Could you please clarify if is a specific encrypted filename , a password hash , or a typo for a different technical term? Knowing the context where you saw this name would help in finding the exact "paper" you need. Definition of PKZIP abc's | PCMag

: Information on ZIP2EXE , a utility that combines compression with an executable for automatic unzipping.

: PKZIP was famously introduced in 1989 by Phil Katz and PKWARE, Inc. for MS-DOS, setting the industry standard for file archiving.

: Discussions on platforms like Crypto Stack Exchange explore the safety of PKZIP-compatible encryption and its limitations compared to modern standards like AES. Related Tools and Utilities

: The official technical documentation for the ZIP format (often referred to as the PKWARE specification) details the structure of central directories, file headers, and metadata. You can find detailed descriptions in the ZIP File Format (PKWARE) guide from the Library of Congress.

: Research into hash formats for recovery is often discussed on forums like Hashcat for auditing ZIP file security.