Friday, June 21, 2024

How Hackers Steal Data: A Look into Cyber Espionage

Nowadays, the world is increasingly reliant on the internet, electronic banking, and online transactions, making the online transfer and access of data vital to individuals as well as corporations. In this digital age, cyber-attacks and data breaches are a growing problem for businesses around the world.

Hackers are the primary culprits using their expertise to break into any system without authorization for personal gain. Cyber espionage is not new, but it seems that cybercrime has become more frequent and more sophisticated.

Hacking is a prevalent phenomenon in the world. As per the Breach Level Index Report for early 2023, there were more than 3,950 confirmed security breaches around the world in the first six months, accounting for almost 8 billion records. Hackers can steal data using several techniques.

Phishing and Spear Phishing

Phishing is one of the most commonly used techniques by hackers. This technique involves email spoofing where fraudsters usually steal the identity of an official internet portal or another known business for gaining user details such as email credentials. It is among the easiest ways a hacker can have direct access to his/her data.

Spear Phishing is an extension of Phishing. Hackers use information available on social media or other open-source channels to send adequately formulated fake emails to the target audience. The emails usually contain some kind of critical information that the receiver needs to attend (usually financial or work-related).

Trojans And Malware

Hackers use Trojans for getting into their user’s systems. A Trojan usually pretends as a benign piece of computer software the user knowingly installs on their device, followed by Remote Access Trojans that can give hackers access to various target devices. Malware is another popular action of stealing sensitive data. Malware refers to all types of harmful software like viruses, computer worms, and Trojan horses.

Drive-By Attacks

A drive-by attack happens when your browser goes to one site, and the site creates background requests. These background requests tell your browser to browse a fake website secretly, responsible for delivering malware to your computer. Attackers add malicious code to legitimate or familiar websites with high traffic, so the brand doesn’t necessarily associate the credit. This usually leads to downloading or installation of malware on the user’s computer.

SQL Injections

SQL Injection is another technique cybercriminals use where they make use of SQL (an inquiry standardized query tool used to manage data in RDBMS) for clients (fraudsters) on unprotected websites. Individuals usually do not keep their present plugins, software, apps, track of updates or if there’s any external service involved for the website or the client side. Because of all that weak safety obstruction, elements are more flawless goals just for their data details to compromise on services.


These theft means hackers that use a lot. To scrutinize the user interface, safety regulations must remain active by always keeping safe exposure and safeguarding devices utilizing comprehensively advanced protections. Further safety disorders may also beware us of malicious resource attempts through debugging tools on GitHub repository, dev environments, or manage shared secret tokens. Resilience is requisite – incorporating effective passive controls constitute a solid extension arm being permitted of selecting context and ensuring norms in the environment. Company employees and family offices can also leverage comprehensive security risk awareness training programs to prime themselves against cyber espionage done by these regrettably skilled threats.

About Alex Chen

Alex Chen is a tech blogger based in Silicon Valley. He loves writing about the latest trends in the industry and sharing his insights with his readers. With years of experience in the field, Alex has built a loyal following of tech enthusiasts who appreciate his informative and engaging content. When he's not writing, Alex enjoys experimenting with new tech gadgets and exploring the vibrant tech scene in the Bay Area.

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