Cryptography encryption - Study guides, Class notes & Summaries

WGU C839 Pre- Assessment V1 (Latest 2024/ 2025 Update) Introduction to Cryptography| Qs & As| Grade A| 100% Correct (Verified Answers) Q: What is the result of a hash function? Answer: Digest Q: What is used to efficiently encrypt *large files?* Answer: Symmetric encryption Q: An administrator needs to encrypt the following word with the Atbash cipher: *security* Which ciphertext is correct? Answer: hvxfirgb Remember this is a Mono-Alphabet Substituti...

Certified Encryption Specialist Practice Questions and Answers Latest Graded A+. The most widely used asymmetric encryption algorithm is what? +Caesar Cipher +Vigenere +RSA +DES - Answer RSA The RSA encryption algorithm is one of the most widely used public key encryption algorithms that have ever been invented. It was created by the three scientists Ronald Rivest, Adi Shamir, and Leonard Adleman in 1977, and today it is increasingly being used in the network area. Original, unencrypte...

CTNC Exam Questions & Answers 2024/2025 allows you to maintain confidentiality of data by converting plain text information into cipher text - ANSWERSEncryption Method of cryptography that involves substituting one character for another. - ANSWERSSubstitution Cipher Method of cryptography that involves substituting one character for another. - ANSWERSTransposition Cipher used to maintain the integrity of the information. goal is to prove that the information has not been altered - ...

BCS Cryptography & Encryption UPDATED ACTUAL Exam Questions and CORRECT Answers What is the protocol suite that employs the following three protocols? a) Authentication Headers (AH). b) Encapsulating Security Payload (ESP). c) Security Associations (SAs). - CORRECT ANSWER- IPsec

WGU C839 Pre- Assessment V1 (Latest 2024/ 2025 Update) Introduction to Cryptography| Qs & As| Grade A| 100% Correct (Verified Answers) Q: Employee A created a secret key and wants to send it to Employee B without any coworkers being able to decrypt the message.Which key needs to encrypt the message? Answer: Employee B's public key Q: Which type of cipher is ChaCha? Answer: stream Q: What is the key size for RC4 with WEP? Answer: 40 bits Q: Which sym...

Certified Encryption Specialist Practice Questions and Answers Latest . What type of encryption uses different keys to encrypt and decrypt the message? +Secure +Asymmetric +Private key +Symmetric - Answer Asymmetric Asymmetric cryptography, also known as public key cryptography, uses public and private keys to encrypt and decrypt data. The most widely used asymmetric encryption algorithm is what? +Caesar Cipher +Vigenere +RSA +DES - Answer RSA The RSA encryption algorithm is one of t...

Which of the following phases of a system development life-cycle is most concerned with authenticating users and processes to ensure appropriate access control decisions? - Operation and maintenance What is the effective key size of DES? - 56 bit What are two types of ciphers? - Transposition and substitution When block chaining cryptography is used, what type of code is calculated and appended to the data to ensure authenticity? - Message authentication code Which of the following is the ...

WGU C839V5/D334 ADDITIONAL PRACTICE QUESTIONS AND ANSWERS VERIFIED 100% The hash value in bits for MD5 is ____. A. 128 B. 160 C. 256 Ans- 128 Hashing involves taking a _____ length input and producing a _____ length output (message digest). A. fixed; fixed B. variable; fixed C. fixed; variable Ans- variable; fixed The hash value in bits for SHA-1 is ____. A. 128 B. 160 C. 256 Ans- 160 The hash value in bits for MD4 is ____. A. 128 B. 160 C. 256 Ans- 128 ...

Which of the following phases of a system development life-cycle is most concerned with authenticating users and processes to ensure appropriate access control decisions? The Answer Is :- Operation and maintenance What is the effective key size of DES? The Answer Is :- 56 bit What are two types of ciphers? The Answer Is :- Transposition and substitution When block chaining cryptography is used, what type of code is calculated and appended to the data to ensure authenticity? The Answer Is :...

Cryptography correct answers Transmitting messages and transactions securely against third party adversaires When we want to make a secure transactions, following has to occur(4) correct answers 1) message comes from right sender 2)1) message comes from right sender is not read by anyone else 3) Message is not altered 4) message is delivered to the right receiver Hashing correct answers -form of cryptography, used for checksum -transforms any text to an arbitrary length -use...