Product showcase: NetGuard open-source firewall for Android
NetGuard is a free, open-source firewall for Android phones and tablets that provides users with a simple way to block internet access. Android does not…
Category: HelpnetSecurity
$250 million cryptocurrency heist funded luxury fashion, nightclub parties, and private jets
20-year-old California resident Marlon Ferro, known online as “GothFerrari,” was sentenced to 78 months in prison for his role in a cryptocurrency theft operation tied…
What Mozilla learned running an AI security bug hunting pipeline on Firefox
Over the past several months, Mozilla ran an agentic harness powered by Claude Mythos Preview across Firefox’s source code, identifying 271 security bugs that were…
North Korean hackers trojanize gaming platform to spy on ethnic Koreans in China
A gaming platform built for ethnic Koreans in China has been serving backdoored Windows and Android software to its users since late 2024. The platform,…
Claude Security enters public beta with Opus 4.7 vulnerability scanning and patching
Claude Security, previously called Claude Code Security, is in public beta for Claude Enterprise customers. Available in Claude.ai, the capability scans codebases for security vulnerabilities…
Spotting third-party cyber risk before attackers do
In this Help Net Security video, Jeffrey Wheatman, SVP and Cyber Strategist at Black Kite, discusses how organizations can identify and manage third-party cyber exposures…
ChatGPT advanced account security adds passkeys and hardware keys
Journalists, elected officials, researchers, and political dissidents have spent years adapting their accounts to phishing-resistant authentication on consumer platforms. ChatGPT now joins that list. OpenAI…
Nine-year-old Linux kernel flaw enables reliable local privilege escalation (CVE-2026-31431)
Security researchers at Theori have disclosed a high-severity local privilege escalation (LPE) vulnerability (CVE-2026-31431) in the Linux kernel. The flaw, nicknamed “Copy Fail”, has affected…
New infosec products of the month: April 2026
Here’s a look at the most interesting products from the past month, featuring releases from Advenica, Aptori, Axonius, Broadcom, GlobalSign, Intruder, IP Fabric, Mallory, Secureframe,…
AI traffic is getting bigger, louder, and less predictable
AI workflows need storage that supports repeated movement across the model lifecycle. Large datasets are ingested, transformed, exported for training, pulled back for evaluation, and…
Open-source privacy proxy masks PII before prompts reach external AI services
Enterprise developers routinely send prompts to external large language models that contain customer emails, support transcripts, and other identifying information, often without a sanitization layer…
Shadow AI risks deepen as 31% of users get no employer training
Between one-fifth and one-third of workers use AI outside the influence and governance of the IT function, according to a global survey of 6,000 full-time…