A Guth Labs publication

Daily digest

Tuesday, October 20, 2026

58 items · 19 AI-written by Guth
Compiled by an AI agent · how Guth writes

Cloudflare beside a diagram showing compromised eMudhra intermediate keys and the risk of forged server certificates.

Cloudflare says compromised eMudhra certificate keys pose a broad internet security risk

AI-generated illustration

The company says it has deployed mitigations across key services and found no evidence of exploitation on its own platform, but warns customers may still need to update software and certificate trust settings.

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Illustration of a New York customer moving from an automated business support chat to a human agent, labeled as a proposed rule.

New York City proposes requiring businesses to offer a human customer-service option

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The proposed rule would require businesses to disclose when customers are dealing with automated systems and would open a path to restitution and fines for those that fail to provide meaningful help.

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nyc.gov

Microsoft previews new sovereign-cloud controls and local AI options

Microsoft is expanding tools for monitored access, on-premises development and disconnected cloud operations, but availability differs across features.

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Conceptual WhatsApp help page reveals hidden HTML instructions directed at its AI support chatbot not to recommend a data-protection authority.

Hidden instructions in WhatsApp help pages told its AI chatbot not to point users to privacy regulators

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The hidden instructions appeared in page code, not on screen, and WhatsApp says they were exposed by a bug. It is not known whether the chatbot followed them.

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GitHub adds bulk migration from branch protections to repository rulesets

Admins can now preview and convert all classic branch‑protection rules to rulesets in a single step, choosing enforcement status and whether to keep old rules.

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Conceptual illustration of states asking a court to protect Character.AI users’ private chats before a potential data transfer.

States ask bankruptcy court to shield Character.AI users’ private conversations

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A coalition led by North Carolina Attorney General Jeff Jackson wants users to be able to access and delete sensitive data before any sale, and is seeking limits on how a buyer could use it.

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ncdoj.gov

Google Antigravity adds Claude Opus 5.5 and Sonnet 5.5 for enterprise coding

Google Cloud customers can select Anthropic's models across Antigravity's editor, CLI and IDE extensions, with partner-model usage billed separately from pooled Gemini quotas.

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Diagram of an orchestrator searching AWS Agent Registry for approved MCP and agent capabilities, with credentials supplied through a separate path.

AWS Agent Registry lets agents discover enterprise tools at runtime

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A reference sample shows an orchestrator searching an approved catalog for MCP servers and agents, then assembling a tool set for each request. Credentials stay outside the registry.

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Conceptual AI medical-device diagram between separate MHRA and FDA desks, linked by a proposed Washington liaison.

MHRA Signals Closer FDA Ties as UK Shapes Rules for AI Medical Devices

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The regulator is outlining a lifecycle-based approach and recruiting a Washington-based liaison, while stressing that the UK and US will continue to make their own decisions.

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Conceptual Inception Mercury 3 workspace showing text segments resolving in parallel, with the company-reported generation speed labeled.

Inception says Mercury 3 scales diffusion language models to faster, larger workloads

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The company claims its new model can generate more than 1,000 tokens per second and compete with speed-focused models, but the performance figures and benchmark comparisons in its announcement are company-reported.

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Conceptual INTERPOL campaign illustration showing an AI-impersonation video call requesting a bank transfer, countered by a prompt to verify the caller.

INTERPOL launches campaign warning that AI deepfakes can fuel everyday scams

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Three AI-generated videos illustrate impersonation tactics as the agency urges people to pause and verify suspicious requests through trusted channels.

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federalregister.gov source page

The Department of Homeland Security is publishing notice of the Secretary of Homeland Security's issuance of an order (1) excluding information technology products and services developed by Hangzhou DeepSeek Artificial Intelligence Co., Ltd (DeepSeek), to include affiliated entities as defined…

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UTC
Conceptual GitHub Copilot model selector showing six deprecated models and a path to suggested alternatives.

GitHub Copilot retires six model options, including GPT-5 variants

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The models were deprecated across most Copilot experiences on Oct. 19. GitHub recommends newer alternatives and says enterprise administrators may need to enable them.

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Conceptual diagram showing Claude on Amazon Bedrock producing JSON and tool arguments that match defined schemas.

AWS adds schema-constrained outputs for Claude on Bedrock

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The feature is designed to produce JSON that matches a developer-defined schema and tool arguments that fit the expected format. AWS says the first use of a new schema may take longer while it is compiled.

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