INTRO TO CRYPTOGRAPHY WGU C839 MODULE 4 QUESTIONS AND ANSWERS WITH SOLUTIONS 2025

These are usually the encryption of a message digest with the senders private key. In order to verify them, the recipient uses the senders public key. They are considered good if they provide the following. Authentication Integrity Non-repudiation - ANSWER Digital Signature It is a digital document that contains a public key and some information to allow your system to verify where they key came from. This is the most common way to distribute pubic keys in asymmetric cryptography. - ANSWER Digital Certificate uses asymmetric key pairs and combines software, encryption and services to provide a means of protecting the security of business communications and transactions. - ANSWER PKI (Public Key Infrastructure) They are in place by the RSA to ensure uniform certificate management throughout the internet - ANSWER PKCS (Public Key Cryptography Standards) A certificate is a digital representation of information that identifies you as a relevant entity by a? - ANSWER Trusted Third Party (TTP) This is an entity trusted by one or more users to manage certificates - ANSWER CA (Certificate Authority) Used to take the burden off of a CA by handling verification prior to certificates being issues. They act as a proxy between user and CA. They receive requests, authenticate them and forward them to the CA - ANSWER RA (Registration Authority) is a