April 2023
Beginner to intermediate
396 pages
8h 23m
Korean
Content preview from 자바 개발자를 위한 데브옵스 툴
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367
10
장
지속적 배포 패턴과 안티패턴
광범위한 칩셋 취약점
애플리케이션과 운영체제 수준에서 보안 취약점을 관리한다 해도 위협은 끝나지 않는다. 칩셋
과 하드웨어 수준에서 발생하는 취약점은 또 다른 차원에서 영향력을 발휘한다. 최근 들어 가
장 널리 알려진 사례는 구글이 발견하고 공개한 멜트다운
Meltdown
과 스펙터
Spectre
결함
9
이다.
이들은 클라우드 워크로드에서 모바일 디바이스에 이르기까지 우리가 사용하는 모든 하드웨어
플랫폼에 내재된 근원적 결함이었기에, 발견자들은 이를 대재앙
catastrophic
이라 표현하기에 망설
임이 없었다. 두 결함의 근본 원리는 같다.
CPU
의 예측 실행과 캐싱 기능의 상호작용 속에 존
재하는 취약점을 악용해 보호 영역에 있는 데이터에 접근한다.
멜트다운을 이용한 악성 프로그램은 아무런 제약 없이 시스템의 모든 데이터와 관리자 프로세
스에 접근할 수 있다. 공격 프로그램에 대한 지식이 없어도 아무 문제 없이 사용할 수 있지만,
그만큼 운영체제 수준에서 패치하기도 쉽다.
멜트다운 취약점이 발표되자 리눅스, 윈도우, 맥
OS
X
최신 버전에 멜트다운 대응 보안 패치
가 추가되었다. 일부 성능 손실을 감내한 패치였다.
2018
년
10
월 인텔은 최신 칩
10
(커피 레이
크 리프레시, 캐스케이드 레이크, 위스키 레이크 등
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and much more.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.