Take home test, then some of the best puzzles I have seen in an interview.
Extremely interesting and very difficult. It requires a certain eye to succeed. The take home test covers the basics of basics of decoding work, and the tests in the technical interview are more intuition based.
I applied through a recruiter. The process took 2 weeks. I interviewed at Cellebrite in Jun 2022
Interview
Home assignment trying to figure out a proprietary file format and extract as much data.
Interview: asking me about the home assignment, how I solved it and how I approached it