Likely Forensics or Misc (based on file reconstruction requirements) Initial Observation
If the archive is locked, standard CTF techniques include: N3cR02023.part01.rar
Often the password is the answer to a previous stage of the competition. Likely Forensics or Misc (based on file reconstruction
If parts are missing, you may need to find them hidden in other challenge files or hosted on a different URL provided by the challenge description. N3cR02023.part01.rar
Once all parts are collected and the password (if any) is entered: Extract using: unrar x N3cR02023.part01.rar .
Checking the "Comment" section of the RAR or strings output for clues.