: Do not attempt to decompress this file on a standard computer. Most modern antivirus programs and zip utilities will detect it as a "zip bomb" or "decompression bomb" and block it to prevent your system from crashing or running out of disk space. Recommended Write-ups

The most well-known file matching this description is . It is a tiny 42,374-byte (approx. 42 KB) zip file that, when fully unzipped, expands to 4.5 petabytes of data.

It sounds like you're looking for the famous "44.5 KB" zip bomb (often rounded to 45K or 44K) and its technical write-up.

: Various cybersecurity blogs and "how-to-hack" communities on Reddit discuss the classic recursive structure and why it was so effective against early 2000s scanners.

If you are looking for a "good write-up" on how these work technically, these sources are highly regarded: