Which of the following are symmetric encryption algorithms? Select all that apply.
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Review our CompTIA Security+ (SY0-701) preparation plans side by side and choose the plan that best fits your study needs and timeline.
| Plan features | Free practice$0to start | Most popularFull access$7.99per week | 3-month prep$49.99per 3 months | 6-month prep$79.99per 6 months | Financial assistanceReducedjust ask |
|---|---|---|---|---|---|
| Real questions from your exam | Included | Included | Included | Included | Included |
| Full rationale on every answer | Included | Included | Included | Included | Included |
| iPhone, Android, and web | Included | Included | Included | Included | Included |
| Full IT & Cybersecurity question bank | Not included | Included | Included | Included | Included |
| Progress score, section by section | Not included | Included | Included | Included | Included |
| Pass Guarantee — 93% pass or money back | Not included | Included | Included | Included | Included |
| Cancel anytime — no lock-in | Not included | Included | Included | Included | Included |
| One payment — nothing auto-renews | Not included | Not included | Included | Included | Not included |
| Save 50%+ vs paying weekly | Not included | Not included | Included | Included | Not included |
| Reduced pricing for students who need it | Not included | Not included | Not included | Not included | Included |
| Email us |
| Real questions from your exam | Included |
|---|---|
| Full rationale on every answer | Included |
| iPhone, Android, and web | Included |
| Full IT & Cybersecurity question bank | Not included |
| Progress score, section by section | Not included |
| Pass Guarantee — 93% pass or money back | Not included |
| Cancel anytime — no lock-in | Not included |
| One payment — nothing auto-renews | Not included |
| Save 50%+ vs paying weekly | Not included |
| Reduced pricing for students who need it | Not included |
Every subject area, covered
- 1.0 General Security Concepts157 questions
- 2.0 Threats, Vulnerabilities, and Mitigations206 questions
- 3.0 Security Architecture156 questions
- 4.0 Security Operations285 questions
- 5.0 Security Program Management and Oversight196 questions
Understand why,
not only what.
CompTIA Security+ (SY0-701) questions test how you apply knowledge in real situations. After every answer, you are provided with a clear rationale so you can understand the reasoning, learn from mistakes, and recognize it when it appears again.
Question 1 of 3
Which port does HTTPS use by default?
Study anywhere, on any device
Pick up on the web
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Take it in your pocket
Phone app, same account: five-minute sessions on the bus, in line, between classes.
Trusted by students across the globe
“Passed Security+ on the first go with only this and Prof. Messer's videos. … the questions themselves were true to the exam.”
“I just passed the Security+ thanks to this practice app--and no other training.”
“Good practice questions with excellent explanations. Passed Security + 701 with a ~800 score.”
“…now that I have passed, all three have offered me the job!”
“My daughter says this app saved her career!”
Every answer shapes what you study next.
Practice
Answer exam-specific questions under realistic conditions.
Understand
Learn the reasoning behind every correct answer.
Focus
Turn missed questions into your next study session.
Improve
Repeat with purpose and build confidence with every session.
Before you start,
you probably want to know…
The questions students ask us before they start,
answered without the fine print.
That's the whole point. Our writers work from the official exam blueprint, so the format, difficulty, and topic mix match what you'll face on test day. Every question comes with a full explanation of the answer, and when the exam changes, the bank changes with it.
