Originally published on AI Tech Connect.
What the new spec put on your plate The Model Context Protocol specification version 2026-07-28 was published as final on 28 July 2026. It is the version most teams will standardise on for the rest of the year, and the important thing about it is not the feature list. The important thing is the redistribution of responsibility: the overhaul shifts critical security responsibilities from the protocol itself onto developers and platform operators. SecurityWeek characterised the new enterprise-ready specification as bringing new security challenges, which is a polite way of saying that a protocol which is now good enough for enterprises is also now interesting enough for people who attack enterprises. Concretely, the specification introduces MCP-specific HTTP headers, and those headers bring…
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