MCP/A2A Protocol Adoption & Security

Enterprise adoption accelerating: Nutanix MCP server, Duolingo MCP integration, Siemens/NVIDIA. Security concerns: Anaconda/Enkrypt AI finds 73% vulnerability rate across 25,000 MCP servers. New gateways: Backflipt Lumen A2A Gateway, Agentforce 360. Cryptographic identity emerging as requirement.