Digital certificate. Certificates serve as proof of identity of an individual for a certain purpose; for example, a driver's license identifies someone who can legally drive in a particular country. Authentication – They authenticate the source of messages. A digital signature is a technique to validate the legitimacy of a digital message or a document. The process of automatically switching from a malfunctioning system to another system is called what? 4. Ans: C Remote Login. Like written signatures, digital signatures provide authentication of the associated input or messages. A. conventional; digital B. digital; digital C. either (a) or (b) D. neither (a) nor (b) 2. View Answer Answer: Digital certificates 51 The information Technology Act [IT ACT] came into effect on A 16th November 2000 . Which of the following BEST describes this type of malware? Signature verifying algorithm Digital Signature: Digital signature is a code produced mathematically which is attached to a file while sending the file or a document electronically. RECEIVER. A. Signature of a person holds a very significant place in the field of law as well as while carrying out transactions. D. Digital Signature. Digital signature is prepared with mathematical code. Sara, a user, downloads a keygen to install pirated software. eCommerce MCQ Questions and answers with easy and logical explanations. Option: [D] A Digital signature . Signer feeds data to the has… The process of automatically switching from a malfunctioning system to another system is called what? He reports that there were no proble... Sara, a user, downloads a keygen to install pirated software. D. Authentication. Operating System and Application Security, Security and Vulnerability in the Network. Similarly, digital signature is a way of authenticating a digital data coming from a trusted source. Digital signature provides A. authentication B. nonrepudiation C. both (a) and (b) D. neither (a) nor (b) 3. Explanation: The key generation algorithm selects private key randomly from a set of possible private keys. They help prove who signed a document, the time they signed, and the validity of the credentials. Explanation: Integrity ensures that the message is real, accurate and safeguards from unauthorized user modification during the transmission. Digital signature envelope is decrypted by using _____. C. Signing algorithm D It is the scanned image of one’s signature. B. Non-repudiation _____ will ensure the merchant and their payment information. A signature is a symbolic and essential representation of one’s identity. Each person adopting this scheme has a public-private key pair. This section focuses on "Digital Signature" in Cyber Security. 2. (C) Public Key Encryption. A. Caesar … Practice these MCQ questions and answers for preparation of various competitive and entrance exams. a. merchant private key. Under t… D. Invisible Digital Signature. Cryptography and Network Security MCQ Set-I. As mentioned earlier, the digital signature scheme is based on public key cryptography. Ans: D Software to recognize signature Q.16 Telnet is a (A) Network of Telephones (B) Television Network (C) Remote Login (D) Remote Login. What is a digital signature? b. payment’s private key. Approval Signatures Key generation algorithm eCommerce MCQ is important for exams like Campus interview, IT department exam. Fail safe b. Redundancy c. ... How can information be gathered from encrypted network traffic? Due to the multiple benefits it brings and the level of security it offers, the digital signature has been adopted by numerous organisations in the public and private sectors, and in industries as diverse as financial, healthcare or legal. C It is created by encrypting information. If the digital signature itself is encrypted, then it provides confidentiality. ... Digital signature is a. This signature appears on a document in the same way as signatures are signed on a physical document. 7. Signature verifying algorithm In a bridge trust model, a ______ to ______ relationship exists between the root CAs. Digital signatures rely on a secret, either a secret passphrase, or, more commonly, a secret file. This section focuses on "Data Security" in Cyber Security. Which of the following is not a type of digital signature? 11. These Multiple Choice Questions (MCQ) should be practiced to improve the Cyber Security skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. Key Generation Algorithms: Digital signature are electronic signatures, which assures that the message was sent by a particular sender. After running the keygen, system performance is extremely slow and numerous antivirus alerts are displayed. B Digital certificates. A. FDMA B. TDMA C. NSH D. SA. Since the ownershipof a digital certificate is bound to a specific user, the signature shows that the user sent it. 10. 6. Which signatures include details such as an image of our physical signature, location, date, and official seal? B 15th December 2000. Answer: B. Multiple Choice Questions: 1. This article is about the Digital Signature Algorithm.In this article, we will briefly study the basic DSA and its steps of encryption and decryption aim to capture.We will cover the types of messages in the Digital Signature Algorithm. However, what kind of organisations use a digital signature? A digital signature is the detail of an electronic document that is used to identify the person that transmits data. LDAP is an example of which of the following? D. Invisible Digital Signature. Which algorithm algorithm provides the private key and its corresponding public key? a. As we have studied, signature is a way of authenticating the data coming from a trusted individual. A _____ signature signature is a separate entity. However... How are EAP and RADIUS related in terms of functionality? C. Visible Digital Signature It ensures that the document is send by an authorized sender. Which type of authorization provides no mechanism for unique logon identification? 