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--- primaryColor: steelblue shuffleQuestions: false shuffleAnswers: true --- ### LSA 1-1: _____ is a process that converts data from one format to another for transmission or storage purposes - [ ] Encryption - [ ] Hashing - [x] Encoding ### LSA 1-2 Which of the following is NOT a type of encoding we discussed? - [ ] ASCII - [x] UTF-12 - [ ] XML - [ ] All options were discussed ### LSA 2-1 Out of the hashing algorithms we discussed, which of the following can possibly lead to a collision? (Choose all that apply) - [ ] SHA2 - [ ] Symmetric - [x] MD5 - [x] SHA1 ### LSA 2-2 "Encryption ensures that only authorized parties can get access to data and recognize the information." - This is best classified as: - [x] Confidentiality - [ ] Data Integrity - [ ] Authentication - [ ] Non-Repudiation ### LSA 3-1 ***(TRUE or FALSE)*** Block ciphers encrypt the digits, or letters of a message one at a time. - [x] False - [ ] True ### LSA 3-2 What is the most widely used symmetric encryption algorithm in the world? - [ ] Blowfish - [ ] Triple Data Encryption Standard - [X] Advanced Encryption Standard - [ ] Two Fish ### LSA 4-1 When using assymetric encryption, whose key is used to encrypt? - [ ] Sender's public key - [X] Reciever's public key - [ ] Sender's private key - [ ] Reciever's private key ### LSA 4-2 By "signing" a digital document with your private key, this provides which of the following? - [ ] Discretion - [X] Authentication - [ ] Integrity - [ ] Confidentiality ### LSA 5-1 ***(TRUE of FALSE)*** TLS is the industry standard for providing secure communications over a computer network. - [x] True - [ ] False ### LSA 5-2 Who initiates the SSL/TLS handshake? - [ ] Server - [ ] Certificate Authority - [ ] Access Point - [x] Client ### LSA 6-1 PGP utilizes which type of encryption? - [ ] Symmetric - [ ] Assymetric - [x] Both Symmetric and Assymetric ### LSA 6-2 If you recieved a digital document that was encrypted using GNU Privacy Guard, what command would you first need to run in order to decrypt the file? - [ ] `gpg --encrypt --recipient recipient@example.com message.txt` - [ ] `gpg --decrypt encrypted_message.txt` - [X] `gpg --import ` - [ ] `pgp --import `