WIP

README.md

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 ## Online Books
 
-- [CompTIA Security+ All-in-One Exam Guide, Fifth Edition](https://keyhannet.com/wp-content/uploads/2018/11/Wm.-Arthur-Conklin_-Gregory-White-CompTIA-Security-All-in-One-Exam-Guide-Exam-SY0-501-2017-McGraw-Hill.pdf) (PDF), by Conklin, White, Cothren, David, and Williams
+- CompTIA Security+ All-in-One Exam Guide, Fifth Edition ([PDF](https://keyhannet.com/wp-content/uploads/2018/11/Wm.-Arthur-Conklin_-Gregory-White-CompTIA-Security-All-in-One-Exam-Guide-Exam-SY0-501-2017-McGraw-Hill.pdf), [Kindle](https://www.amazon.com/CompTIA-Security-Guide-Fifth-SY0-501-ebook-dp-B07893H98L/dp/B07893H98L/ref=mt_other?_encoding=UTF8&me=&qid=1594008009)), by Conklin, White, Cothren, David, and Williams
 
 ## Exam Objectives ([PDF](https://www.comptia.jp/pdf/Security%2B%20SY0-501%20Exam%20Objectives.pdf))