AWS Security Digest·Week 4 of 2026·Jan 20-26, 2026·4 items

    Security Agent Reads Your GitHub

    Security Agent extends preview support to GitHub Enterprise Cloud, so your code, IaC, and supply chain now sit on the same scanning surface. Network Firewall picks up GenAI traffic classification. S3 lets you change a bucket's encryption type without re-uploading objects.

    In this issue1high3medium

    Highlights

    4 items
    $ tail -f /var/log/aws-security.log
    medium/Feature Launch/

    AWS Security Agent Adds GitHub Enterprise Cloud Support

    AWS Security Agent now supports GitHub Enterprise Cloud, enabling AI-powered automated code reviews on pull requests, penetration testing of private repos, and automated remediation via pull requests. Available in US East (N. Virginia).

    Security Agent
    high/Feature Launch/

    Network Firewall Gets GenAI Traffic Visibility & Filtering

    AWS Network Firewall now provides visibility into generative AI application traffic with web category-based filtering. Block unapproved GenAI services, restrict AI tool usage by category, and meet regulatory requirements for AI governance. Available in all commercial regions.

    Network Firewall
    medium/Service Update/

    S3 UpdateObjectEncryption API - Change Encryption Without Re-Uploading

    Amazon S3 now supports changing server-side encryption type of existing objects atomically without re-uploading. Migrate from SSE-S3 to SSE-KMS, rotate keys, and standardize encryption across buckets at scale via S3 Batch Operations.

    S3KMS
    medium/Feature Launch/

    STS Now Validates Identity Provider Claims (GitHub, Google, OCI)

    AWS STS now validates select identity provider claims from Google, GitHub (14 of 33 claims), CircleCI, and OCI in OIDC federation. New condition keys are usable in trust policies and resource control policies for fine-grained federated access control.

    STSIAM

    Key Takeaway

    1 item
    $ cat WEEKLY_SUMMARY.md

    The Network Firewall GenAI filtering is a game-changer for organizations worried about shadow AI. You can now block unapproved GenAI services at the network level. The S3 encryption migration API also solves a long-standing pain point - no more re-uploading terabytes of data to change encryption keys.

    Filed Under
    Network FirewallGenAIS3STSOIDCSecurity AgentGitHub

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