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Sweep 06 Nov 2026 · 01:32Z Build v2.1.319 537 read Stable v2.1.311 Latest v2.1.318 Next v2.1.319 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.271 ·

New content-source integrity hashing for plugin commands and 'entry helper' sources

New integrity-hashing system checks plugin commands and their sources before trusting them

Under the hood Internal Changes
JSON All of v2.1.271
Under the hoodTier: how much it should matter to you
2Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
PluginsArea: what it touches
Internal ChangesKind: in v2.1.271,
Internal ChangesSection of the release
What

Claude Code now computes a cryptographic fingerprint (a SHA-256 hash) over a plugin command's type, plugin ID, and command text, combined with either a catalog revision or an archive URL. A separate "catalog revision" value is derived from the plugin's git commit, a digest file in cloud storage, or a hash of its marketplace and package files.

A new set of outcomes determines whether a plugin command is trusted before it runs:

  • command_source_refused
  • command_source_declined
  • entry_helper_unconfirmed
  • entry_helper_declined
Why

This adds a verification step so plugin commands can be checked against a known-good source before Claude Code trusts them, reducing the risk of running a command whose origin can't be confirmed.

See this entry in the whole of v2.1.271 →

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