Title: Explain secure protocols and their use cases.
Course: Cybersecurity Network Systems (10108) > Section: Exploring Technologies and Tools

Explanation may include the following:

- Protocols
  - DNS Security Extensions (DNSSEC)
  - Secure Shell (SSH)
  - Secure/Multipurpose Internet Mail Extensions (S/MIME)
  - Secure Real-Time Transport Protocol (SRTP)
  - Lightweight Directory Access Protocol (LDAP)
  - File Transfer Protocol with SSL (FTPS)
  - Secured File Transfer Protocol (SFTP)
  - Simple Network Management Protocol, version 3 (SNMPv3)
  - SSL/TLS
  - Hypertext Transfer Protocol over SSL/TLS (HTTPS)
  - Secure Post Office Protocol/Internet Message Access Protocol (POP / IMAP)

- Use cases
  - Voice and video
  - Time synchronization
  - Email
  - Web
  - File transfer
  - Directory services
  - Remote access
  - Domain name resolution
  - Routing and switching
  - Network address allocation
  - Subscription services

Note: Be sure to look for newest protocols and implementations.

Process/Skill Questions:

- What protocols are used to secure file transfers?
- What protocols are used to secure email?
- How can DNS be secured?