Where does “man-in-the-browser” come from?

man-in-the-browser (English) comes from English browser, from English browse, from Middle English browsen, from Old French brouster, from Old French brost, from Middle High German brobest, from Old High German provost, from Old French provost — passed , crossed.

man-in-the-browser (English): A form of Internet security threat, a proxy...

Definitions

  1. A form of Internet security threat, a proxy...

Ancestry of “man-in-the-browser”, step by step

man-in-the-browser traces back through two separate lines of ancestry.

via English browser

StepLanguageWordMeaning
1EnglishbrowserA person or animal who browses; A person who...
2EnglishbrowseTo scan, to casually look through in order to...
3Middle Englishbrowsen
4Old Frenchbrouster
5Old Frenchbrostsprout; a sprout, shoot, bud
6Middle High Germanbrobest
7Old High Germanprovost
8Old Frenchprovost
9Latinprōpositusset forth
10Latinpraepositusplaced in front; placed in command; One placed in...
11Latinpraepōnōto place or set over as chief, commander, or superintendent; to place at the head of or entrust with the charge or command of; to appoint or depute as
12Latinprae-before; in front; in charge
13Proto-Italicprai-pre-, before
14Proto-Indo-Europeanpreh₂-before, in front
15Proto-Indo-Europeanper-before, in front; first; to go through
16Proto-Indo-Europeanpr̥tóspassed , crossed

via English man-in-the-middle

StepLanguageWordMeaning
1Englishman-in-the-middle
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₂-
man-in-the-browser — Etymology, Origin & Word History | Etymology Explorer