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People act at human pace: they read, pause, navigate, come back later. Automated traffic and heavily shared accounts don't, so a burst of activity well past what one person produces is a useful tell. The ",[212,213,214],"code",{},"has_high_velocity"," ",[217,218,219],"a",{"href":106},"check"," flips true when the rate for an account or address crosses what's normal for a single human.",[222,223,225],"h2",{"id":224},"what-it-catches","What it catches",[227,228,229,238],"ul",{},[230,231,232,237],"li",{},[233,234,235],"strong",{},[217,236,165],{"href":166},": a script hitting an endpoint far faster than anyone could click is the textbook high-velocity case.",[230,239,240,244],{},[233,241,242],{},[217,243,157],{"href":158},": when many people use one login, the account's combined activity runs hotter than any individual would.",[222,246,248],{"id":247},"using-it","Using it",[208,250,251,253,254,257,258,215,261,264,265,268,269,272,273,276],{},[212,252,214],{}," weights into both the ",[217,255,256],{"href":166},"scraping"," and ",[217,259,260],{"href":158},"account-sharing",[217,262,263],{"href":110},"risk"," scores, and you can match it directly in a ",[217,266,267],{"href":118},"policy",". It pairs naturally with the ",[217,270,271],{"href":178},"anonymizing network"," flags for scraping (fast traffic from a datacenter IP) and with ",[217,274,275],{"href":126},"concurrency"," for sharing (fast traffic from two places at once). On its own, treat it as a reason to add friction rather than to hard-block. A genuine power user can occasionally run hot.",{"title":278,"searchDepth":279,"depth":279,"links":280},"",2,[281,282],{"id":224,"depth":279,"text":225},{"id":247,"depth":279,"text":248},"Velocity is the rate of activity for a single user or IP over a short window. A spike well past normal human pace points to scraping or account sharing.","md",{},true,"---\ntitle: Velocity\ndescription: Velocity is the rate of activity for a single user or IP over a short window. A spike well past normal human pace points to scraping or account sharing.\n---\n\n# Velocity\n\nVelocity is how fast activity is piling up for one user or IP. People act at human pace: they read, pause, navigate, come back later. Automated traffic and heavily shared accounts don't, so a burst of activity well past what one person produces is a useful tell. The `has_high_velocity` [check](\u002Fdocs\u002Fv3\u002Fconcepts\u002Fchecks) flips true when the rate for an account or address crosses what's normal for a single human.\n\n## What it catches\n\n- **[Scraping](\u002Fdocs\u002Fv3\u002Fconcepts\u002Fscraping)**: a script hitting an endpoint far faster than anyone could click is the textbook high-velocity case.\n- **[Account sharing](\u002Fdocs\u002Fv3\u002Fconcepts\u002Faccount-sharing)**: when many people use one login, the account's combined activity runs hotter than any individual would.\n\n## Using it\n\n`has_high_velocity` weights into both the [scraping](\u002Fdocs\u002Fv3\u002Fconcepts\u002Fscraping) and [account-sharing](\u002Fdocs\u002Fv3\u002Fconcepts\u002Faccount-sharing) [risk](\u002Fdocs\u002Fv3\u002Fconcepts\u002Frisks) scores, and you can match it directly in a [policy](\u002Fdocs\u002Fv3\u002Fconcepts\u002Fpolicies). It pairs naturally with the [anonymizing network](\u002Fdocs\u002Fv3\u002Fconcepts\u002Fanonymizing-network) flags for scraping (fast traffic from a datacenter IP) and with [concurrency](\u002Fdocs\u002Fv3\u002Fconcepts\u002Fconcurrency) for sharing (fast traffic from two places at once). On its own, treat it as a reason to add friction rather than to hard-block. A genuine power user can occasionally run hot.\n",{"title":185,"description":283},"Zveu7BwaSnNUziYnoW0VDDHTMV9nkEi_ka56-YN9QqE",1780344893831]