In today's Internet-connected world, cyber-attacks are a common threat facing all companies. As more and more companies perform their data functions online, the likelihood of attacks is increasing rapidly. Hackers are not only becoming more effective, they are not afraid to target even large organizations with well-equipped security measures.
In 2011, Sony lost about $ 170 million because of a hacker who hacked into a PlayStation system and stole valuable data. Similarly, in 2018, Marriott International discovered that hackers have stolen data of about 500 million customers. Therefore, IT professionals choose the Ethical Hacking course to help them Companies in combating security threats.
Let's take a look at the basics of hacking.
What is hacking?
Hacking means access to a computer or network without permission. The person who makes the unauthorized access is called a hacker. Specifically, a hacker recognizes one's technical weaknesses computer or a network. He then uses this vulnerability to gain access to the system. The main goal of any hacker is to change the security features of the system.
There are several types of hacker. They are distinguished according to their activities:
They are also called White Hat hackers. They identify the weaknesses of computers and networks to correct them. Ethical hackers work as security professionals to combat malicious attacks on cyberspace.
They are also called Black Hat hackers, as their main intention is to get into systems and perform malicious activities. They steal customer or business information, transfer funds and blackmail companies, violate their privacy rights and harm them servers their.
Gray has come to hackers
This type of hacker is between White Hat and Black Hat hackers. They can log into a user's system to identify vulnerabilities. They will then present these vulnerabilities to the system user. The user can fix it to enhance security.
It is a special type of hackers that have a common agenda. They use hacking as a means to convey a particular religious, social or political message to the people or to a government. Usually, they hack their websites and accounts social media to leave a message that can be viewed.
How have hackers become a problem for companies?
Both small and large companies are vulnerable to cyberattacks. Hackers carry out the following attacks and scams to cause problems:
They include small pieces of code that can be reached in different formats. They may be email attachments and additional software that comes with the original software. After installation, they spread throughout the system. Ransomware is an example of malware that denies users access to their sensitive information. Users have to pay a certain amount of ransom to regain access. Hackers use this to blackmail companies and make money in exchange for user data.
These are ways to steal sensitive information through fake websites. In this process, links are sent to users or employees. Amazing prizes and prizes are available to click on a specific link. This link will take them to a fake site that looks exactly like an original trusted site, such as Facebook or the gmail. Hackers steal information from logged-in users. Companies have lost a lot of money and sensitive information over the years due to online phishing scams.
Misuse of weak passwords
Weak passwords are an easy way to access multiple user accounts. More than 80% of the system's useless password is broken. This is because most people use one password for all their online accounts. A hacker can use a simple graphics card to run more than 300 billion password combinations per minute. In 2012, hackers destroyed more than 1 million eHarmony passwords and 6 million LinkedIn passwords.
DDoS attacks are used to temporarily or permanently disable a company's server. The hacker floods the server with access requests and data with their help botnet. In particular, a botnet is an infected computer that is directed to send requests to a specific target, such as a server.
10 ways to protect data from hackers
In 2017, more than 200.000 computers were affected by its ransomware WannaCry. This is due to the lack of appropriate security measures and tools. It is estimated that by 2021, the cost of handling hunting circuits could amount to $ 6 trillion.
We will now focus on the best measures that can be adopted Companies to protect themselves from hackers.
Update the operating system
Employees need to know the latter fixes and updates that have been released for their operating system. It is important to update the operating system to the latest version for protection against malware.
Install a firewall
If you work on a system provided by the office you work for, make sure it has a firewall installed. However, do not run two firewalls at the same time to avoid potential conflicts and malfunctions.
Use stronger passwords
Do not use the same password for all accounts you use. Create different passwords that are unique. It must be a combination of many case sensitive numbers, symbols and characters.
Install antivirus software
Always install antivirus software other than the operating system security tool such as Microsoft Security Essentials. It is better to buy software licenses instead of downloading free versions.
Select Internet Provider Service
Select the best internet service provider by comparing the built-in security features with speed and price. Also, select reputable and reputable service providers.
SSL protocols are useful for securely transferring data between a database and the web site where users enter the data. credentials their.
You need to enter the login IDs yourself instead of using the autofill form. This will prevent hackers from secretly accessing them.
Better browsing habits
You have to keep certain things in mind when navigating to Internet. Make sure that the sites you access start with https: // and not http: // for added security. Stay away from controversial sites and download software only from trusted sites.
Avoid free Wi-Fi
Do not use the free Wi-Fi available in cafes or restaurants during official mode. These routers may not be properly configured and hackers can monitor.
The best way to protect your data is to safely store it at a location other than your system. So, back up important data regularly. You can use external hard drives or cloud services such as Google Drive or the dropbox.
As an official or business owner, you need to know the latest security features in the technology world. Be aware of cyberattacks that affect companies and how to deal with them. The best way is to hire experienced security professionals. You can hire a CEH (Certified Ethical Hacker) professional.
You can click here to follow the EC Council's cybersecurity course. After you pass the exams, you will have the skills to identify system vulnerabilities. Using them skills, you can become a valuable asset to her company or the business your. Your chances of flourishing in the cybersecurity department in the future will also increase with this certification.