Walk Input To Safe Output
Trace a WordPress data path from request input to validated storage and escaped output.
Security walk A partner directory form accepts company names, URLs, and descriptions, then renders them in public and admin contexts. The goal is not to clean everything the same way. The goal is to protect each boundary without destroying valid content. Input -> storage -> output Three-boundary data walk Validation, sanitization, and escaping do different jobs. Walk the value through each boundary before choosing helper functions. Shortcut Run one cleanup function and echo later. Each defense matches one boundary. Do not ask a sanitizing function to do an escaping function's job. 01 Request 02 Storage 03 Output Request boundary Fresh…
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