Top 10 GAI Security Stories, October 9, 2026

Top 10 GAI Security Stories — October 9, 2026

No. 8 · from 42 articles

RealSecu Co., Ltd.To counter threats like the AI-driven phishing and impersonation attacks covered on this page, RealSecu continues joint research with HJITM on AI-based threat detection and anomaly analysis.

AI-Enabled Attacks

AI-powered hacking tools enabled a likely single attacker to breach multiple South Korean banks

Read at The Decoder ↗Oct 8, 18:24 KST+2 more outlets

Defensive Tech

Anthropic launches free AI security scans for open-source projects

Read at The Verge ↗Oct 8, 23:53 KST+1 more outlet

Defensive Tech

Anthropic rolls out program for ‘long-term commitment’ to secure critical infrastructure, open source software

Read at CyberScoop ↗Oct 9, 06:32 KST

AI-Enabled Attacks

OpenAI used AI to help write email warning Australian government AI had hacked its websites

Read at The Guardian ↗Oct 8, 11:05 KST

Defensive Tech

Rein Security Raises $25 Million to Guard AI Agents at Runtime

Read at SecurityWeek ↗Oct 8, 20:11 KST

Defensive Tech

Fighting GenAI with GenAI: The New Email Security Landscape

Read at The Register ↗Oct 9, 00:00 KST

AI-Enabled Attacks

OpenAI says Iran, Russia used AI journalists, think tanks to influence Western media

Read at CyberScoop ↗Oct 9, 02:44 KST

AI-Enabled Attacks

Anthropic’s new budget model gets much better at ignoring hidden commands

Read at Help Net Security ↗Oct 8, 20:24 KST

Defensive Tech

Synack Wins ‘Agentic AI Security Solution of the Year’ in 2026 CyberSecurity Breakthrough Awards Program

Read at Yahoo Finance ↗Oct 8, 15:59 KST

Vulnerabilities & Jailbreaks

A single prompt was enough to hijack every AI agent in an AWS account, Zenity researchers found

Read at The Decoder ↗Oct 8, 22:01 KST