Join Mike Chapple for an in-depth discussion in this video Understanding botnets, part of CompTIA Security+ Exam Prep (SY0-401): Threats and Vulnerabilities.
You've already learned several ways…that hackers can take control of a single computer…through the use of malware.…In some cases, such as worms,…those infections can spread automatically…from one system to another.…One of the most common reasons…that hackers take control of systems…is to steal their computing power,…storage or network connectivity.…They do this…by joining infected systems to Botnets.…In effect, Botnets are collections…of zombie computers used…for malicious purposes.…
They are a network of infected systems.…A hacker creating a Botnet,…begins by infecting a system with malware delivered…through any of the techniques…we've already discussed.…Once the hacker gains control of the system,…he or she joins it to the Botnet.…The system then lies dormant,…awaiting further instructions from the hacker.…How might a hacker use a Botnet?…First, the hacker doesn't usually…use the Botnet him or herself.…The hacker typically…sells or rents the Botnet to others,…who use them to deliver spam,…engage in Distributed Denial of Service attacks,…
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- Comparing viruses, worms, and Trojans
- Understanding backdoors and logic bombs
- Defending against denial of service and password attacks
- Preventing insider threats
- Detecting social engineering attacks
- Preventing wireless eavesdropping
- Understanding cross-site scripting
- Preventing SQL injection
- Deterring attacks
- Securing your network
- Scanning for and assessing threats
Skill Level Intermediate
Q: This course was updated on 04/25/2016. What changed?
A: We updated eight movies to stay on top of the latest trends in IT security, and the latest objectives on the "Threats and Vulnerabilities" domain of the CompTIA Security+ exam.
2. Understanding Attack Types
3. Social Engineering Attacks
4. Wireless Attacks
5. Application Attacks
6. Mitigation and Deterrence
7. Discovering Threats and Vulnerabilities
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