Chapter 20
Security Tools
This chapter covers the following exam topics:
6. Security
6.1. Describe how firewalls operate to filter traffic.
Firewalls (blocked ports and protocols); rules deny or permit access
6.2. Describe foundational security concepts.
Confidentiality, integrity, and availability (CIA); authentication, authorization, and accounting (AAA); Multifactor Authentication (MFA); encryption, certificates, and password complexity; identity stores/databases (Active Directory); threats and vulnerabilities; spam, phishing, malware, and denial of service
Chapter 19, “Attacks and Threats,” introduced a lot of terminology and attacks but did not describe how engineers can defend their networks against those attacks. In other words, ...
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