StudyToCert

All certifications / SecurityX / Lessons

CompTIA SecurityX CAS-005 · Domain 3: Security engineering

Hardware security: TPM, HSM, secure boot, measured boot, secure enclaves and firmware integrity

▶ Watch the overview video

Last reviewed September 25, 2026 · Leer en español

Software controls are only as trustworthy as the hardware and firmware beneath them. If an attacker controls the boot process or firmware, they can hide from the operating system and every security tool running on it. Hardware security features establish a root of trust that the rest of the system builds on.

Free account

Keep reading for free

Create a free StudyToCert account to read the rest of this lesson: 4 more sections, 5 key terms, a real-world example, an exam tip and self-check questions. Every lesson, lab and practice test is free with an account.

Sign up free Log in

Study SecurityX for free
A week-by-week plan with every lesson, quizzes, checkpoint tests, a practice exam and hands-on labs.
Open the SecurityX study plan