What are the most important tools and technologies for safeguarding information resources?

• Name and describe three authentication methods.

• Describe the roles of firewalls, intrusion detection systems, and antivirus software in promoting security.

• Explain how encryption protects information.

• Describe the role of encryption and digital certificates in a public key infrastructure.

• Distinguish between disaster recovery planning and business continuity planning.

• Identify and describe the security problems cloud computing poses.

• Explain the actions companies should take to secure mobile platforms.