entropy

리눅스 시스템에서 암호화 및 보안 기능을 위한 난수를 생성하는 데 사용된다.

• https://lwn.net/Articles/261804
• https://major.io/p/check-available-entropy-in-linux/
• https://www.baeldung.com/linux/entropy-pool-rngd
• https://stackoverflow.com/questions/19981189/how-does-the-kernel-entropy-pool-work
• https://effectivemadness.github.io/posts/linux-entropy/