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5+ hour, 16+ min ago (14+ words) Hacker with a special interest in breaching sports institutions ends behind bars'Help Net Security...
With AI's help, North Korean hackers stumbled into a near-undetectable attack
4+ hour, 33+ min ago (780+ words) For many years, state-sponsored hacking was defined by human expertise in finding security holes, writing malware and exploits, pulling off social engineering and phishing attacks, and much more. Since the advent of LLM-powered AI assistants and tools, less skilled attackers…...
If cyber espionage via HDMI worries you, NCSC built a device to stop it
8+ hour, 13+ min ago (274+ words) A new cybersecurity device developed by the National Cyber Security Centre (NCSC) should be a helpful solution for protecting governments and businesses from malicious activity carried through display connections. Called Silent Glass, the plug-and-play tool is designed to protect HDMI…...
Ransomware negotiator admits role in attacks he was hired to resolve
2+ day, 4+ hour ago (338+ words) A Florida man, formerly employed as a ransomware negotiator, pleaded guilty to conspiring to carry out ransomware attacks against US companies. Prosecutors say Angelo Martino, 41, used his position at Digital Mint, a crypto broker that helps victims negotiate and pay…...
Cybersecurity jobs available right now: April 21, 2026
2+ day, 15+ hour ago (904+ words) BEWAHARVEST | Philippines | Hybrid " View job details Alignerr | USA | Remote " View job details As an AI Security Tester, you will conduct red-teaming exercises to identify weaknesses and failure modes in AI systems by crafting adversarial prompts and edge-case scenarios. You will…...
Sitehop's SAFEcore Edge enables ultra-low-latency, hardware-enforced post-quantum encryption
1+ week, 1+ day ago (402+ words) Sitehop has launched SAFEcore Edge, a post-quantum encryption device, bringing quantum-resistant security to critical national infrastructure, financial services, and government networks at every point, however remote. From oil platforms and far-flung bank branches to autonomous vehicles, retail sites and official…...
Siemens expands Industrial Automation Data Center with edge AI and cybersecurity
1+ week, 3+ day ago (267+ words) Siemens will present the next generation of its Industrial Automation Data Center, a custom-configured data center for IT needs in production, expanding its turnkey solution into an AI-ready platform. Structure of the Siemens Industrial Automation Data Center and its Remote…...
Testing reveals Claude Mythos's offensive capabilities and limits
1+ week, 2+ day ago (557+ words) Could Claude Mythos Preview, Anthropic's latest large language model, be leveraged for fully automated cyber attacks? The UK government's AI Security Institute (AISI) tested its capability to successfully engage in capture-the-flag (CTF) challenges and multi-step attack scenarios, and found that…...
AI adoption is outpacing the safeguards around it
1+ week, 2+ day ago (555+ words) AI is becoming part of professional and private life, reaching mainstream adoption faster than the personal computer or the internet. These systems are tested in reasoning, safety, and real-world tasks, but the reliability of those measurements remains uncertain. Number of…...
Agentic AI memory attacks spread across sessions and users, and most organizations aren't ready
1+ week, 2+ day ago (399+ words) In this Help Net Security interview, Idan Habler, AI Security Researcher at Cisco, breaks down a threat most security teams haven't named yet: agentic memory as an attack surface. Habler walks through Memory Trap, a disclosed and remediated method to…...