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Cyber security is the method to protect the network, devices and all the data from attack or unauthorized access
The main difference between them is Encryption is reversing and it ensures confidentiality whereas the hashing is irreversible. It can be cracked by using rainbow tables and hashing ensures integrity.
CSRF stands for Cross-Site Request Forgery. It is a web application Vulnerability in which servers do not check whether the request came from a trusted client or not.
A firewall is a system uses to prevent unauthorized access in the system. It blocks or allows traffic as per the set of rules. It is also possible to implement a firewall in both hardware and software.
Black hat hackers are those who hack the data or computer System without access to the owner. White Hat hackers are those who hack with the access of the owners and to check the strength of the computer system or organization. Grey hat hackers are the intermediate of white hat hackers and black hat hackers
Confidentiality: It means to keep the information secret.
Integrity: Integrity relates to maintaining the data unaltered
Availability: Availability relates to information available to authorized parties at all times
HIDS stands for Host Intrusion Detection System. HIDS is capable of monitoring and analyzing the internals of a computing system.
NIDS stands for Network Intrusion Detection System. NIDS is a system which attempts to detect all the hacking activities on a computer network. Both the system work on the same line. It is just the placement difference only
Among the two, NIDS is preferred because NIDS is easy to manage and consume less processing power compared to HIDS
Cyber Security main role is to secure the system connected to a network. There are various methods to protect the back end system from cyber crime.
Ethical hacking is the profession to find the vulnerabilities of the various systems. They use a tool and identify the threats to a system or computer.
Penetration Testing also called Pen Testing. It is practiced in identifying the security of the system with authorized access
Port scanning is one of the technique to identify all the open ports and services available on a host. They are many port scanning methods available. Some of them are
Get certification on cyber security after completion of cyber security training at onlineitguru.
OSI stands for Open System Interconnection. It is the reference to how the various applications communicate over a network. It is mainly used for various types of network hardware and software to communicate.
There are seven layers in the OSI model.
Threat: Threat means someone who tries to harm the organization or the system
Vulnerability: Vulnerability refers to a weakness in a system can be exploited by a potential hacker.
Risk: Risk means potential for loss when threat exploits a vulnerability
MITM stands for Man-in-the-middle attack. In this method, the hacker places himself between the communication between the two parties and hack the information. To protect the MITM Attack, you can use the following method to prevent attacks. They are
Phishing is a cyber attack in which hackers try to steal sensitive and financial information.
Ex; usernames and passwords
Phishing can be prevented by following ways
The SQL injection is a code injection technique to destroy all the data. This method is common in web hacking techniques. It is a placement of malicious code in the web page input.
SQL Injection attack is prevented by various methods
Use prepared statements
Use stored procedures etc.
Social engineering is an attack which relies on human interactions to involve the manipulating the people and breaking the normal security procedures and systems and steal the data
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