CompTIA Security+ is a globally recognized certification that validates an individual's knowledge and skills in computer security. The SY0-401 exam is a specific version of the Security+ exam that covers various topics, including network security, vulnerabilities, and risk management. Passing this exam demonstrates that you have the necessary skills and knowledge to perform IT security tasks and responsibilities.
As technology advanced, so did the threats. In October 2017, CompTIA released the exam, with a planned retirement for the SY0-401 set for July 2018. The new exam reflected a rapidly shifting landscape, removing a dedicated "Network Security" section to focus more on broader attacks, risk management, and practical tool use. CBT Nuggets - CompTIA Security SY0-401
: Memorizing critical ports (e.g., HTTPS on Port 443, SSH on Port 22) and cryptographic block sizes. As technology advanced, so did the threats