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data breach
Attackers obtained encrypted password vaults from some Dashlane user accounts

Dashlane has disclosed new details about a brute-force attack that let a threat actor access some customer accounts and copy encrypted vaults. Dashlane said it found no …

Let's Encrypt
Let’s Encrypt works toward post-quantum certificates at web scale

Let’s Encrypt plans to pursue a post-quantum-safe Web PKI through Merkle Tree Certificates (MTCs), a new approach that adds post-quantum authentication to the web without …

Cisco
Cisco SD-WAN 0-day exploited, no patch available (CVE-2026-20245)

A 0-day privilege escalation vulnerability (CVE-2026-20245) in Cisco Catalyst SD-WAN Manager that has yet to be patched by Cisco is being leveraged by attackers. “To …

AI threats
AI is helping low-skill hackers pull off advanced cyberattacks

Anthropic has published an analysis of cyber-related misuse of its AI systems, examining 832 accounts that were banned for malicious cyber activity between March 2025 and …

London
Photos: Infosecurity Europe 2026

Infosecurity Europe 2026 is a cybersecurity event that took place from June 2 to 4 in London. Help Net Security was on-site and here’s a closer look at the conference. …

patch tuesday
June 2026 Patch Tuesday forecast: Where are the CVEs?

My forecast from last month was only partly right. After the Anthropic Mythos announcements and the deluge of newly discovered vulnerabilities from vendors like Mozilla, …

AgentGG
AgentGG: Open-source agentic SAST scanner

Static analysis tools have spent years matching source code against known-bad patterns and handing engineers long lists of candidate issues to triage by hand. AgentGG …

car key
Thieves can pull off keyless car theft in under a minute and here’s how to stop them

A keyless car can be stolen in under a minute. Two people, a pair of cheap radio amplifiers, and a fob sitting on a hallway table inside the house. That is enough. No broken …

AI agent
AI agent governance gets harder when agents outnumber your people

In this Help Net Security video, Amit Gautam, CTO at Abluva, explains the security risks that autonomous AI agents bring into enterprise environments. He opens with a real …

AI
Most pros have seen AI hallucinations in IT operations

Autonomous AI is taking action inside enterprise IT environments. Software is restarting services, isolating risky devices, and applying patches without waiting for a human to …

Infosec products of the week
New infosec products of the week: June 5, 2026

Here’s a look at the most interesting products from the past week, featuring releases from Asimily, depthfirst, Diligent, Hyland, MazeBolt, and Noma. Asimily turns device risk …

eye
OAuth marketplace apps keep access after publishers vanish

Installing an app from the Google Workspace Marketplace or GitHub Marketplace can grant a third party access to company email, files, calendars, code repositories, CI …

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