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AI agents
Microsoft open-sources tools for designing and testing AI agents

Microsoft has open-sourced two tools aimed at bringing security discipline to AI agent development: Clarity, a structured design review tool, and RAMPART, a continuous testing …

AI
AI red teaming agents change how LLMs get tested

Adversarial probing of LLMs has piled up a sprawling toolkit over the past three years. Attack techniques with names like Tree of Attacks with Pruning, Crescendo, and Skeleton …

lock
When your AI assistant has the keys to production

Large language models in operational roles query telemetry, propose configuration changes, and in some deployments execute those changes against live infrastructure. Ticket …

Lyrie
Lyrie: Open-source autonomous pentesting agent

Penetration testing has usually required weeks of manual work, specialized tooling, and teams with narrow skill sets. Lyrie, an open-source autonomous security agent built by …

downtime
AI shrinks vulnerability exploitation window to hours

Time has become organizations’ biggest vulnerability because the gap between vulnerability discovery and exploitation has narrowed to hours, according to Synack’s 2026 State …

Microsoft Copilot Studio
Microsoft turns Copilot Studio into an AI agent control center

The Microsoft Copilot Studio April 2026 updates improve visibility and governance for admins and expand workflow capabilities for managing agents. Copilot surfaces agent …

Microsoft
Microsoft’s agentic security system found four critical Windows RCE flaws

Microsoft responded to growing competition in AI security by announcing that its new agentic security system helped researchers discover 16 new vulnerabilities in the Windows …

door
One in four MCP servers opens AI agent security to code execution risk

Enterprise deployments of AI agents lean on two extension mechanisms that introduce risk at different layers of the stack. MCP servers expose deterministic code functions with …

Pipelock
Pipelock: Open-source AI agent firewall

AI coding agents run with shell access, environment variables containing API keys, and unrestricted internet connectivity, creating a single point of failure where one …

Microsoft Visual Studio 2026
Visual Studio cloud agents now run inside GitHub Copilot

Microsoft’s April update to Visual Studio introduces cloud agent integration in GitHub Copilot, enabling developers to offload tasks to remote infrastructure for scalable, …

Fido Alliance
FIDO Alliance wants to keep AI agents from going rogue on online payments

AI agents are beginning to shop, log in, and complete tasks with little direct input. That shift is pushing the security industry to rethink how trust works when actions are …

automation
OpenAI releases Symphony to automate Codex work through Linear

Engineering teams running coding agents at scale find themselves managing dozens of parallel sessions across browser tabs and command-line windows. OpenAI has released an …

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