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#1000 #100daysofsolana #100daysofsolona #2026 #a11y #accountability #achievement #activator #actors #adaptive #adopting

DEVMay 4, 2026 · 6h ago

A superscript-1 walks past every Go SSRF guard

TL;DR. golang.org/x/net/idna.Lookup.ToASCII runs UTS-46 NFKC mapping 0-9. A pre-IDNA net.ParseIP check rejects the NO_PROXY lists, TLS-SNI routers, and cookie-domain validators that TrimRight + ParseAddr golang.org/x/net/http/httpproxy, the canonical safe pattern, and two I ran into this one while writing a Go HTTP client for a private project. I idna.Lookup.ToASCII canonicalising the host The sha

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DEVMay 3, 2026 · 1d ago

Your .env file should have one line

Every AI app I've shipped recently rewrote the same plumbing. The OAuth dance for Slack. Encrypted storage for an API key. Refresh-token logic that finally fails on the 3rd call after an hour. Wiring up an MCP client to a server behind a bearer token someone pasted into a Notion page.

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