tag:github.com,2008:https://github.com/trailofbits/polytracker/releases 2022-09-14T12:21:10Z tag:github.com,2008:Repository/218835361/v4.0.0 2022-09-15T19:58:00Z <ul> <li>Switches from using Sqlite for storing runtime trace information to a custom <code>tdag</code> binary format, resulting in a significant speedup</li> <li>Improvements to "blind spot"/file cavity detection</li> <li>Numerous bug fixes</li> <li>Ability to track file writes to STDOUT and STDERR</li> <li>Code cleanup, additional examples, and documentation improvements</li> </ul> ESultanik tag:github.com,2008:Repository/218835361/v3.1.0 2021-11-09T14:47:28Z <ul> <li>Instrumentation optimizations that provide a significant runtime speedup</li> <li>Metadata and ground-truth control flow information are now stored to the database</li> <li>Adds the ability to track multiple input files as well as writes to output files</li> <li>Adds an instrumentation-time option to omit control-flow tracking data, providing a significant speedup</li> <li>Adds a new feature to map input byte offsets to output byte offsets, <em>e.g.</em>, to detect "cavities" in the input file (<em>i.e.</em>, regions of the input file that neither affect control flow nor influence a byte written to an output file).</li> </ul> ESultanik tag:github.com,2008:Repository/218835361/v3.0.1 2021-04-16T01:56:42Z <p>Bugfix Release</p> <p>Updates to a newer version of <code>polytracker-llvm</code> that fixes bugs related to taint union propagation.</p> <p>Various bugfixes related to the Python API for querying databases.</p> <p>Significant performance improvements in iterating over trace events.</p> ESultanik tag:github.com,2008:Repository/218835361/v3.0.0 2021-04-13T17:58:40Z <h2>Major Refactor</h2> <ul> <li>PolyTracker is now divorced from the LLVM/dfsan codebase</li> <li>Interactive Python REPL for interacting with tracing</li> <li>Instrumentation is stored to a SQLite database at runtime</li> <li>Python API to interact with the instrumentation database</li> <li><code>polybuild</code> and <code>polybuild++</code> can now be run from a host system and will seamlessly build in Docker if necessary</li> </ul> ESultanik tag:github.com,2008:Repository/218835361/v2.1.0 2020-07-29T13:44:21Z <p>Various performance and UX improvements. Output JSON schema has changed since the pre-release, but there is now a Python package to parse the output.</p> ESultanik tag:github.com,2008:Repository/218835361/v0.0.1-alpha2 2019-11-01T04:09:50Z <p>The initial public release of PolyTracker.</p> ESultanik