4. A. Examples of physical certificates are drivers' licenses, passports or membership cards. These Multiple Choice Questions (MCQ) should be practiced to improve the Cyber Security skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. Certified Signatures C SSL . B. The Certifying Authority empowered to issue a Digital Signature Certificate shall have to procure a license from the _____ to issue Digital Signature Certificates. Approval Signatures How are EAP and RADIUS related in terms of functionality? When a person signs a particular document, it means that such a person has read the whole document carefully, has verified the facts and is aware of the contents of the document and therefore is giving his assent to the best of his knowledge. This refers to news reports, articles, interviews, stories, etc., that are printed in newspapers, magazines and books for a wide audience to read. Anonymous b. Kerberos c. TACACS d. TACACS+ ... A mobile user calls you from the road and informs you that his laptop is exhibiting erratic behavior. A. authenticity The things Carried out by means of electronic data interchange, and other means of electronic communication is commonly referred to as ... 10. Which type of authorization provides no mechanism for unique logon identification? But for digital signatures by themselves, they do not provide confidentiality. The most popular usage of is signing the PDF file for Tax Returns, MCA and other websites. Digital Signature Network Security Mobile Security Cyber Security Quiz Cyber Security Tutorials. Digital signatures provide authenticity, nonrepudiation, and integrity. D none of these. _____________ is a process which verifies the identity of a user who wants to access the system. EncryptEncrypt DSC can only be used to encrypt a document, it is popularly used in the tender portal, to help companies encrypt the documents and upload. Answer & Explanation. A digital signature is a seemingly random pattern of characters, which typically looks something like this: — this is a signed document — James A. Donald 6YeGpsZR+nOTh/cGwvITnSR3TdzclVpR0+pr3YYQdkG W… The private key used for signing is referred to as the signature key and the public key as the verification key. B. Non-Certified Signatures Parent, child b. A valid digital signature provides the surety to the recipient that the message was generated by a known sender, such that the sender cannot deny having sent the message. Commerce provides you all type of quantitative and competitive aptitude mcq questions with easy and logical explanations. Explanation: The visible digital signature allows a user to sign a single document digitally. Which signature allows a user to sign a single document digitally? Any action that compromises the security of information owned by an organization is called_____. Information transmitted during an SSL session cannot be viewed. C. Integrity The signature is encrypted by sender's private key. The model of digital signature scheme is depicted in the following illustration − The following points explain the entire process in detail − 1. A _________ produces a signature for the document. A. Authentication 3. A directory of Objective Type Questions covering all the Computer Science subjects. To create a digital signature, an email program or any other signing software creates a one-way hash of the electronic data to be signed. Generally, the key pairs used for encryption/decryption and signing/verifying are different. B. Digital signature means authentication of any electronic record by a subscriber by means of an electronic method or procedure in accordance with the provision of Section 3, IT Act, 2000. B. integrity MCQ of Cryptography. This is the MCQ in Network Security from the book Data Communications and Networking by Behrouz A. Forouzan. Integrity – Sometimes, the sender and receiver of a message ne… Here, we have a set of multiple-choice questions and answers (quiz) on cryptography basics (basic concepts of cryptography techniques). 47. AES algorithm uses _____ for encryption and decryption. However, if a signature is only verifiable with the aid of a signer, a dishonest signer may refuse to authenticate a genuine document. A certificate-based digital signature (often just called a digital signature) is a specific type of e-signature. D. None of the above. Q.15 Digital Signature is (A) Scanned Signature on Computer (B) Code number of the sender. Bell C. Biba D. La Padula. Digital Signature. Explanation: Authentication is a process which verifies the identity of a user who wants to access the system. Signing via DSC gives the assurance of not only the integrity of the signer but also the data. C. Visible Digital Signature c. payment public key. Explanation: A digital signature is a mathematical technique which validates the authenticity, non-repudiation and integrity of a message, software or digital documents. Answer: RADIUS is an AAA server that uses EAP for authentication. b. A digital signature is required (i) to tie an electronic message to the sender’s identity (ii)for non repudiation of communication by a sender (iii) to prove that a message was sent by the sender in a court of law (iv) in all e-mail transactions 8. Which of the following terms describes a program that enters a system disguised in another program? Digital Signature Certificates (DSC) are the digital equivalent (that is electronic format) of physical or paper certificates. STEP 4. The laws of each country regulate its use. C 17th October 2000 . Which one of the following statement is not correct for Digital signature? 45. D. None of the above. Which signature contains the name of the document signer and the certificate issuer? Typical e-signature solutions use common electronic authentication methods to verify signer identity, such as an email address, a corporate ID, or a phone PIN. 2. Further, digital signatures authenticate the source of messages like an electronic mail or a contract in electronicform. A. It is proof of untampered and unaltered data. MCQ on Cryptography and Network Security with Answers, Multiple Choice Questions are available for IT examination preparation. 2. Explanation: A signing algorithm produces a signature for the document. _____ is a weakness in the security system. Explanation: Non-Certified Signatures is not a type of digital signature. Explanation: The approval signatures to include details such as an image of our physical signature, location, date, and official seal. a. In a bridge trust model, a ______ to ______ relationship exists between the root CAs. 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