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Sweep 22 Oct 2026 · 21:04Z Build v2.1.309 528 read Stable v2.1.308 Latest v2.1.309 Next v2.1.309 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.196 ·

Windows Sandbox ACL — Per-Process Ownership

Entry
JSON All of v2.1.196
EntryKind: in v2.1.196,
ImprovementsSection of the release

The Windows file-deny ACL stamp now accepts a --holder-pid flag that associates the stamp with a specific process ID. When the holder process exits, the ACL can be cleaned up rather than persisting for the entire session group.

Details
  • gta() (ACL stamp) and poo() (ACL restore) both pass --holder-pid <pid> to the srt-win acl helper.
  • Changing the Windows sandbox group still requires reset() and re-initialize().
  • If the file-deny set changes mid-session, a warning is logged noting that the change cannot be applied without a reset.
Evidence

New flag (search for "--holder-pid")

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

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