Cyber security is the practice of protecting computers, servers, mobile devices, electronic systems, networks, and data from malicious attacks and unauthorized access.
There are several types of cyber attacks that can pose significant risks to computers, networks, and data. It's essential to take protective measures and remain vigilant to safeguard against potential breaches and vulnerabilities.
SQL injection (SQLI): Attackers can take advantage of weak spots in web applications to inject harmful SQL code, potentially gaining access to or altering databases and sensitive data.
Zero-day exploits: Attackers take advantage of undisclosed software weaknesses before developers can fix them, making defense difficult.
Cross-site scripting (XSS): Malicious scripts injected into web pages can harm users' browsers, allowing attackers to steal data or gain unauthorized access.
Malware attacks: Harmful software like viruses, worms, Trojans, ransomware, and spyware can enter systems, leading to data loss, financial harm, or unauthorized access.
IoT-based attacks: Cybercriminals use weaknesses in Internet of Things (IoT) devices to attack smart homes, industrial systems, or critical infrastructures.
Supply chain attacks: Hackers infiltrate supply chains, infecting genuine products with harmful code, which indirectly allows them to attack target organizations.
Man-in-the-middle (MITM) attacks: Hackers intercept and alter communication between parties, listening in on exchanged data, which may result in data breaches or unauthorized access.
Phishing and social engineering: Cybercriminals use deceptive tactics, e.g., pretending to be trusted sources or manipulating emotions, to fool users into sharing sensitive information like login details or financial data.
Ransomware: This harmful attack encrypts important data, demanding a ransom to restore access, leading to significant disruptions and financial losses.
Test your learning from this answer.
Which type of cyber security attack involves stealing sensitive data by injecting malicious scripts into web pages?
Zero-day exploits
Cross-site scripting (XSS) attacks
Man-in-the-Middle (MITM) attacks
Ransomware
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