Polish hydropower plant in Tczew in May 2025
August 19, 2025
•[ hacktivism, critical infrastructure, operational disruption ]
Russian hacktivists allegedly targeted a hydropower plant in Tczew in May 2025, but reporting suggests the facility may have been offline at the time, limiting evidence of meaningful operational disruption.
Polish hydropower plant in Tczew in August 2025
August 19, 2025
•[ hacktivism, industrial control systems, critical infrastructure ]
Russian hacktivists allegedly targeted a hydropower plant in Tczew in August 2025, releasing video evidence that Polish analysts said showed disruption to control systems and turbine operations.
Shwapno
August 19, 2025
•[ ransomware, data breach, customer database ]
Shwapno said attackers accessed its customer database in August 2025, and outside reporting said Qilin claimed a $1.5 million ransom demand.
Nigerian National Identity Management Commission (NIMC)
August 17, 2025
•[ insider, government ]
Insider breach at Nigerias digital ID system (NIMC) on August 17, 2025 involved a staff member abusing access to extract sensitive personal data tied to national identity numbers. No disruption or encryption reported, only data exfiltration.
Middletown, Ohio Municipal Services
August 17, 2025
•[ ransomware, malware, government ]
Middletown, Ohio suffered a cyberattacklikely ransomwarethat began around Aug 17, 2025. Multiple city service systems remained offline for weeks; some employee information may have been affected (per preliminary findings), but no definitive evidence of data exfiltration. No actor has been identified.
Butler County
August 17, 2025
•[ ransomware, data leak ]
A cyberattack disrupted Middletown city services on or about Aug. 17, 2025. City staff reported email accounts were offline for weeks (some gradually restored), main phone lines remained down, and key functions such as generating new utility bills and accessing utility/tax account information were unavailable. Online public/police record requests and background checks were paused, and the city relied on backup processes while working with third-party specialists to investigate and restore systems. Preliminary findings indicated some city employee information may have been affected, but the investigation had not determined what personal information (if any) was impacted.
Nissan Creative Box Inc. (Design Studio)
August 16, 2025
•[ ransomware, malware, automotive ]
Nissan Creative Box, a Tokyo-based Nissan design subsidiary, confirmed unauthorized access on August 16, 2025. Qilin ransomware claimed exfiltration of about 4 TB of sensitive intellectual property and design files, releasing samples as proof and threatening full disclosure. No encryption of systems has been reported.
Bragg Gaming Group
August 16, 2025
•[ hack ]
Hackers gained unauthorized access using what appeared to be valid credentials into internal systems of Bragg Gaming Group. The incident was contained quickly with no disruption to operations and no evidence of customer or partner data compromise.
TPG Telecom (iiNet)
August 16, 2025
•[ leak, technology ]
TPG Telecom confirmed extraction of those contact and setup details, no financial or ID documents exposed, incident response activated, external cybersecurity teams engaged, customers being notified.
Data I/O Corporation (electronics manufacturing)
August 16, 2025
•[ ransomware, misconfiguration, manufacturing ]
Ransomware incident on August 16 due to third-party firewall vulnerability disrupted internal and operational systems. Contained and fully remediated by September 4 with no customer impact or data theft; remediation cost ~$180K against $300K in annual savings. Actor remains unknown.
Arch Linux Project
August 16, 2025
•[ hack, ddos, technology ]
The Arch Linux Project has been under a sustained, volumetric Layer 3/4 DDoS attack since approximately August 16, 2025, impacting its main website, Arch User Repository, and forums. Mitigation tactics such as SYN authentication, rate limiting, and mirror redirects are in use; attacker identity remains unknown.
Barrio Family Health Care Center
August 16, 2025
•[ email compromise, unauthorized access, data leak ]
KENS5 reported Barrio Comprehensive Family Health Care Center notified patients about a cybersecurity incident involving unauthorized access to employee email accounts. The clinic said it discovered the incident on Sept. 16, 2025 and later determined that up to 19,885 individuals may have been affected. The exposed information varied by individual and was contained in the compromised email accounts; the report frames the event as a successful email compromise leading to exposure of patient information.
NGB 3rd Technical Surveillance Bureau (Kimsuky)
August 15, 2025
•[ hack, leak, government ]
Kimsuky, a DPRK-linked hacking group, was itself breached in Aug 2025; attackers exfiltrated and leaked internal communications, victim lists, source code, and operational tools. Attribution remains unclear but likely political/strategic in nature.
Hitachi Energy
August 15, 2025
•[ ransomware, malware, manufacturing ]
Warlock ransomware group claimed responsibility for breaching Hitachi Energy in mid-August 2025, exfiltrating sensitive employee and corporate data and encrypting systems. Disruption lasted several days before partial recovery.
Weymouth and Kingston Maurward College (Dorset College group)
August 15, 2025
•[ social, phishing, education ]
A phishing incident at Dorset Colleges Weymouth and Kingston Maurward campus resulted in the compromise of multiple staff email accounts around August 15, 2025. Spam was sent from affected accounts. Exposure may have included contact details of prior email correspondents. The breach was contained swiftly with minimal impact. Reported to the ICO.
300+ macOS end users worldwide
August 15, 2025
•[ hack, malware, phishing ]
Over 300 Macs were infected by the Shamos malware delivered via fake Apple Support websites shown in Google Search results. The malware bypassed macOS Gatekeeper and XProtect to steal passwords, personal notes, and cryptocurrency wallet data.
Infoniqa
August 15, 2025
•[ cyberattack, service disruption, IT security incident ]
Heise reported that Infoniqa, a provider of payroll and HR software services, suffered an IT security incident described as a cyberattack that disrupted services. The companys customer communications described technical restrictions and noted that the ONE Start Cloud service was not usable, with operational alternatives offered while investigations continued. Infoniqa stated that technical restrictions were resolved by Tuesday August 12, 2025, but reporting also included claims that at least some customers were unable to use services for more than a week. Infoniqa said external cybersecurity and forensic specialists were analyzing the incident and that it was not yet able to say whether any data was leaked.
Lotte Card
August 14, 2025
•[ hack, leak, finance ]
A cyber breach in mid-August 2025 led to Lotte Cards internal systems being accessed and ~1.7 GB of files stolen. Authorities ordered consumer protection measuresincluding compensation procedures and fraud monitoringwhile investigating whether sensitive customer data was impacted.
Norway Savings Bank
August 14, 2025
•[ data leak, supply chain ]
Norway Savings Bank reported that a third-party data services provider suffered a security incident on August 14, 2025, allowing an external actor to access portions of its hosted environment that contained bank customer data. The breach potentially exposed personal and financial information for about 44,259 Maine residents, including identifiers and account details, although no misuse had been confirmed at the time of disclosure. The banks own systems were not directly compromised, but it engaged cybersecurity experts, reviewed transaction patterns, and began offering credit monitoring and identity-theft protection to affected customers.
CoVantage Credit Union
August 14, 2025
•[ data leak, third-party breach ]
CoVantage reported a data breach originating at its third-party vendor, Marquis Software Solutions. CoVantage learned on 08/14/2025 that Marquis experienced a cybersecurity incident affecting its internal environment, and Marquis later determined that files containing CoVantage customer information had been accessed or acquired. CoVantage filed notice with the Maine Attorney General and began notifying affected individuals on 11/26/2025.
