Ok wtf was that?!

Went to a webpage and it said "verifying that you are human" and a thingy was spinning...

I braced for a captcha...

Nothing. It moved on to loading the page.

Apparently I passed.

How did it verify me?

No really, how?

#infosec #ThisIsANewOne

Link: journals.asm.org/doi/10.1128/c…