Theft in cybersecurity covers stolen data, credentials, devices, and funds, often creating risks of unauthorized access, fraud, and privacy loss.
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Background for this topic.
Unauthorized taking or copying of information, credentials, intellectual property, or digital assets is cyber theft. News under this tag may involve stolen passwords, payment data, personal information, source code, cloud tokens, cryptocurrency, or sensitive business files. Theft can result from phishing, malware, compromised accounts, insider access, exposed storage, or the loss of an unencrypted device; the relevant issue is the unauthorized acquisition or control of an asset, whether or not the attacker also alters systems.
Security teams should identify where valuable data and credentials are stored, restrict access by role, require strong authentication, encrypt data at rest and in transit, and monitor unusual downloads or transfers. Vulnerability management matters when flaws expose databases, endpoints, or cloud services to unauthorized retrieval. After suspected theft, preserving logs, revoking tokens and credentials, determining what was accessed or copied, and assessing privacy or notification obligations are central to containing the incident and measuring its impact.
Chipmaking giant TSMC (Taiwan Semiconductor Manufacturing Company) denied being hacked after the LockBit ransomware gang demanded $70 million not to release stolen data. [...]
Siemens Energy has confirmed that data was stolen during the recent Clop ransomware data-theft attacks using a zero-day vulnerability in the MOVEit Transfer platform. [...]
The New York City Department of Education (NYC DOE) says hackers stole documents containing the sensitive personal information of up to 45,000 students from its MOVEit Transfer server. [...]