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Hacking is done to gain unauthorized access to any computer system to perform malicious activities. Once the hacker has access to the system, he can steal sensitive information or even delete files. Hacking is illegal when done without permission. Hacking systems without adequate permission or indulging in any other activity associated with hacking is a serious cybercrime and can lead to extreme consequences. Given the growing risk in the current digital age, the cybersecurity and information security markets are witnessing rapid growth worldwide. Generally, renowned software companies hire ethical hacking professionals to hack their systems and find weak points or vulnerabilities in their applications. If you have been considering pursuing ethical hacking as a profession and want to crack an ethical hacking interview in the big tech companies then this article is for you. Here is the list of top 10 interview questions for ethical hacking that are asked in big tech companies.
Starting with the most basic question that is generally asked in every interview whether a big tech company or a small company.
Answer:
Ethical hacking is also known as penetration testing or intrusion testing where the person systematically attempts to penetrate/intrude into a computer system, application, network, or some other computing resources on behalf of its owner and finds out threats and vulnerabilities that a malicious hacker could potentially exploit.
Different forms of ethical hacking:
This is the most popular ethical hacking question asked in the interview.
Answer:
Answer: Phishing technique involves sending false emails, chats, or websites to the impersonate real system to steal information from the original website.
Answer: A Denial of Service attack, also known as a DoS attack, focuses on shutting down a network and making it inaccessible to its users. It achieves this goal by flooding the target with traffic or sending it information that causes the target to crash.
Answer: Management Information Base is a virtual database containing all formal descriptions of network objects and how they can be managed using SNMP. The MIB database is hierarchical, and each of these managed objects is addressed through the different object identifiers, which are known as OIDs.
Cyberextortion is a crime involving an attack or threat of an attack coupled with a demand for money to avert or stop the attack. Cyberextortion can take many forms.
Keylogger Trojan is malicious software that can monitor your keystroke, logging them to a file and sending them off to remote attackers. When the desired behavior is observed, it will record the keystroke and capture your login username and password.
The process of extracting machine names, user names, network resources, shares, and services from a system. Under Intranet environment enumeration techniques are conducted.
Answer:
A Botnet is a collection of several devices connected to the internet where each device has one or more bots running on it. The bots on the devices and malicious scripts are used to hack a victim. Botnets can be used to steal data, send spam and execute a DDOS attack.
