NGINX 1.31.4: PROXY Protocol v2, Stricter Validation and More

NGINX 1.31.4 adds PROXY protocol v2 support that lets backends behind stream or mail proxies see client TLS details alongside the client's address. The release also tightens validation for malformed input and improves standards compliance for HTTP/2 and gRPC requests to upstreams.

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  1. NGINX Blog

    NGINX 1.31.4: PROXY Protocol v2, Stricter Validation and More

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