CompTIA Security+ Blog

Study tips, practice questions, exam day advice, and study plans for the SY0-701 exam.

Practice Questions

100 Free CompTIA Security+ Practice Questions for the SY0-701 Exam

100 free CompTIA Security+ SY0-701 practice questions with detailed explanations. Test your knowledge across all 5 exam domains, including PBQs, multiple choice, and scenario-based questions.

2026-06-29·15 min

Exam Tips

Security+ Exam Day Checklist: What to Bring, What to Expect, and How to Pass

Complete CompTIA Security+ exam day checklist. Learn what to bring to the testing center, what to expect during the exam, how to manage your time, and last-minute tips to pass on your first try.

2026-06-29·8 min

Study Plan

How I Passed CompTIA Security+ in 30 Days: Day-by-Day Study Plan

How to pass CompTIA Security+ in 30 days. Complete day-by-day study plan covering all 5 domains, recommended study resources, practice test strategy, and proven tips to pass on your first try.

2026-06-29·12 min

Cheat Sheet

Complete CompTIA Security+ Cheat Sheet: Acronyms, Ports, and Key Concepts

Complete CompTIA Security+ SY0-701 cheat sheet. All acronyms, port numbers, key formulas (SLE, ALE, ARO, RTO, RPO), firewall types, encryption algorithms, and exam tips organized by domain.

2026-06-29·20 min

Study Guide

Security+ Port Numbers Cheat Sheet: Every Port and Protocol for the SY0-701

Complete Security+ port numbers cheat sheet. All required ports for SY0-701 grouped by category, with memory tricks, protocol descriptions, and practice quiz questions.

2026-06-29·10 min

Exam Tips

5 Common Security+ Exam Mistakes That Cause People to Fail (and How to Avoid Them)

5 common CompTIA Security+ exam mistakes that cause people to fail. Learn how to avoid misreading questions, neglecting PBQs, poor time management, memorizing without understanding, and ignoring weak domains.

2026-06-29·8 min

Practice Questions

Top 50 Security+ PBQ Examples: Performance-Based Question Practice

50 CompTIA Security+ PBQ examples with solutions. Practice performance-based questions on firewall ACLs, log analysis, incident response ordering, network diagram security, and certificate configuration.

2026-06-29·25 min

Career Guide

CompTIA Security+ Certification Roadmap: From A+ to CASP+

Complete CompTIA certification roadmap from A+ to CASP+. Learn the recommended order, which certifications to take after Security+, career paths for each certification level, and salary expectations.

2026-06-29·10 min

Study Guide

Security+ Exam Domains Explained: What's on the SY0-701 and How to Study Each One

CompTIA Security+ SY0-701 exam domains explained. Domain weights, objectives covered, study tips for each domain, and how to allocate your study time across all 5 domains.

2026-06-29·10 min

Security Concepts

Zero Trust Architecture Explained: A Practical Guide to 'Never Trust, Always Verify'

Zero Trust Architecture explained simply. Learn the 'never trust, always verify' principle, how microsegmentation works, the control plane vs data plane distinction, and how to implement Zero Trust.

2026-06-29·8 min

Security Concepts

Incident Response Lifecycle: A Step-by-Step Guide to the NIST 800-61 Process

Incident response lifecycle explained step by step. Learn the NIST 800-61 four phases: Preparation, Detection & Analysis, Containment/Eradication/Recovery, and Post-Incident Activity. Includes real-world examples.

2026-06-29·10 min

Security Concepts

CIA Triad Real-World Examples: How Confidentiality, Integrity, and Availability Play Out

Real-world examples of the CIA Triad in action. Learn how confidentiality, integrity, and availability apply to real security incidents, with practical examples from healthcare, finance, and e-commerce.

2026-06-29·8 min

Security Concepts

Firewall Types Explained: The Difference Between WAF, NGFW, UTM, and Packet Filters

Firewall types explained simply. Compare packet filter vs stateful vs NGFW vs WAF vs UTM firewalls. Learn how each works, what layer they operate at, and when to deploy each type.

2026-06-29·8 min

Study Guide

Every CompTIA Security+ Acronym Explained: The Complete SY0-701 Glossary

Complete CompTIA Security+ acronym glossary. Every SY0-701 acronym explained with definitions organized by domain. Perfect for last-minute review and flashcard creation.

2026-06-29·15 min

Security Concepts

Malware Types Explained: Virus vs Worm vs Trojan vs Ransomware vs Rootkit

All malware types explained for the Security+ exam. Compare viruses, worms, trojans, ransomware, rootkits, botnets, spyware, and fileless malware with real-world examples.

2026-06-29·10 min

Security Concepts

PKI Explained: A Complete Guide to Public Key Infrastructure

PKI explained simply. How Public Key Infrastructure works, Certificate Authority hierarchy, digital certificates (X.509), CRL vs OCSP, certificate chaining, and how PKI secures the internet.

2026-06-29·10 min

Security Concepts

Authentication vs Authorization: Understanding the Critical Difference

Authentication vs authorization explained simply. Learn the difference between verifying identity and determining access, with real-world examples, common protocols, and how they work together in the AAA framework.

2026-06-29·8 min

Study Guide

Risk Management Guide for CompTIA Security+: A Complete Walkthrough

Complete risk management guide for CompTIA Security+. Learn qualitative vs quantitative risk analysis, SLE/ALE/ARO formulas, Business Impact Analysis, risk mitigation strategies, and how to create a risk register.

2026-06-29·10 min

Security Concepts

Cloud Security Basics: Understanding IaaS, PaaS, SaaS, and Who's Responsible for What

Cloud security basics explained. Learn IaaS vs PaaS vs SaaS, the shared responsibility model, public vs private vs hybrid cloud, and cloud security controls like CASB, CSPM, and encryption.

2026-06-29·8 min

Security Concepts

Social Engineering Attacks: How Attackers Manipulate Humans — and How to Stop Them

Social engineering attacks explained: phishing, spear phishing, whaling, vishing, smishing, pretexting, tailgating, shoulder surfing, dumpster diving, baiting, and quid pro quo. Prevention strategies included.

2026-06-29·10 min