The CyberSignal delivers breaking cybersecurity news, data breach reports, vulnerability alerts, and threat intelligence for CISOs, IT leaders, and security professionals.
Cybersecurity 101
Modern organizations operate in a digital environment where cyber threats are becoming more frequent, sophisticated, and financially damaging. As businesses increasingly rely on cloud environments, connected devices, and digital services, the number of cybersecurity threats targeting organizations continues to grow. Cybersecurity threats are acts performed by individuals or groups with
Data Breaches
The European Commission confirmed Friday that unauthorized actors targeted its Europa web platform, resulting in the theft of internal data. The incident, which occurred on March 24, 2026, involved a breach of an Amazon Web Services (AWS) account utilized by the Commission for hosting specific digital services. Breach Discovery and
Data Breaches
A data breach is any security incident in which unauthorized parties access sensitive or confidential information. This guide explains what a data breach is, how breaches happen, their impact on organizations and individuals, and how to prevent and respond to them. It is intended for business leaders, IT professionals, and
Cyber Attacks
Monmouth University officials confirmed this week that a ransomware attack has disrupted campus digital infrastructure in New Jersey. The cybercriminal collective known as Pear stated they were responsible for the breach, asserting that they exfiltrated sensitive data before encrypting local systems. Detection and Containment The university detected unauthorized activity on
Vulnerabilities
As cryptocurrency adoption continues to grow, so does a lesser-known but highly impactful cyber threat: cryptojacking. Cryptojacking is a type of cyberattack in which cybercriminals hijack the computing resources of victims' devices to mine cryptocurrency without permission. Unlike traditional cyberattacks that focus on stealing data, cryptojacking silently hijacks a
Cyber Attacks
Global pharmaceutical leader AstraZeneca is investigating claims of a significant data breach after a cybercrime group alleged it successfully exfiltrated sensitive internal information, including proprietary source code and clinical data. The extortion group, identified by security researchers as a contingent of the Lapsus$ hacking collective, posted evidence of the alleged
Data Breaches
The Los Angeles County Metropolitan Transportation Authority (Metro) restricted access to its internal computer systems late Saturday following the detection of unauthorized activity on its network. The proactive shutdown impacted employee workstations and administrative applications across the agency — a move intended to contain the threat while forensic investigators determine the
Cybersecurity 101
Lateral movement is a technique used by cyber attackers to navigate through a compromised network or system. It involves techniques that allow attackers to identify and compromise additional assets within a network. Lateral movement is one of the most critical and dangerous stages of modern cyberattacks. It refers to the
Cyber Attacks
Officials in Foster City declared a local state of emergency on Wednesday following a targeted ransomware attack that has disrupted municipal computer systems and forced critical digital infrastructure offline for several days. The declaration — authorized by City Manager Stefan Chatwin and formally adopted by the City Council — is intended to
Data Breaches
Mazda Motor Corporation has confirmed a cybersecurity incident that resulted in unauthorized access to its internal IT systems, leading to the exposure of personal information belonging to employees and business partners. The Japanese automaker disclosed that the breach was the result of a vulnerability in a warehouse management system, though
Data Breaches
The decentralized finance (DeFi) protocol Resolv has suspended operations following a sophisticated perimeter breach that resulted in the theft of approximately $24.5 million in Ethereum (ETH). The incident, which targeted the protocol’s off-chain administrative infrastructure, triggered an illicit minting of $80 million in uncollateralized USR stablecoins and a
Identity & Access Management (IAM)
As organizations increasingly rely on digital systems, cloud platforms, and remote work environments, controlling who can access data and systems has become one of the most critical aspects of cybersecurity. Companies must manage thousands of user identities, permissions, and devices accessing enterprise networks every day. Modern enterprise networks span on-premises