Private key
Course: AP® Cybersecurity Shows up in: Unit 5: Securing Applications and Data
The key in a pair that the owner stores securely and uses to decrypt; if compromised, the key pair must be deleted and replaced.
Appears in the course and exam description (CED): 5.4.A.3
Why it matters in Unit 5
The security of asymmetric encryption rests on it.
Example
The rsa.pem file that never leaves the laptop.
Learn it properly, with a checkpoint 5.4 Asymmetric Cryptography