Security Bulletin

At one point, Al-Tahery Al-Mashriky was hacking thousands of websites within the span of three months while stealing personal data and sensitive information.

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Detailed spear-phishing emails sent to European government entities in Seoul are being tied to North Korea, China, or both.

The goal of the Quantum-Safe Program is to ensure that by 2033, all Microsoft products and services are safe by default from quantum-based attacks.

Executive Summary What began as a DevNet-led initiative to enable secure, compliant e-commerce for DevNet certification collateral and preparation materials has since evolved into a foundational framework benefiting Cisco at large. Over two years...

The security risks posed by fake employees are particularly severe when they secure IT positions with privileged access and administrative permissions.

The vulnerabilities themselves aren't new, but are being exploited in a novel manner that could lead to a "devastating attack."

Trend Micro's Salvatore Gariuolo talks with the Black Hat USA 2025 News Desk about how the new ISO 15118 standard for electric vehicle smart charging and vehicle-to-grid communications can be weaponized by threat actors.

Researchers highlight how Warlock, a new ransomware heavyweight, uses its sophisticated capabilities to target on-premises SharePoint instances.

Some LLM-created scripts and emails can lower the barrier of entry for low-skill attackers, who can use services like Lovable to create convincing, effective websites in minutes.

Sam Collins and Marius Muench of the University of Birmingham, UK, join the Black Hat USA 2025 News Desk to explain how anti-cheat systems in video games provide valuable lessons on defending against threat actors' techniques and strategies.

In the past year, "Static Tundra," aka "Energetic Bear," has breached thousands of end-of-life Cisco devices unpatched against a 2018 flaw, in a campaign targeting enterprises and critical infrastructure.