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CHANGELOG.md

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Changelog

[2.0-1] - 2024-10-17

Added

  • Extended place support for arbitrary Copland place attributes
  • Introduced support for PhotonOS 5.0
  • Developed process memory mapping appraisal ASP
  • Developed file hash value appraisal ASP
  • Updated Copland Compiler to generate APB code using basic Copland phrases expressing single place attestations
  • Created documentation which guides integrators through creating new Maat APBs and ASP
  • Altered measurement contract format to represent TPM signatures and quotes
  • Addressed interoperability bugs between TPM enabled and TPM disabled Maat instances
  • Addressed bugs in Maat’s XML parsing

[1.7-1] - 2024-05-17

Added

  • Addition of APBs, ASPs, and supporting policy files to represent a basic integration of existing measurement tools into Maat
  • Official support for Debian 11 and Ubuntu 23.10
  • Added new ELF file attribute appraisal ASP
  • Resolved RHEL 9 package build errors
  • Resolved SELinux policy issues
  • Increased verbosity of unit tests
  • Added more content to the layered attestation use case documentation

[1.6-1] - 2024-03-21

Added

  • Introduction of full OpenSSL v3 support within Maat
  • Resolved system information ASP information collection error on some platforms
  • Resolved bug in system information appraisal ASP configuration parsing
  • Resolved input parsing error within the graph-shell utility
  • Resolved correctness bug related to improper variable initialization in the memory mapping ASP

[1.5-1] - 2023-12-08

Added

  • Updated the system information appraisal ASP to support dynamic reconfiguration
  • Improved logical flow of documentation through changes to wording and section ordering
  • Fixed to documentation rendering of code, diagrams, etc.
  • Inclusion of section on complex attestation use-case into documentation
  • Resolved build warnings raised by compilers on various platforms
  • Introduced signal for ASPs to indicate that a measurement was unable to be taken, integrated into GOT measurement
  • Changed ASP error signaling, allowing for more fine grained error status to be returned to the calling APB
  • Developed ASP to perform appraisal of GOT/PLT measurer results, which was formerly handled in the Userspace Appraiser APB
  • Remediated measurement issues leading to false positive detection of GOT/PLT errors
  • Resolved memory corruption issues within TPM code
  • Integrated Valgrind analysis into CI and resolved memory leaks that were identified
  • Incorporate more testing platforms into CI, including Ubuntu 22 and RHEL8 with TPM support
  • Added code coverage reports to CI
  • Introduced numerous CI and unit test fixes

[1.4-1] - 2023-04-04

Added

  • TPM2 support
  • Removed ROADMAP.md
  • Addressed isses from static analysis
  • Fixed some memory leaks and Valgrind issues
  • Quality improvements to RPM packaging, SELinux integration
  • Added layered attestation demo

[1.3-1] - 2022-02-28

Added

  • Carry nonce through scenarios with multiple negotiations
  • Sequence diagram based user interface for observing attestation manager interactions
  • Passport use case demonstration
  • IoT Assurance work to contributions
  • CentOS 8 support
  • Notion of Copland 'place' in selection/negotiation policy

[1.2-1] - 2020-03-12

Added

  • Initial Open Source Release