Chapter-18, LEC-2 | Ethical Hacker's Step | #ethicalhacking #cybersport #cybersecurity #hacking
Hacker methodology is a process or approach used by cybercriminals to gain unauthorized access to computer systems, networks, or data. The methodology usually consists of several stages, including reconnaissance, scanning, gaining access, maintaining access, and covering tracks.
The first stage, reconnaissance, involves gathering information about the target system or network. Hackers may use tools such as port scanners or vulnerability scanners to identify open ports and weak points in the system. They may also conduct social engineering attacks to obtain information such as login credentials or personal information about system users.
Once the reconnaissance stage is complete, hackers will use the information gathered to scan the target system for vulnerabilities. This may involve searching for known software vulnerabilities, testing passwords for weak combinations, or identifying other weaknesses that can be exploited.
The next stage is gaining access. Hackers may use a variety of techniques to gain access to the system or network, such as exploiting a software vulnerability or using stolen credentials obtained through social engineering. Once access is obtained, hackers can install malware, establish a backdoor for future access, or simply begin stealing data.
Maintaining access is the next stage, and involves taking steps to ensure continued access to the system or network even if the initial point of entry is discovered and closed off. Hackers may create additional user accounts, modify system files, or install rootkits or other malware to maintain access.
Finally, the covering tracks stage involves erasing any evidence of the attack to avoid detection. Hackers may delete log files or modify system settings to remove any traces of their activity.
Understanding the hacker methodology is important for developing effective security measures to protect computer systems and networks. By identifying potential weaknesses in the system, implementing strong access controls, and monitoring network traffic for signs of unauthorized activity, organizations can improve their defenses against cybercriminals.
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