Question: what are the different types of security attacks?
Answer: Malware. Malicious software – 'malware' – infects devices without users realizing it's there. ... 
Drive-by downloads. ... 
Phishing. ... 
Brute-force attacks. ... 
SQL Injections. ... 
Man-In-The-Middle (MITM) attacks. ... 
Denial-of-Service (DoS) attacks. ... 
Cross-Site Scripting (XSS)