Theft in cybersecurity covers stolen data, credentials, devices, and funds, often creating risks of unauthorized access, fraud, and privacy loss.
Search across headline titles and summaries.
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.
Microsoft has disclosed details of a large-scale malvertising campaign that's estimated to have impacted over one million devices globally as part of what it said is an opportunistic attack designed to steal sensitive information
Cybersecurity researchers have discovered a malicious Python package on the Python Package Index (PyPI) repository that's equipped to steal a victim's Ethereum private keys by impersonating popular libraries
The U.S. Department of Justice (DoJ) has announced charges against 12 Chinese nationals for their alleged participation in a wide-ranging scheme designed to steal data and suppress free speech and dissent globally
Credential stuffing attacks had a huge impact in 2024, fueled by a vicious circle of infostealer infections and data breaches. But things could be about to get worse still with Computer-Using Agents, a new kind of AI agent that enables low-cost, low-effort automation of common web tasks — including those frequently performed by attackers