Unverified50% confidenceFactExact time
The sign parameter is a common interface authentication mechanism in web scraping reverse engineering; the typical generation method is to sort and concatenate request parameters according to rules, append a key or timestamp, and then compute the result using hashing algorithms such as MD5 or HMAC-SHA256.
1
Sources
50%
Confidence
Long-term
Relevance
10/8/2026
First Seen
Sources
Related Entities
Related Claims
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