Fake IRS letters direct crypto holders to bogus compliance portal
Scammers are sending physical letters to cryptocurrency holders that copy the look of official IRS notices. The letters tell recipients they must enroll in something…
Category: HelpnetSecurity
CISA lays out new guidance for using open-source software
The US Cybersecurity and Infrastructure Security Agency (CISA) has published the Open Source Software: Security Principles and Practices guide, which provides federal agencies with recommendations…
Attackers exploit N-able N-central flaw to reach managed endpoints (CVE-2026-18577)
Attackers are exploiting an authentication bypass vulnerability (CVE-2026-18577) in N-able N-central, a remote monitoring and management (RMM) solution widely used by managed service providers, to…
Chinese hacker used DeepSeek to launch autonomous cyberattacks on vulnerable servers
A Chinese threat actor operating under the aliases “knaithe” and “KnYuan” used multiple LLMs to automate cyberattacks against internet-facing systems with limited human intervention. Researchers…
OpenAI reveals how criminals used ChatGPT to run scams
OpenAI banned a coordinated network of ChatGPT accounts that likely originated in Cambodia’s Preah Sihanouk province, a region reports have linked to online scam compounds…
Product showcase: Guardio Mobile Security turns breach alerts into a recovery plan
Guardio Mobile Security brings several protection features to iPhone and Android, allowing users to monitor exposed personal information, identify phishing attempts, and receive alerts about…
AI agents are changing where cybersecurity seed funding lands
Founders pitching a cybersecurity seed round this summer are joining a line that keeps getting longer. Product Hunt launches hit their highest level since late…
Aviation cyber risk sits on the ground, the blindness sits in the air
In this interview with Help Net Security, Eliran Almog, CEO of Cyviation, explains why airline cyber losses happen on the ground while the aircraft stays…
Resecurity expands threat intelligence integration ecosystem with IBM QRadar
Resecurity has announced the availability of native integration with IBM QRadar SIEM, a widely used Security Information and Event Management (SIEM) platform used by the…
Criminals used AI and children’s coding software to build a multimillion-dollar ad fraud empire
A security investigation into inexpensive Android TV boxes led researchers to an ad fraud operation that had remained unnoticed for several years. Fuyao apps ecosystem…
Cybercrime goes subscription: AI, malware and infrastructure on demand
Cybercrime has become a commercialized ecosystem where criminals can buy or rent nearly every capability needed to launch sophisticated attacks. These services provide anonymity, plausible…
Anthropic’s Claude breached three companies during security tests
Anthropic has disclosed that its AI model Claude gained unauthorized access to the systems of three different organizations during cybersecurity evaluations. The disclosure follows OpenAI’s…