StreetArt Research

This person needs help to identify some street-art, maybe someone can help:
I’ve seen these in hoxton, London ?? Im an art student doing research,
wondered if anyone knows? – I didnt know how to post a new thread sorry…
Thing is some of the pics are done using stencil and a paint remover, kinda anti graffitti graffitt.. ever heard of this

Links are here:

image 1 image 2 image 3 image 4 image 5 image 6

Thanks, Timothy Walton