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WorksheetsCertificate Authority (CA) - Cybersecurity Assessment
Total questions: 12
Worksheet time: 9mins
What is a Certificate Authority (CA)?
A tool for encrypting email
B. A trusted organization that issues digital certificates
A government entity that monitors internet use
A type of browser plugin
Which of the following best describes the CA’s role in HTTPS?
Enforcing browser updates
Blocking malware
Verifying domain/control and issuing SSL/TLS certificates
Caching web pages for faster access
What analogy is used to explain a CA?
A passport authority
A bank vault
An internet firewall
A password manager
Which part does not belong to the standard PKI model?
Root certificate
Intermediate certificate
Browser cache
Server (leaf) certificate
What type of validation indicates the highest level of vetting by a CA?
Domain Validation (DV)
Organization Validation (OV)
Email Validation
Extended Validation (EV)
What does a wildcard SSL/TLS certificate cover?
A single domain
Unlimited subdomains of one domain
A multi-country domain
Multiple domains
Which of the following is a common use case for SSL/TLS certificates?
Establishing secure connections for websites
Securing email communications
Protecting data at rest
Monitoring network traffic
What does the term 'certificate chain' refer to?
A method for encrypting multiple files
A type of digital signature
A sequence of certificates that establishes trust
A backup system for certificates
Which certificate type helps ensure software hasn't been tampered with?
Code Signing certificate
Email Signing certificate
Root certificate
SSL/TLS certificate
What standard do digital certificates issued by public CAs follow?
X.509
ACL
SMTP
DNSSEC
Who decides which root certificates are trusted by a browser?
The website owner
Browser/OS vendors like Microsoft, Mozilla, Apple
The Certificate Authority
Internet service providers
Let’s Encrypt is best known for
Providing free SSL/TLS certificates for HTTPS
Code Signing certificates
Enterprise VPN solutions
