CompTIA Security+ Certification SY0-601: The Total Course - Understanding Digital Certificates

What is a potential issue when using public key encryption for secure connections?

• The public key can be easily lost.

• The encryption process is too slow.

• The private key can be shared with everyone.

• There might be uncertainty about the authenticity of the public key.

How can a digital signature verify the authenticity of a message?

• By matching the hash of the message with the sender's hash.

• By using a password to secure the message.

• By encrypting the message with a public key.

• By sending the message through a secure email.

What is the purpose of a digital signature in a digital certificate?

• To encrypt the entire document.

• To ensure the document is readable.

• To verify the identity of the sender.

• To provide a backup of the document.

Why is a third-party digital signature important in a digital certificate?

• It reduces the size of the certificate.

• It provides an additional layer of trust.

• It allows for multiple users to access the certificate.

• It speeds up the encryption process.

What is a digital certificate primarily used for?

• To pass out public keys with additional verification.

• To store passwords securely.

• To encrypt large files quickly.

• To create backups of important data.

In what scenario might a self-signed certificate be used?

• For securing online transactions with customers.

• For encrypting emails sent to clients.

• For public websites accessible to everyone.

• For internal servers within a private network.

What is a key challenge when using self-signed certificates?

• They require a third-party verification.

• They are difficult to generate.

• They are expensive to create.

• They may not be trusted by external users.