Anthropic has released Claude Fable 5, a new frontier model designed to handle complex, multi-stage autonomous tasks and long-running workflows. The model is now integrated into Microsoft Foundry, GitHub Copilot, and the Foundry Agent Service to support enterprise-level software development and research. It features enhanced vision capabilities for interpreting structured data in documents like PDFs, diagrams, and dense financial tables.

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Microsoft has launched a public preview of pre-upgrade validation checks for Azure Database for PostgreSQL flexible servers. This managed service automates database maintenance, but major version upgrades often face risks from hidden compatibility issues. The new feature allows for proactive identification of potential blockers before the actual migration process begins.

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Microsoft has temporarily disabled 73 of its GitHub repositories across organizations like Azure and MicrosoftDocs following a compromise by the self-replicating Miasma worm. The attack utilized compromised contributor credentials to inject malicious code into critical projects, including the Azure durabletask Python package. This incident represents a significant escalation in a broader supply chain campaign targeting the open-source ecosystem and developer environments.

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Microsoft recently disabled access to dozens of open-source repositories on GitHub following a supply chain attack. The breach targeted projects primarily related to Azure cloud services and various AI development tools used within VS Code. Attackers successfully injected malicious code designed to exfiltrate passwords and sensitive credentials from developers who utilized the compromised tools.

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Microsoft has introduced confidential live migration for Azure to improve the availability of highly secure virtual machines. Previously, confidential VMs often required full restarts during host maintenance or patching due to the isolation of protected hardware environments. This new feature allows these specialized workloads to move between hosts with only a brief pause, maintaining operational agility.

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Microsoft recently unveiled MAI-Thinking-1, a new in-house reasoning model designed to reduce its reliance on OpenAI technology. The company marketed the model to enterprise customers as being trained on a clean and commercially licensed data lineage to minimize legal risks. This flagship model features a mixture-of-experts architecture with 35 billion active parameters and a 256K context window for advanced software engineering tasks.

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