30 kang thiau-chiàn CompTIA Security SY0—701

兩个基本的安全觀念：

Nn̄g ê ki-pún ê an-choân koan-liām:

1. Confidentiality, Integrity, Available (CIA)
2. Authentication, Authorization, Accounting (AAA)

1. Confidentiality, Integrity, Available (CIA)

mā-sī CIA Triad

Confidentiality:

資訊 kan-na 授權的人會用得提取 lih。
Encryption, access control, authentication 來維持 confidentiality°

Integrity:

資料佇伊 ê 性命週期 sī accurate, consistent, trustworthy。
用 hashing, checksum, digital signature 來保證 data integrity。

Available:

授權 ê 使用者需要 ê sî-chūn 會用得提取 information 佮 resource。
Redundancy, failover solutions, regular backups 來維持 available。