KwickClips Computer Science · 38 sec · free
What does a DoS attack do?
Short answer. It floods a server so real users cannot use it.
How do you stop brute force?
Account lockout and two factor authentication.
Two attacks
| Attack | What it does |
|---|---|
| DoS | Floods server |
| Brute force | Guesses all |
Remember
| Lockout and two-step login |
Results day, and the website crashed. Was it attacked? Here are two attacks. Denial of service floods a server with fake requests. Brute force tries every password until one works. Account lockout and two step login stop guessing.
This clip is from the full lesson: Cyber Crime: Hacking, Phishing, Cyber Bullying and Cyber Stalking — 8 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: CBSE Class 9 Computer Applications (165), CBSE Class 12 Informatics Practices (065), CBSE Class 11 Information Technology (802), CBSE Class 11 Information Technology (802)
More KwickClips from this lesson
Is white hat hacking legal?37 sec
Do real banks ask for an OTP?41 sec
Should you reply to a troll?41 sec
Which helpline is for online money fraud in India?36 secDisclaimer. KwickAcademy is free study material for general learning and revision. Parts of it, including the voice-over, are produced with the help of AI tools and may contain errors; if you spot one, please tell us and we will correct it. Syllabus, marks and exam details follow the latest official board publications available to us, and boards can change them at any time, so always confirm against your board's official website and your school. Using this material does not guarantee any marks or result. Board names and trademarks belong to their owners; Kwickprep is not affiliated with or endorsed by any examination board. We never ask for passwords, OTPs or ID numbers. Your progress is saved only in this browser. Full disclaimer · Privacy