Cryptography final exam - Study guides, Class notes & Summaries

Which encryption standard uses the same key to encrypt and decrypt messages? - Symmetric - Asymmetric - Rivest-Shamir-Adleman (RSA) - Digital Signature Algorithm (DSA) - ANSWER - Symmetric *Which algorithm is designated as Type 2 product by the National Security Agency (NSA)? - Pegasus - Secure Hash Algorithm - Skipjack - Data Encryption Standard (DES) - ANSWER - Skipjack What is the most commonly used format for certificates? - SHA-2 - X.509 v1 - X.509 v3 - SHA-2 - ANSWE...

Cryptography Final Exam Study Guide Test Questions with Complete Solution The ______________ is the message after decryptionplaintext What type of cipher is the Vigenere cipher?polyalphabetic What is the decryption of bsujqsyodysw by use of Vigenere cipher with the key "USF?"happynewyear In Vernam cipher, its pad must be used just one time.true What is the encryption of HAPPYNEWYEAR by use of Caesar cipher with its encryption key 10?rkzzixogiokb Vigenere cipher overcomes the probl...

The ______________ is the message after decryption - ANSWER - plaintext What type of cipher is the Vigenere cipher? - ANSWER - polyalphabetic What is the decryption of bsujqsyodysw by use of Vigenere cipher with the key "USF?" - ANSWER - happynewyear In Vernam cipher, its pad must be used just one time. - ANSWER - true What is the encryption of HAPPYNEWYEAR by use of Caesar cipher with its encryption key 10? - ANSWER - rkzzixogiokb Vigenere cipher overcomes the problem of a smal...

Cryptography Final Exam (2023)- Complete Questions & Answers (Graded 100%) Cryptography Final Exam (2023)- Complete Questions & Answers (Graded 100%) Which encryption standard uses the same key to encrypt and decrypt messages? - Symmetric - Asymmetric - Rivest-Shamir-Adleman (RSA) - Digital Signature Algorithm (DSA) - ANSWER - Symmetric *Which algorithm is designated as Type 2 product by the National Security Agency (NSA)? - Pegasus - Secure Hash Algorithm - Skipjack - Data En...

cryptology - ANSWER - science concerned with data communication and storage in secure and usually secret form. It encompasses both cryptography and cryptanalysis. cryptography - ANSWER - is the practice and study of techniques for secure communication in the presence of adversarial behavior cryptanalysis - ANSWER - The process of decrypting a message without knowing the cipher or key used to encrypt it. steganography - ANSWER - A field within cryptography; uses images to hide data. c...

WGU 50 Cryptography FINAL EXAM QUESTION LUKE TITMan | Latest 2024/25 | Rated A+

What is Kerberos? - For authentication of users and services on distributed systems What are the 3 servers involved in Kerberos and what do they provide to the user? - KAS - issues a TGT to help communicate with TGS TGS - issues a ST to help log into remote server Server- C can login to S using an account on KAS What does WEP provide? - Login authentication, message confidentiality/integrity/authentication for 802.11 WEP Login Process - - AP sends 128-bit challenge in plaintext - Client ...

Cryptography Final Exam (2023)- Complete Questions & Answers (Graded A+) Cryptography Final Exam (2023)- Complete Questions & Answers (Graded A+) cryptology - ANSWER - science concerned with data communication and storage in secure and usually secret form. It encompasses both cryptography and cryptanalysis. cryptography - ANSWER - is the practice and study of techniques for secure communication in the presence of adversarial behavior cryptanalysis - ANSWER - The process of decrypting a...

What security services does cryptography provide? What security services does cryptography not provide? - ANSWER - Provides: Confidentiality Integrity Authentication Non Repudiation Does Not Provide: 1. Access Control Data confidentiality: How to achieve data confidentiality? How to protect the confidentiality of bulk data (say 1 Giga bytes)? - ANSWER - Encryption What does Kerckhoffs' assumption/principle tell us? Why is it important? - ANSWER - "a cryptosystem should be s...