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.
Telehealth giant Hims & Hers Health is warning that it suffered a data breach after support tickets were stolen from a third-party customer service platform. [...]
The Qilin ransomware group has claimed responsibility for an attack against Die Linke ('The Left'), forcing an IT systems outage at the political party, and threatening sensitive data leak. [...]
Multi-extortion ransomware relies on stolen data to pressure victims with public leaks. Penta Security explains how its D.AMO platform keeps exfiltrated files encrypted and useless to attackers. [...]
Threat actors are exploiting the recent Claude Code source code leak by using fake GitHub repositories to deliver Vidar information-stealing malware. [...]
A new malware-as-a-service called CrystalRAT is being promoted on Telegram, offering remote access, data theft, keylogging, and clipboard hijacking capabilities. [...]
Cisco has suffered a cyberattack after threat actors used stolen credentials from the recent Trivy supply chain attack to breach its internal development environment and steal source code belonging to the company and its customers. [...]
U.S. prosecutors have charged a Maryland man with stealing more than $53 million after hacking the Uranium Finance crypto exchange twice and laundering the proceeds through a cryptocurrency mixer. [...]