Cyber Security is the protection/security given to Information Technology based elements such as computers, mobile devices, electronic systems, and networks. Most of the industries work in and around the digital medium and in order to protect the various sensitive information they have to be aware of the cyber security threats and how to be secure and protected.
There are a lot of people who use various digital platforms and are not aware of these threats. Most of us save our personal information like our card number and pin, passwords and much more information in our web browsers and we should know and understand what these threats are and how we should deal with it.
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Malware and Ransomware
Have you ever clicked on a pop-up and gone to another website which asks you to install certain software? This is what we call a Malware. This can happen through your computers, phones, emails, social media and such.
Malware scams work by installing software on your system that allows scammers to access your files and even make changes in your computer that further supports the functioning of the malware.
Ransomware is a type of malware that blocks or limits your access to your own files and sometimes even your computer. The scammers may ask you to pay money in order for your device/files to get unlocked and there is no guarantee that your device will get unlocked after you pay the money.
Data Breach occurs when a scammer or cybercriminal steals or extracts information from a system without the permission of the system’s owner. There are various records of millions of records stolen from highly established companies. These companies not only lose a lot of money but also the trust of their customers.
Data breaches usually happen with companies or with people connected to a certain company. In order to avoid data breaches make sure that you secure all your devices, keep track of your bank transactions and receipts and don’t believe everything you see which is the most important of all.
A spyware is software which extracts information from your system without your consent and sells/give it to a third party or someone you can probably call as an attacker. There are various types of spyware and some of them are given below.
Trojan – It is a software which looks very genuine or legitimate and can actually take control of your computer. It is not a virus because it cannot replicate. It is usually controlled by third parties and is used to steal sensitive information or cause some other damage.
Tracking cookies – It is a small data file which is saved into the user’s system/device and it shares personal details with other websites for marketing purposes. It is not as harmful as malware or ransomware but surely is a privacy concern.
Adware- These are designed to display advertisements on your systems, redirect your search requests to advertising websites and collect information that is beneficial for marketing purposes.
System Monitors – This is a software which can get details of almost everything that you do on your systems which includes emails, search history, chats and more.
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It is one of the easiest forms of cyber-attacks and can extract a lot of information. It usually happens through email or other fake websites which trick users to give their personal information or to install some malicious malware.
Most of the people just don’t look carefully what messages they receive and the scammers make use of this. You can avoid phishing attacks by communicating sensitive information via phone or other secure websites and not opening files or links in emails sent by unknown people.
A Distributed Denial of Service (DDoS) attack is an attempt to affect the normal traffic of a website or network by making people want to go to other websites and hence distracting them from going to their target website or by disrupting the services and causing a denial of service. IoT devices also face the threat of such attacks. You can avoid these by securing your network infrastructure or by developing a DDoS plan.
Structured Query Language (SQL) Injection Attack
Structured Query Language (SQL) is used to operate and administer database systems such as Microsoft SQL Server, MySQL, or Oracle. An SQL injection attack involves the alteration of SQL statements that are used within a web application through the use of attacker-supplied data. If a website’s input validation is improper or if the SQL instruction is not constructed properly then the website can be exposed to SQL injection attacks. In order to detect these attacks, you can use an Intrusion Prevention System (IPS).
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Cyber Security is very important now because we are living in a digital world and all of our information is out there. Most of the industries, as well as common people, are very much dependent on digital mediums and hence there is a need to protect information. With developing technologies like IoTs which lack proper security norms, cybersecurity is becoming the new issue of the digital era which needs to be understood and solved.