Key Takeaways
- Security+ (SY0-701) is the most widely recognized entry-level security certification — required for DoD IAT Level II
- Six domains: General Security Concepts, Threats/Vulnerabilities, Security Architecture, Operations, and Program Management
- Professor Messer + Jason Dion practice exams is the most popular and effective study combo
- Security+ earns $70K-$95K at entry level — significantly more than general IT support
- Federal Security+ roles with clearance pay $100K-$160K+ in the DC Metro market
Security+ Is the Industry's Entry Pass to Cybersecurity
CompTIA Security+ is the most widely taken entry-level cybersecurity certification. Over 700,000 people hold it globally. It validates that you understand the threats, defenses, tools, and procedures that every security professional needs to know — without requiring years of experience to earn.
Three things make Security+ uniquely valuable: it's vendor-neutral (applies to any organization's environment), it satisfies the Department of Defense's baseline security certification requirement (DoD 8570/8140 IAT Level II), and it's the starting point for every major security career path — SOC analyst, penetration tester, security architect, GRC analyst.
Released November 2023 | 90 minutes | Up to 90 questions | Passing score: 750/900 | Cost: ~$370 | Delivery: Pearson VUE (in-person or online proctored) | Valid: 3 years
SY0-701 Exam Domains: What Gets Tested
| Domain | Weight | Key Topics |
|---|---|---|
| General Security Concepts | 12% | Security controls, cryptography basics, authentication, PKI, hashing |
| Threats, Vulnerabilities & Mitigations | 22% | Malware types, social engineering, attack types, indicators of compromise |
| Security Architecture | 18% | Network segmentation, zero trust, cloud security, virtualization/containers |
| Security Operations | 28% | IAM, endpoint security, firewall/IDS/IPS, log monitoring, incident response |
| Security Program Management | 20% | Risk management, compliance frameworks, policies, governance, privacy |
Security Operations at 28% is the biggest domain — master this one first. It covers the day-to-day SOC analyst and security engineer work.
Key topics to nail in each domain:
- Malware types — Know ransomware, RAT, rootkit, keylogger, trojan, worm, virus, spyware cold. Exam differentiates between them.
- Social engineering — Phishing, spear phishing, vishing, smishing, pretexting, baiting, tailgating, shoulder surfing
- Cryptography — Symmetric (AES), asymmetric (RSA), hashing (SHA), digital signatures, PKI, TLS
- Authentication factors — Something you know/have/are. MFA, biometrics, hardware tokens
- Incident response phases — Preparation → Identification → Containment → Eradication → Recovery → Lessons Learned
Security+ and DoD 8570/8140
The Department of Defense mandates that IT workers supporting DoD systems hold approved baseline certifications. Security+ satisfies the IAT Level II requirement under DoD 8570/8140 — the most common requirement for cybersecurity roles in defense contracting.
What this means practically: thousands of federal contractor and government cybersecurity positions require Security+ as a minimum baseline. If you want to work in federal IT security — at defense contractors (Booz Allen, CACI, Leidos, SAIC, Northrop Grumman), federal agencies (DoD, DHS, VA, etc.) or government-adjacent organizations — Security+ is mandatory. Without it, you won't even get past HR screening.
Combined with a clearance (even a basic Secret clearance), Security+ in the federal market commands significant salary premiums. The DC Metro area is the highest concentration — $100K-$160K+ for cleared, Security+-certified security analysts and engineers.
Best Study Resources for Security+ SY0-701
Professor Messer (Free) — The best free Security+ course. Updated to SY0-701. Organized by exam objectives. Download his study notes. Buy his practice exam bundles ($15-30) for exam simulation.
Jason Dion on Udemy — Comprehensive course plus the best practice exams. Dion's practice tests are widely regarded as harder than the actual exam — if you can pass Dion's tests consistently, you'll pass Security+. Frequently discounted to $15.
Mike Chapple & David Seidl — CompTIA Security+ Study Guide — The official Sybex study guide. Dense but comprehensive reference material. Good supplement to video courses.
Darril Gibson's Security+ book — More readable than Sybex, good for people who prefer books over video.
Acronym cards — Security+ is notorious for acronyms. Make Anki cards: know what every 3-4 letter abbreviation means. SIEM, SOAR, IAM, PAM, EDR, XDR, ZTA, ZTNA, MFA, PKI, CA, CSP, CVE, CVSS, NIST, SOC, NOC, RTO, RPO, BIA, CIA (confidentiality/integrity/availability).
10-Week Study Plan
| Weeks | Focus | Activities |
|---|---|---|
| 1 | Threats, Vulnerabilities | Malware types, attack vectors, social engineering. Start Anki deck. |
| 2 | General Security Concepts | Cryptography (symmetric/asymmetric/hashing), PKI, authentication methods |
| 3-4 | Security Operations | IAM, endpoint protection, SIEM, firewalls, IDS/IPS, vulnerability scanning |
| 5 | Security Architecture | Network segmentation, zero trust, cloud security (shared responsibility model) |
| 6 | Security Program Management | Risk frameworks (NIST, ISO 27001), compliance, policies, BIA, RTO/RPO |
| 7 | Incident Response Deep Dive | IR phases, digital forensics, log analysis concepts, chain of custody |
| 8 | Full review + first practice exam | Take Dion practice exam 1. Review all wrong answers by domain. |
| 9 | Weak area focused review | Re-study lowest-scoring domains. Take practice exam 2. |
| 10 | Final prep + exam | Practice exams daily, schedule exam, take it. |
Salary and Career Paths
| Role | Salary Range | Notes |
|---|---|---|
| SOC Analyst Tier 1 | $55K-$75K | Entry-level monitoring, alert triage |
| SOC Analyst Tier 2 | $75K-$100K | Investigation, incident response |
| Security Analyst | $70K-$95K | Vulnerability management, risk assessment |
| Security Engineer | $95K-$130K | Architecture, tooling, implementation |
| Federal Security (cleared) | $100K-$160K+ | DC Metro, highest demand with clearance |
What Comes After Security+
- CompTIA CySA+ (CS0-003) — Cybersecurity Analyst. Focuses on threat intelligence, SOC operations, vulnerability management. DoD IAT Level II alongside Security+.
- CompTIA PenTest+ — Penetration testing. Good if you want to go offensive security.
- eJPT / OSCP — Practical penetration testing. eJPT (eLearnSecurity) is entry-level. OSCP is the industry gold standard for pentesters.
- CISSP — Requires 5 years of security experience. The gold standard managerial/architect cert. $130K-$180K+ for CISSP holders.
- AWS Security Specialty — Cloud security focus. Combines well with Security+ for hybrid/cloud security roles.