Security fundamentals — Cisco Certified Network Associate (CCNA)

The official CISCO documentation our Security fundamentals practice questions are cited to. Review the primary sources, then practise.

Official references for this objective

Cisco — https://www.cisco.com/site/us/en/products/security/secure-access/index.html

ZTNA leverages least-privilege principles, contextual insights, and client or clientless-based methods to deny access by default and allow access to apps when granted.
Cisco — https://www.cisco.com/site/us/en/products/security/secure-email/index.html

Defend every critical attack vector–email, web traffic, and user credentials–in one easy step.
Cisco — https://www.cisco.com/site/us/en/solutions/secure-access-service-edge-sase/index.html

leveraging one powerful platform for Cisco SD-WAN, SWG, ZTNA, DNS-layer security, CASB, and more
Cisco — https://www.cisco.com/site/us/en/solutions/security/zero-trust-access/index.html

Use phishing-resistant multi-factor authentication (MFA) on all apps—legacy and modern ones—in a way that frustrates attackers and not users.