The UK National Cyber Security Centre (NCSC) has formally attributed 'Authentic Antics' espionage malware attacks to APT28 (Fancy Bear), threat actor already linked to Russia's military intelligence service (GRU). [...]

Microsoft has mistakenly tagged an ongoing Windows Firewall error message bug as fixed in recent updates, stating that they are still working on a resolution. [...]

ChatGPT's o3 is OpenAI's best model to date because it features reasoning, and it might get even better in the next update. [...]

WineLab, the retail store of the largest alcohol company in Russia, has closed its stores following a cyberattack that is impacting its operations and causing purchase problems to its customers. [...]

The Japanese police have released a Phobos and 8-Base ransomware decryptor that lets victims recover their files for free, with BleepingComputer confirming that it successfully decrypts files. [...]

Researchers are seeing exploitation attempts for the CVE-2025-48927 vulnerability in the TeleMessage SGNL app, which allows retrieving usernames, passwords, and other sensitive data. [...]

OpenAI's next foundational and state-of-the-art model, GPT-5, is still on its way after a delay. OpenAI won't tell us the release date for now. [...]

A critical Citrix NetScaler vulnerability, tracked as CVE-2025-5777 and dubbed "CitrixBleed 2," was actively exploited nearly two weeks before proof-of-concept (PoC) exploits were made public, despite Citrix stating that there was no evidence of attacks. [...]

VMware fixed four vulnerabilities in VMware ESXi, Workstation, Fusion, and Tools that were exploited as zero-days during the Pwn2Own Berlin 2025 hacking contest in May 2025. [...]

The Matanbuchus malware loader has been seen being distributed through social engineering over Microsoft Teams calls impersonating IT helpdesk. [...]

Google has filed a lawsuit against the anonymous operators of the Android BadBox 2.0 malware botnet, accusing them of running a global ad fraud scheme against the company's advertising platforms. [...]

A novel malware family named LameHug is using a large language model (LLM) to generate commands to be executed on compromised Windows systems. [...]

Cryptocurrency exchange BigONE announced that it suffered a security breach, in which hackers stole various digital assets valued at $27 million. [...]

The Chinese state-sponsored hacking group known as Salt Typhoon breached and remained undetected in a U.S. Army National Guard network for nine months in 2024, stealing network configuration files and administrator credentials that could be used to compromise other government networks. [...]

A critical vulnerability (CVE-2025-20337) in Cisco's Identity Services Engine (ISE) could be exploited to let an unauthenticated attacker store malicious files, execute arbitrary code, or gain root privileges on vulnerable devices. [...]

UK retailer Co-op has confirmed that personal data of 6.5 million members was stolen in the massive cyberattack in April that shut down systems and caused food shortages in its grocery stores. [...]

A 21-year old former U.S. Army soldier pleaded guilty to charges of hacking and extorting at least ten telecommunications and technology companies in the country. [...]

Luxury fashion giant Louis Vuitton confirmed that breaches impacting customers in the UK, South Korea, and Turkey stem from the same security incident, which is believed to be linked to the ShinyHunters extortion group. [...]

To quash speculation of a cyberattack or BGP hijack incident causing the recent 1.1.1.1 Resolver service outage, Cloudflare explains in a post mortem that the incident was caused by an internal misconfiguration. [...]