Cyber attacks come in various forms:

1. Phishing: Fraudulent messages trick users into revealing sensitive information.
2. Ransomware: Malware encrypts files and demands payment for access restoration.
3. Malware: General term for harmful software like viruses and Trojans.
4. Denial of Service (DoS): Overwhelms systems with traffic to disrupt services; DDoS uses multiple sources.
5. Man-in-the-Middle (MitM): Intercepts and possibly alters communications between parties.
6. SQL Injection: Exploits database vulnerabilities to access or manipulate data.
7. Zero-Day Exploits: Attacks target unknown software vulnerabilities before they are fixed.
8. Social Engineering: Manipulates individuals into divulging confidential information.
9. Brute Force: Tries numerous passwords to gain access to accounts.
10. Credential Stuffing: Uses stolen credentials to access multiple accounts.
11. Insider Threats: Threats from within an organization.
12. Drive-By Downloads: Malicious software downloaded automatically from compromised websites.