client's database. ...; Question 672: Which of the following should be a concern to an IS auditor ...; Question 673: An organization can ensure that the recipients of e-mails fr...; Question 674: The directory system of a database-management system describ...; Question 675: What method might an IS auditor utilize to test wireless sec...; Question 676: Which of the following is MOST is critical during the busine...; Question 677: In computer forensics, which of the following is the process...; Question 678: Which of the following is a feature of an intrusion detectio...; Question 679: Which of the following term in business continuity determine...; Question 680: In computer forensic which of the following describe the pro...; Question 681: Which of the following virus prevention techniques can be im...; Question 682: Which of the following is a network diagnostic tool that mon...; Question 683: Which of the following BEST ensures the integrity of a serve...; Question 684: Assuming this diagram represents an internal facility and th...; Question 685: Which of the following methods of providing telecommunicatio...; Question 686: Which of the following encryption techniques will BEST prote...; Question 687: How is the risk of improper file access affected upon implem...; Question 688: Which of the following is a substantive test?...; Question 689: Which of the following help(s) prevent an organization's sys...; Question 690: An IS auditor should expect the responsibility for authorizi...; Question 691: To determine if unauthorized changes have been made to produ...; Question 692: When planning an audit of a network setup, an IS auditor sho...; Question 693: When reviewing an intrusion detection system (IDS), an IS au...; Question 694: When reviewing procedures for emergency changes to programs,...; Question 695: What increases encryption overhead and cost the most?...; Question 696: What should IS auditors always check when auditing password ...; Question 697: An IS auditor reviewing access controls for a client-server ...; Question 698: A firm is considering using biometric fingerprint identifica...; Question 699: The responsibility for authorizing access to application dat...; Question 700: Use of asymmetric encryption in an internet e-commerce site,...; Question 701: The MOST likely explanation for a successful social engineer...; Question 702: An IS auditor finds that conference rooms have active networ...; Question 703: During the review of a biometrics system operation, an IS au...; Question 704: After observing suspicious activities in a server, a manager...; Question 705: Which of the following is the MOST effective control when gr...; Question 706: A firewall is being deployed at a new location. Which of the...; Question 707: An offsite information processing facility having electrical...; Question 708: In the course of performing a risk analysis, an IS auditor h...; Question 709: In an IS audit of several critical servers, the IS auditor w...; Question 710: What type of fire-suppression system suppresses fire via wat...; Question 711: Which of the following antivirus software implementation str...; Question 712: Which of the following is the BEST audit procedure to determ...; Question 713: Which of the following exposures associated with the spoolin...; Question 714: Fourth-Generation Languages (4GLs) are most appropriate for ...; Question 715: During a logical access controls review, an IS auditor obser...; Question 716: Which of the following is the MOST likely reason why e-mail ...; Question 717: Company.com has contracted with an external consulting firm ...; Question 718: Which of the following antispam filtering techniques would B...; Question 719: Which significant risk is introduced by running the file tra...; Question 720: When reviewing an implementation of a VoIP system over a cor...; Question 721: The security level of a private key system depends on the nu...; Question 722: The network of an organization has been the victim of severa...; Question 723: Which of the following technique is used for speeding up net...; Question 724: The PRIMARY reason for using digital signatures is to ensure...; Question 725: A digital signature contains a message digest to:...; Question 726: As compared to understanding an organization's IT process fr...; Question 727: While planning an audit, an assessment of risk should be mad...; Question 728: Which of the following device in Frame Relay WAN technique i...; Question 729: What protects an application purchaser's ability to fix or c...; Question 730: To prevent IP spoofing attacks, a firewall should be configu...; Question 731: What is an effective countermeasure for the vulnerability of...; Question 732: When should an application-level edit check to verify that a...; Question 733: Which of the following should an IS auditor review to determ...; Question 734: Validated digital signatures in an e-mail software applicati...; Question 735: Any changes in systems assets, such as replacement of hardwa...; Question 736: An IS auditor is using a statistical sample to inventory the...; Question 737: Which of the following statement INCORRECTLY describes devic...; Question 738: Which of the following devices extends the network and has t...; Question 739: Which type of major BCP test only requires representatives f...; Question 740: Receiving an EDI transaction and passing it through the comm...; Question 741: A transaction journal provides the information necessary for...; Question 742: An installed Ethernet cable run in an unshielded twisted pai...; Question 743: What is used to develop strategically important systems fast...; Question 744: The BEST overall quantitative measure of the performance of ...; Question 745: Which of the following could lead to an unintentional loss o...; Question 746: An IS auditor reviewing digital rights management (DRM) appl...; Question 747: What type of risk is associated with authorized program exit...; Question 748: In auditing a web server, an IS auditor should be concerned ...; Question 749: Over the long term, which of the following has the greatest ...; Question 750: Which of the following is of greatest concern when performin...

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