Stackness9 min read
Agent sandbox comparison: Microsoft Execution Containers vs Docker Agent vs Agent37, and the defaults that bite
MXC 1.0.0 shipped on 7 October 2026 with egress denied by default, Docker Agent's microVM sandbox stays off until you ask, Agent37 leaves the internet open.
By Sergei GordeichukStackness Blog
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Originally published by Stackness Blog on Oct 13, 2026.
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