Work

Why PPAP Is Bad for Email Security, and What to Do Instead (archived 2026-07-27)

Year: 2026

Type: article

Abstract: We examine why PPAP — emailing a password-protected ZIP and then sending the password in a separate email — is dangerous, and lay out the realistic alternatives of TLS, S/MIME, and authenticated downloads from a practical standpoint. Archived version of https://comcomponent.com/en/blog/2026/04/03/000-why-ppap-is-bad-and-what-to-do/, as published on 2026-07-27. The live article is maintained and may change after this date. First published 2026-04-03.

Source: Zenodo (CERN European Organization for Nuclear Research)

DOI: 10.5281/zenodo.21614596

Author: Komura, Go

Language: English

Topic: User Authentication and Security Systems

Subfield: Information Systems

Field: Computer Science

Domain: Physical Sciences

Open Access status: green

OpenAlex ID: W7171426348

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