Intermediate Topic 29 of 51 Security & Cryptography
Man-in-the-Middle Attacks
Interception of communication between two parties.
How it works
An attacker relays and may alter traffic between two parties, e.g. via rogue Wi-Fi or ARP spoofing. TLS with certificate validation and HSTS prevents it.
Where it is used
Public Wi-Fi attacks.
Common pitfall
Clicking through certificate warnings.
Where it fits in the course
Man-in-the-Middle Attacks is topic 29 of 51 in Security & Cryptography, rated Intermediate. It follows Denial of Service. The next topic is Network Intrusion Detection.
Practice and explore
- Open the interactive lesson, with a mini quiz.
- Take the Security & Cryptography quiz.
How to study this topic
- Read the explanation above and restate the definition in your own words.
- Open the interactive lesson and answer its mini quiz.
- Read the common pitfall, then write a short example that avoids it.
- Check your understanding in the Security & Cryptography quiz, and revisit the topic if you miss a question.
Frequently asked questions
What is Man-in-the-Middle Attacks?
Interception of communication between two parties. It belongs to Security & Cryptography and is an intermediate-level topic.
Where do people use Man-in-the-Middle Attacks?
Public Wi-Fi attacks.
What is the most common mistake with Man-in-the-Middle Attacks?
Clicking through certificate warnings.
What should I learn before this topic?
Start with Denial of Service, the topic just before it in Security & Cryptography.
How can I practice it?
Answer the mini quiz in the interactive lesson, then take the Security & Cryptography quiz.
Is Man-in-the-Middle Attacks hard to learn?
It is an Intermediate topic. Be comfortable with the Beginner topics in this area first, then read the common pitfall carefully, since it is where most mistakes happen.
How long does it take to learn Man-in-the-Middle Attacks?
Most learners can read the explanation and finish the interactive lesson in under an hour. Fluency comes from applying the idea, so plan a few short practice sessions with the quiz.
Which topics are related to Man-in-the-Middle Attacks?
Denial of Service, Network Intrusion Detection, Buffer Overflow are closely connected. The full list is in the related topics section of this page.
What should I study after Man-in-the-Middle Attacks?
Continue with Network Intrusion Detection, the next topic in Security & Cryptography.
Related topics
- Denial of Service (Security & Cryptography)
- Network Intrusion Detection (Security & Cryptography)
- Buffer Overflow (Security & Cryptography)
- Security Auditing and Logging (Security & Cryptography)