SY0-401-C1-Mastering Security Basics Notes

• Confidentiality – Prevents unauthorized disclosure of data. Steganography provides this by hiding data within data.
• Encryption – scramble data to make it unreadable
• Access Controls – Identification, Authentication, Authorization combined provide access controls help ensure only authorized personnel can access the data.
• Identification – Users claim identity with unique user name
• Authentication – Users prove their identity with authentication.
• Authorization – Grant or restrict access to resources based on user permissions.
• Security Triad – Confidentiality, Integrity, Availability

***TEST*** Get Certified Get Ahead, Darril GIbson

1. Which of the following statements regarding DNS are true? (Choose two.)

 It resolves NetBIOS computer names to IP addresses.

 Client-to-server queries use TCP port 53.

 Client-to-server queries use TCP port 53.

 Given an IP address, DNS can return an FQDN.

 Loading …

Question 1 of 1

Remember this – Confidentiality ensures that data is only viewable by authorized users. The best way to do this is by encrypting. PII, DB data , mobile data. Access controls help protect confidentiality by restricting access. Steganography example: Hiding text files within image files.