Tessera Defense and Homeland Security has introduced an advanced security system integrating LADAR sensors with AI technology for enhanced perimeter protection.

Cogent's latest acquisition of Specular, an AI security firm, enhances its cyber defense capabilities against emerging AI threats for enterprises.

Commvault has partnered with Zscaler to enhance AI adoption for enterprises, ensuring they have control, confidence, and resilience against security threats.

The Open Source Security Foundation (OpenSSF) welcomes new members and expands AI security resources to enhance software protection in a rapidly changing landscape.

Arcjet introduces a suite of custom AI security models aimed at safeguarding AI agents from threats, enhancing security with rapid detection capabilities.

Claude Mythos 5.2 is the version of Anthropic's newest model with fewer cyber and biology safeguards, and only vetted organizations can use it. It launched on November 9, 2026, alongside Claude Fable 5.2. Anthropic says the two are the same underlying model. Fable 5.2 is the one most paying customers get. We covered the launch in Claude Fable and Mythos 5.2…

DeepSeek Creator Mode is a setting in DeepSeek Harness, DeepSeek's open-source agent app, that builds a working plugin from a plain-language request. You describe the tool you want, and the agent writes the plugin files, installs them and tests them in the same chat. DeepSeek's Harness team showed it off on November 2, 2026, according to TechNode's report. The demos included a paper reader, a poster designer and a video editor.

Darkforce has attained Awardable status through the CDAO's Tradewinds Solutions Marketplace, enhancing procurement for AI and cyber security in the Department of War.

Check Point Research has shown a way around ChatGPT Lockdown Mode that could send a user's chats to an attacker without a single click. OpenAI had fixed it by September 18, and Check Point published the details on November 5, 2026. The same week, Forever Security showed that a malicious browser extension on claude.ai could drive Claude Desktop through Dispatch.

Claude Enterprise security got a new set of admin tools on November 5, 2026. Anthropic added a security center, made inference hooks generally available, opened a beta for centralized management, and added new access controls. A day later it added cost tags for projects. On the Claude Platform side, organizations can now set their own IP allowlist and sign a member out everywhere through the Admin API.

Claude Code's settings.local.json file is leaking passwords and API keys to public GitHub repos, according to Apiiro. The security firm found 104,185 public copies of .claude/settings.local.json on GitHub. Of those, 1,122 held at least one real secret. The cause is one click on "Yes, and don't ask again" in a permission prompt. That choice saves the approved shell command as a rule in the file.

Sentra has raised $150 million led by Capital One Ventures to enhance its agentic data security platform amid rapid AI integration across enterprises.

GPT-6 Cyber is OpenAI's new cybersecurity model, announced Thursday, November 5, 2026, and OpenAI rates it Critical in cybersecurity under its Preparedness Framework. That is the top level on OpenAI's scale. The model is limited to a select group of approved Daybreak Red customers. OpenAI also says the model found 81 previously unknown high-severity Firefox flaws and built working root exploits for 948 Linux kernel flaws.

Omnissa has announced the expansion of its Sovereign Solution to control AI operations in eight new markets, enhancing data security and compliance for enterprises.

The Cloudflare Workers AI leak affected 155 responses from the GLM-5.3 model between August 27 and September 9, 2026, and each one contained data from other customers' requests. Cloudflare disclosed it in a post-mortem on October 26. The cause was a configuration mismatch that set off a bug in SGLang, the open-source engine that serves the model. The Cloudflare Workers AI leak matters to anyone who sends member data, donor notes or draft content to a hosted AI API.

The Drupal AI module received eight security advisories on October 28, 2026, and one of them is rated Critical. The fixes ship in AI 1.5.2 and 1.4.11. Sites still on the 1.3.x branch have no patch, because that branch is no longer supported. This post is a follow-up to our September look at the Drupal AI Security Initiative and the advisory count…

ARTEX is an open-source, multi-agent penetration testing framework, and since late September 2026 security firms have tied it to real intrusions at banks, government agencies, software vendors and a Dutch security nonprofit. Every report describes ARTEX being pointed at its targets, and none says it picked victims on its own. The agents did the repetitive work at machine speed. This explainer covers what ARTEX is, what each report says, where the sources disagree, and what site owners and small IT teams can check.

AvalonX emerges from stealth mode with $10 million in funding, providing continuous AI-powered penetration testing to safeguard small businesses.

Check Point introduces its next-gen Maestro Hyperscale Orchestrator, enhancing AI traffic management capabilities for enterprises and neoclouds with improved security performance.

Artemis Security announces Arun Singh as Chief Growth Officer after achieving remarkable milestones in its inaugural year, including 100x revenue growth.

Adversa AI has launched a groundbreaking security platform that monitors coding agents, ensuring they operate safely by blocking cyber threats in real-time.

Clone Systems unveils a restructured Managed SOC + SIEM service, employing private AI for enhanced 24/7 security monitoring without compromising client logs.

Doppel has been recognized once again in the Fortune Cyber 60 list for 2026-2027, highlighting its innovative Social Engineering Defense platform.

Noma has earned a spot on the prestigious Fortune Cyber 60 list for 2026-27, showcasing its role as a key player in the cybersecurity landscape. This recognition underscores its innovative approach to safeguarding AI technologies.

Oracle introduces the AI Security Mesh, leveraging OpenAI's technology to bolster enterprise security, ensuring quicker identification and resolution of vulnerabilities.