One of the most recent hacking attacks was the hijacking of ransomware named Erebus, made use of a exploit for the company's outdated Linux, Apache and PHP systems. In general, exploits are widely used by hackers to enable attacks and contaminate systems. But what is an exploit anyway? 2z2b41
In computing, especially in the area of information security, exploit is the name given to any program that takes advantage of a vulnerability that the target system offers. Used as a noun, the term refers to any such program. If used as a verb, it refers to any successful act or attack that took advantage of a security vulnerability.
It is common for hackers to list their exploits on their websites, either as discovered vulnerabilities or successful incursions to break a system's security. By exploiting security flaws, no need for to click on dangerous links or executable files.
The discovery of weaknesses in operating systems or any computer program makes them launched new updates to fix the security flaws. Keeping your system free of exploits and security flaws is one of the best reasons to always update your operating system and software packages..
Different types of exploits 5u5b4g
The classification of this malicious program is done according to the type of vulnerability it uses. The main types of exploit are:
- EoP – Escalation of Privileges: Exploits flaws to gain privileges and access permissions to resources that normal s do not have;
- DoS – Denial of Service: Exploits flaws in programs that accept remote connections to take machines or network resources down;
- Spoofing: It is an attack made by a program that impersonates another, copying and masking the same data, in order to have privileged access to the target system;
- Crack: Perhaps the best known type of exploit, the famous Cracks, or Crackers, are programs used to allow unlimited use of paid software or that have restrictive licenses;
The latest Erebus ransomware attack in South Korea exploited deficiencies in outdated systems. TrendMicro has indicated that a flaw called DirtyCow was present on the company's Linux. The flaw allows normal s to gain super (root) privileges, that is, an EoP – Escalation of Privilege situation. DirtyCow was resolved in 2016, but as Nayana's systems were outdated, the flaw was still present on the company's servers.
Knowing these flaws and how this type of attack works is important to change habits and be more concerned with the security of your computer. Stay tuned, don't underestimate the installation of good antivirus and keep your systems always up to date. In addition to new features, updates play a key role in ensuring the security of operating systems and software packages.
If you think it's important to know what an exploit is, see how it works in practice and know how to protect yourself, your data and the security of your company, sign up for what Bruno Fraga, Brazilian Growth Hacker, who teaches people about information security and data protection, will teach.
