Data security threats are malicious activities or incidents that can compromise the confidentiality, integrity, and availability of data. Some of the most common data security threats include:

1. Malware: Malware, short for malicious software, is a type of software designed to harm or exploit a computer or network. Types of malware include viruses, worms, Trojans, and ransomware.
2. Phishing: Phishing is a type of social engineering attack that tricks users into revealing sensitive information, such as login credentials, through fake emails, websites, or text messages.
3. SQL injection: SQL injection is a type of attack that exploits vulnerabilities in web applications to inject malicious code into a database and extract sensitive information.
4. Insider threat: An insider threat is a security risk that arises from within an organization, such as from employees, contractors, or partners who have access to sensitive data.
5. Data breaches: A data breach is an unauthorized access or exposure of sensitive information, often caused by hacking, theft, or accidental loss of data.
6. Unsecured networks: Unsecured networks, such as public Wi-Fi networks, can allow attackers to intercept and steal sensitive information.
7. Man-in-the-middle attacks: Man-in-the-middle (MITM) attacks are a type of attack where an attacker intercepts and alters communications between two parties.
8. Distributed denial of service (DDoS) attacks: DDoS attacks involve overwhelming a network or website with traffic to make it unavailable to users.
9. Advanced persistent threats (APTs): APTs are sophisticated attacks that are designed to penetrate a network and remain undetected for long periods of time.

These are just a few examples of the many data security threats that organizations face. It’s important to implement effective data security measures and to regularly monitor and update them to stay ahead of evolving threats.