Hacker Definition and Meaning
Hacker is a voice of English to refer to a person or a community that has knowledge in the area of computer science and is dedicated to accessing computer systems to make modifications to it. Hackers are also known as “hackers.”
The term hacker comes from the verb “hack” which means “to cut” or “alter ” some irregularly shaped object. The current meaning of the term hacker was known from the 50s of the twentieth century to designate an intelligent alteration in some machine, social networks and the different connections between computers, originating in the Massachusetts Institute of Technology whose programmers were known as “Hackers.”
As such, the hacker community has the function of knowing in depth the operation of the different computer systems in order to find errors, correct them and solve them. The function of a hacker is to overcome all security systems and, when they exceed them, most of them inform the owners of the systems to improve their security. Within the hackers there are subgroups, the main ones are: wannabe are identified by having desires to belong to this community but by beginning they are not recognized in it, newbies are characterized by being beginners, they have basic knowledge; lammers professional hackers are created without causing damage to third parties; the gurus are responsible for teaching future hackers are known as teachers, are not active but still studying, practicing and explain the basic techniques, they phreaker are people with extensive knowledge in modular and mobile phones, among others.
There are also different types of hackers and they differ in virtue of their functions, such as white hats, also known as white hackers or white hats, are characterized by violating computer systems and discovering errors in them and informing the company about the same and thus be able to contribute or improve computer security systems. Sometimes, companies call these hackers to enter the system with the purpose of discovering the weaknesses and checking or testing security systems. In turn, black hats, known as crawlers, fulfill the opposite functions of the hackers mentioned above as they violate computer security systems, enter restricted areas, steal and delete information; they infect or seize networks, that is, their main function is to perform malicious actions upon entering the computer system in order to obtain some benefit.
Also, due to the importance of the results in the search engines, techniques began to emerge with the objective of deceiving the search engines, which is why the techniques used in order to vitiate the results illegally in the search engines Search are known as black hat, some techniques work for a limited period and the website ends up being penalized by Google. Some of the techniques are: link networks, use color scheme to enter texts not visible to users but for search engine crawlers, among others.
Currently, there are several sites with tutorials or programs that can be used to hack computers, discover Wi-Fi signs, email accounts, among others. Most hacker activities are illegal, so if they are discovered they are prosecuted and can serve a sentence.
Hacker and cracker
The term cracker is derived from English which means “break” or “break” computer security systems. Crackers are a community that invades systems, decrypts program passwords and passwords, steals data or commits any other illegal activity. With regard to the theft of information, many try to sell the information or, publish it in order to inform the public about any event of their interest, however, some do it just for fun.
Hackers use their knowledge to demonstrate the vulnerability of a system and correct it, in turn, crackers modify or harm them to obtain a benefit.
Usually, some hackers develop software to protect users from possible attacks by crackers.