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Eduard van Valkenburg ddfbdf5c7a Python: information-flow control prompt injection defense (#5331)
* Python: Information-flow control based prompt injection defense (#5024)

* fides integration

* documentation

* documentation

* documentation

* human-approval on policy violation

* numenous hyena 'works'

* IFC based implementation

* minor edits in documentation

* rebasing the branch and running the email example

* Add security tests for IFC middleware

* Fix Role.TOOL NameError in approval handling

* tiered labelling scheme

* 3 tier labelling scheme in middleware

* Adapt security middleware to list[Content] tool results

* Refactor SecureAgentConfig as context provider and address Copilot review comments

* Update FIDES docs to reflect context provider pattern and update code for ContextProvider rename

* Fix security examples: use OpenAIChatClient instead of non-existent AzureOpenAIChatClient

* Address PR review: consolidate security modules, remove ContentLineage, update docs

* remove unrelated files

* remove comment from _tools.py and rename decision file

* Fix CI failures: Bandit B110, broken md links, hosted approval passthrough

* apply template to decision doc 0024

* minor fixes to decision doc 0024

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Co-authored-by: Aashish <t-akolluri@microsoft.com>

* Python: follow up FIDES security flow (#5330)

* Python: follow up FIDES security flow

Refine the secure approval path, mark the security classes with the FIDES experimental feature label, and clean up the related docs/tests. Also fix workspace-level validation regressions uncovered while running the full Python check suite.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Python: remove FIDES GitHub MCP sample

Drop the GitHub MCP security sample from the FIDES follow-up branch while keeping the remaining security docs and samples intact.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

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Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Address PR review: fix paths and update FIDES implementation (#5352)

* Python: updated import naming and comment from review (#5421)

* updated import naming and comment from review

* Add approval replay None call-id test

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

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Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Python: Address PR 5331 comments and track sesssion while calling Agent in email_security_example (#5446)

* Address PR review: fix paths and update FIDES implementation

* Address PR comments and add session tracking in email example in samples

* Fix session creation and resolve merge conflict in docstring example

* Resolve merge conflict in docstring example

* Python: add test for empty-message pruning in approval result replacement (#5617)

Adds test coverage for the second-pass logic in
`_replace_approval_contents_with_results` that removes messages whose
`contents` list becomes empty after first-pass content removal.

Addresses review comment on PR #5331:
https://github.com/microsoft/agent-framework/pull/5331#discussion_r3129039445

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

---------

Co-authored-by: shrutitople <shruti.tople@gmail.com>
Co-authored-by: Aashish <t-akolluri@microsoft.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
ddfbdf5c7a ยท 2026-05-05 18:08:08 +00:00
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