Information security threats refer to potential risks, vulnerabilities, and attacks that can compromise the confidentiality, integrity, or availability of information assets and systems. These threats include various types of cyber attacks such as malware, phishing, ransomware, denial-of-service (DoS), insider threats, social engineering, and advanced persistent threats (APTs). Information security professionals use threat intelligence, risk assessments, and security controls to identify, mitigate, and manage security threats effectively.