A company hires a cybersecurity consultant to perform penetration tests. The consultant is working with the company to set up communication procedures. Which two protocols should be considered for exchanging emails securely? (Choose two.)

Pretty Good Privacy (PGP) keys or Secure/Multipurpose Internet Mail Extensions (S/MIME) keys can enforce email security by encrypting email exchanges. Secure Copy Protocol (SCP) or Secure File Transfer Protocol (SFTP) can transfer files securely over the network. HTTPS provides secure communication between web browsers and web servers.