Meaning of hacker (what is it, concept and definition)

What is Hacker:

Hacker is a voice of English to refer to a person or a community that has knowledge in the area of ​​computing and is dedicated to accessing computer systems to make changes to it. Hackers are also known as " hackers ."

The term hacker comes from the verb "hack" which means "cut" or "alter " some irregularly shaped object. The current meaning of the term hacker was known from the 50s of the 20th century to designate an intelligent alteration in some machine, social networks and the different connections between computers, originating from 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 fix them. The role of a hacker is to bypass all security systems, and when they do, most of them report to system owners to improve their security. Within the hackers there are subgroups, the main ones are: wannabe they are identified for having desires to belong to this community but for the beginning they are not recognized in it, newbies are characterized for being beginners, they possess basic knowledge; Lammers believe themselves to be professional hackers without causing them harm to third parties; The gurus are in charge of teaching future hackers, they are known as the teachers, they are not active but they continue to study, practice and explain the basic techniques, phreakers are people with extensive knowledge of mobile and modular phones, among others.

Also, there are different types of hackers and they differ by 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 in order to discover weaknesses and check or test security systems. In turn, black hats, known as crawlers, perform opposite functions of the aforementioned hackers since they violate computer security systems, enter restricted areas, steal and delete information; They infect or take over networks, that is, their main function is to carry out malicious actions when entering the computer system in order to obtain some benefit.

See also Backup.

Also, due to the importance of results in search engines, techniques began to emerge with the aim of misleading search engines, which is why the techniques used to illegally vitiate results in 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, using a color scheme to enter texts that are not visible to users but to search engine crawlers, among others.

Currently, there are several sites with tutorials or programs that can be used to hack computers, discover wifi signals, email accounts, among others. Most of the activities of hackers are illegal, so if they are discovered they are prosecuted and can serve a sentence.

Hacker and cracker

The term cracker is derived from the English meaning " 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. Regarding the theft of information, many try to sell the information or publish it in order to inform the public about some fact 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, the crackers modify or harm them to obtain a benefit.

In general, some hackers develop software to protect users from possible attacks by crackers.