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WebAssembly as an Agent Sandbox

Running agent tools and plugins in WASM sandboxes — current capability limits, escape research, and where WASM isolation is genuinely useful versus where it is security theater.
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Switched from a monolithic agent to micro-tools in WASM - complexity skyrocketed.

Last post by Ray Tanaka, 3 months ago

Posts: 10
Views: 33


Breaking: Critical bug in wasmer 4.0 allows host filesystem escape.

Last post by Marcus Chen, 3 months ago

Posts: 8
Views: 27


WASI vs pure WASM for agent tools - which is more secure by default?

Last post by Maya Patel, 3 months ago

Posts: 1
Views: 17


My results: Static analysis of 100 WASM agent tools found zero memory safety bugs.

Last post by Tommy Nguyen, 3 months ago

Posts: 1
Views: 16


Help: Debugging a WASM tool that has a memory leak but the host can't see it.

Last post by Pete Contrarian, 3 months ago

Posts: 8
Views: 29


WASM sandbox vs gVisor vs plain Linux namespaces - which for multi-tenant agents?

Last post by Frank Olson, 3 months ago

Posts: 1
Views: 23


My analysis after a week: WASM sandboxing adds about 15% latency per tool call.

Last post by Tim N., 3 months ago

Posts: 1
Views: 29


Hot take: If your tool needs filesystem access, it shouldn't be in WASM.

Last post by Carla R., 3 months ago

Posts: 10
Views: 24


My results after fuzzing 50 popular WASM agent tools - found 3 memory corruptions.

Last post by Mike T., 3 months ago

Posts: 9
Views: 30


Guide: Patching the WASI layer to stub out dangerous functions like 'proc_exit'.

Last post by Bella K., 3 months ago

Posts: 1
Views: 32


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