CompTIA Security+ Get Certified Get Ahead is a beginner cyber security book for people looking to learn the basics of cybersecurity and build their skills gradually. The book is also recommended for anyone preparing for the SY0-501 exam. While the book does not cover all exam objectives for the exam, answers to most of the basics are provided. This is an update to the SYO-201, SYO-301, and SYO-401 guides, which assisted many readers waiting to take the exam.