QUESTION 9 This ensures that a company's data and systems cannot be directly accessed by an external source. MAC-I DMZ IPSec QUESTION 10 Which of the following stat&ments about digital signatures are true? (Select 2) Only the recipient with the symmetric key can verify the sender The hash is encrypted using a private key Digital signatures can provide non-repudiation. The data is encrypted using a public key. Anyone with the public key can decrypt the data