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Post #1320 230
GWP-ASan: Sampling-Based Detection of Memory-Safety Bugs in Production


This paper describes a family of tools that detect these two classes of memory-safety bugs, while running in production, at near-zero overhead. These tools combine page-granular guarded allocation and low-rate sampling. In other words, we added an “if” statement to a 36-year-old idea and made it work at scale

https://arxiv.org/pdf/2311.09394.pdf
Post #1312 243
Chalk™ captures metadata at build time, and can add a small 'chalk mark' (metadata) to any artifacts, so they can be identified in production. Chalk can also extract chalk marks and collect additional metadata about the operating environment when it does this.

https://github.com/crashappsec/chalk
GitHub GitHub - crashappsec/chalk: Chalk allows you to follow code from development, through builds and into production. Chalk allows you to follow code from development, through builds and into production. - crashappsec/chalk
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