433 Central Ave., 4th Floor, St. Petersburg, FL 33701 | info@poseidon-us.com | Office: (813) 563-2652

Public Instagram posts provide raw material for AI phishing campaigns

A handful of public Instagram posts can give attackers enough material to generate convincing phishing emails with GenAI. Research from the University of Texas at Arlington and Louisiana State University showed how public social media activity can be turned into phishing messages that appear personal and credible to human recipients. Attack pipeline overview (Source: Research paper) The findings highlight a growing problem for security teams and users. Attackers no longer need stolen databases or long … More → The post Public Instagram posts provide raw material for AI phishing campaigns appeared first on Help Net Security.
http://news.poseidon-us.com/TScBgR

Earbud sensors can authenticate users by their heartbeat, study finds

Researchers built a continuous authentication system called AccLock that identifies a wearer by the tiny vibrations a heartbeat makes inside the ear canal. The signal comes from an accelerometer of the kind already sitting inside many wireless earbuds, so no extra hardware is needed. The point is to keep verifying that the person wearing the device is the legitimate user long after the initial unlock. Example of an application scenario for AccLock (Source: Research paper) … More → The post Earbud sensors can authenticate users by their heartbeat, study finds appeared first on Help Net Security.
http://news.poseidon-us.com/TScBfv

AI infrastructure is cracking under sovereignty demands

AI deployments are moving into environments with tighter controls around data, infrastructure, and system operations. Organizations are building AI systems across multiple providers, platforms, and computing environments while managing governance, security, and compliance obligations within defined boundaries. NTT DATA’s 2026 Global AI Report A Playbook for Private and Sovereign AI examined these conditions in more than 2,500 organizations. About 35% of CAIOs identify enabling private and sovereign AI as their biggest barrier to adoption, often … More → The post AI infrastructure is cracking under sovereignty demands appeared first on Help Net Security.
http://news.poseidon-us.com/TSc90C

Cybersecurity jobs available right now: May 19, 2026

CISO DataFence | Israel | Hybrid – View job details As a CISO, you will develop security roadmaps, compliance plans, risk registers, policies, and control implementation plans while leading audit and regulatory compliance activities. You will manage client projects from planning through delivery, conduct risk assessments, gap analyses, internal audits, and security maturity reviews, and prepare reports and recommendations for stakeholders and executive teams. Cyber Security Analyst ZEE | India | On-site – View job … More → The post Cybersecurity jobs available right now: May 19, 2026 appeared first on Help Net Security.
http://news.poseidon-us.com/TSc906